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    <link:label id="lab_ifrs-full_ContingentlyIssuableSharesMember_019ecfb4-96c8-7b20-ab87-d2b89cb6d575_terseLabel_en-US" xlink:label="lab_ifrs-full_ContingentlyIssuableSharesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingently issuable shares</link:label>
    <link:label id="lab_ifrs-full_ContingentlyIssuableSharesMember_label_en-US" xlink:label="lab_ifrs-full_ContingentlyIssuableSharesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingently issuable shares [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContingentlyIssuableSharesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContingentlyIssuableSharesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContingentlyIssuableSharesMember" xlink:to="lab_ifrs-full_ContingentlyIssuableSharesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingsTranslationDifferences_019e8df6-055a-79ea-a4c3-707d2349c6f8_negatedTerseLabel_en-US" xlink:label="lab_gamb_BorrowingsTranslationDifferences" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Translation differences</link:label>
    <link:label id="lab_gamb_BorrowingsTranslationDifferences_label_en-US" xlink:label="lab_gamb_BorrowingsTranslationDifferences" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings, Translation Differences</link:label>
    <link:label id="lab_gamb_BorrowingsTranslationDifferences_documentation_en-US" xlink:label="lab_gamb_BorrowingsTranslationDifferences" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowings, Translation Differences</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingsTranslationDifferences" xlink:href="gamb-20260630.xsd#gamb_BorrowingsTranslationDifferences"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingsTranslationDifferences" xlink:to="lab_gamb_BorrowingsTranslationDifferences" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_RestatementAxis_019e8df6-064b-7501-a1bd-d3aced3659ab_terseLabel_en-US" xlink:label="lab_srt_RestatementAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revision of Prior Period [Axis]</link:label>
    <link:label id="lab_srt_RestatementAxis_label_en-US" xlink:label="lab_srt_RestatementAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revision of Prior Period [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RestatementAxis" xlink:to="lab_srt_RestatementAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasLineItems_019e8df6-055b-7b3e-8366-7606978df110_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Geographical Areas [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of geographical areas [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeographicalAreasLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfGeographicalAreasLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfGeographicalAreasLineItems" xlink:to="lab_ifrs-full_DisclosureOfGeographicalAreasLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationByType1Domain_019ecf8c-75d8-7b9c-b02a-9fc0dc3f1f69_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Domain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1 [Domain]</link:label>
    <link:label id="lab_gamb_ContingentConsiderationByType1Domain_label_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Domain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1 [Domain]</link:label>
    <link:label id="lab_gamb_ContingentConsiderationByType1Domain_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Domain" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1 [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationByType1Domain" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationByType1Domain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationByType1Domain" xlink:to="lab_gamb_ContingentConsiderationByType1Domain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount_019fe96a-2f97-7083-9631-47caa13eb55e_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred consideration liability, early settlement with carrying amount</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Early Settlement With Carrying Amount</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Early Settlement With Carrying Amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:to="lab_gamb_DeferredConsiderationLiabilityEarlySettlementWithCarryingAmount" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_019e8df6-064b-7b69-b1f3-1f59acbee6f0_negatedLabel_en-US" xlink:label="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Acquisition of property and equipment</link:label>
    <link:label id="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_label_en-US" xlink:label="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase of property, plant and equipment, classified as investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExpectedOptionTermMember_019e8df6-055b-7139-a2da-176d91a344b8_terseLabel_en-US" xlink:label="lab_gamb_ExpectedOptionTermMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected option term, years</link:label>
    <link:label id="lab_gamb_ExpectedOptionTermMember_label_en-US" xlink:label="lab_gamb_ExpectedOptionTermMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expected Option Term [Member]</link:label>
    <link:label id="lab_gamb_ExpectedOptionTermMember_documentation_en-US" xlink:label="lab_gamb_ExpectedOptionTermMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Expected option term member.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExpectedOptionTermMember" xlink:href="gamb-20260630.xsd#gamb_ExpectedOptionTermMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExpectedOptionTermMember" xlink:to="lab_gamb_ExpectedOptionTermMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems_019e8df6-064b-70f2-bf99-14c5ad2cdd56_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBusinessCombinationsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:to="lab_ifrs-full_DisclosureOfBusinessCombinationsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxExpenseIncome_019e8df6-064b-7797-b6bf-05f2e27642e9_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax charge (credit) (Note 18)</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxExpenseIncome_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred tax expense (income)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxExpenseIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxExpenseIncome" xlink:to="lab_ifrs-full_DeferredTaxExpenseIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ManagementPerformanceProjections2026To2030Member_019e8df6-055a-7bc7-a153-661ee40caf0a_terseLabel_en-US" xlink:label="lab_gamb_ManagementPerformanceProjections2026To2030Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Management&#8217;s Performance Projections for 2026 - 2030</link:label>
    <link:label id="lab_gamb_ManagementPerformanceProjections2026To2030Member_label_en-US" xlink:label="lab_gamb_ManagementPerformanceProjections2026To2030Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Management Performance Projections 2026 To 2030 [Member]</link:label>
    <link:label id="lab_gamb_ManagementPerformanceProjections2026To2030Member_documentation_en-US" xlink:label="lab_gamb_ManagementPerformanceProjections2026To2030Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Management Performance Projections 2026 To 2030</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ManagementPerformanceProjections2026To2030Member" xlink:href="gamb-20260630.xsd#gamb_ManagementPerformanceProjections2026To2030Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ManagementPerformanceProjections2026To2030Member" xlink:to="lab_gamb_ManagementPerformanceProjections2026To2030Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory_019e8df6-064b-7159-b752-5f37b31a1ebe_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary Finite and Indefinite Intangible Assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OddsJamMember_019e8df6-064b-72fa-b2b3-5e7fa67b4e41_terseLabel_en-US" xlink:label="lab_gamb_OddsJamMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">OddsJam</link:label>
    <link:label id="lab_gamb_OddsJamMember_label_en-US" xlink:label="lab_gamb_OddsJamMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">OddsJam [Member]</link:label>
    <link:label id="lab_gamb_OddsJamMember_documentation_en-US" xlink:label="lab_gamb_OddsJamMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">OddsJam</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OddsJamMember" xlink:href="gamb-20260630.xsd#gamb_OddsJamMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OddsJamMember" xlink:to="lab_gamb_OddsJamMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities_019e8df6-064b-75c8-9e48-7ad52733c98c_terseLabel_en-US" xlink:label="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest proceeds from the settlements of the derivative financial instrument used to hedge liabilities arising from financing activities</link:label>
    <link:label id="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities_label_en-US" xlink:label="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds From Settlements Of Derivative Financial Instrument, Activities</link:label>
    <link:label id="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities_documentation_en-US" xlink:label="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proceeds From Settlements Of Derivative Financial Instrument, Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:href="gamb-20260630.xsd#gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:to="lab_gamb_ProceedsFromSettlementsOfDerivativeFinancialInstrumentActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsAbstract_019e8df6-055b-7c7d-856d-5382b513445d_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents [abstract]</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalentsAbstract_label_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalentsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAndCashEquivalentsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashAndCashEquivalentsAbstract" xlink:to="lab_ifrs-full_CashAndCashEquivalentsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate_019e8df6-055a-7264-bf16-80f8fe47bf05_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate_019e8df6-055a-7128-b25a-4c6fb0aceab2_verboseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liability for business acquisition</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred tax liabilities recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SharePriceMember_019e8df6-064b-73bb-ae9c-ced7d65a9a32_terseLabel_en-US" xlink:label="lab_gamb_SharePriceMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share price, USD</link:label>
    <link:label id="lab_gamb_SharePriceMember_label_en-US" xlink:label="lab_gamb_SharePriceMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Price [Member]</link:label>
    <link:label id="lab_gamb_SharePriceMember_documentation_en-US" xlink:label="lab_gamb_SharePriceMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share price member.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SharePriceMember" xlink:href="gamb-20260630.xsd#gamb_SharePriceMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SharePriceMember" xlink:to="lab_gamb_SharePriceMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory_019e8df6-055a-743d-bb48-abad752bc2da_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Options Granted in Black Scholes Model</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of significant unobservable inputs used in fair value measurement of equity [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory" xlink:to="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SalesChannelsDomain_019e8df6-055a-7898-98c3-4d0e9ae31c6a_terseLabel_en-US" xlink:label="lab_ifrs-full_SalesChannelsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales channels [domain]</link:label>
    <link:label id="lab_ifrs-full_SalesChannelsDomain_label_en-US" xlink:label="lab_ifrs-full_SalesChannelsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sales channels [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SalesChannelsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SalesChannelsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SalesChannelsDomain" xlink:to="lab_ifrs-full_SalesChannelsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome_019e8df6-055a-7235-ace3-a3c9711dbb40_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome_label_en-US" xlink:label="lab_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other tax effects for reconciliation between accounting profit and tax expense (income)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:to="lab_ifrs-full_OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents_019ff103-4ac0-7ac1-8cd3-b3a3e126ae7f_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Increase in other non-current assets</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) decrease (increase) in restricted cash and cash equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents" xlink:to="lab_ifrs-full_CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BetweenTwoAndThreeMonthsMember_019e8df6-064b-745c-ac80-ac7944fce6e2_terseLabel_en-US" xlink:label="lab_gamb_BetweenTwoAndThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">31-60 days past due</link:label>
    <link:label id="lab_gamb_BetweenTwoAndThreeMonthsMember_label_en-US" xlink:label="lab_gamb_BetweenTwoAndThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Between Two And Three Months [Member]</link:label>
    <link:label id="lab_gamb_BetweenTwoAndThreeMonthsMember_documentation_en-US" xlink:label="lab_gamb_BetweenTwoAndThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Between two and three months.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BetweenTwoAndThreeMonthsMember" xlink:href="gamb-20260630.xsd#gamb_BetweenTwoAndThreeMonthsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BetweenTwoAndThreeMonthsMember" xlink:to="lab_gamb_BetweenTwoAndThreeMonthsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable_019e8df6-064b-72ea-982e-42e8af4733be_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Borrowings [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about borrowings [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:to="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_019e8df6-064b-7527-9906-f520142585af_negatedLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units vested (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_019e8df6-064b-77e1-bcf8-7f5d9b8d9757_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Vested (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of other equity instruments exercised or vested in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_019e8df6-064b-7b8c-ae94-ae0afb303d0b_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_019e8df6-064b-760c-9fe9-663f0663f605_periodStartLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Opening book amount</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_019e8df6-064b-7405-9d9b-49ed524b7ad6_periodEndLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Closing net book amount</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_019e8df6-064b-7883-a702-1cff86111107_verboseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Total net book value of intangible assets</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsAndGoodwill_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets and goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsAndGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsAndGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsAndGoodwill" xlink:to="lab_ifrs-full_IntangibleAssetsAndGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DueForPaymentInJanuary2026Member_019ecf8c-75d8-737d-9263-88ed0f3d5dc4_terseLabel_en-US" xlink:label="lab_gamb_DueForPaymentInJanuary2026Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due for Payment in January 2026</link:label>
    <link:label id="lab_gamb_DueForPaymentInJanuary2026Member_label_en-US" xlink:label="lab_gamb_DueForPaymentInJanuary2026Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due for Payment in January 2026 [Member]</link:label>
    <link:label id="lab_gamb_DueForPaymentInJanuary2026Member_documentation_en-US" xlink:label="lab_gamb_DueForPaymentInJanuary2026Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Due for Payment in January 2026</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DueForPaymentInJanuary2026Member" xlink:href="gamb-20260630.xsd#gamb_DueForPaymentInJanuary2026Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DueForPaymentInJanuary2026Member" xlink:to="lab_gamb_DueForPaymentInJanuary2026Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfComprehensiveIncomeAbstract_019e8df6-064b-74d5-b9a5-07ba5a1b6534_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement of comprehensive income [abstract]</link:label>
    <link:label id="lab_ifrs-full_StatementOfComprehensiveIncomeAbstract_label_en-US" xlink:label="lab_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of comprehensive income [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfComprehensiveIncomeAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:to="lab_ifrs-full_StatementOfComprehensiveIncomeAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityLineItems_019e8df6-055b-75cd-8884-0d4ad637242a_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement Of Changes In Equity [Line Items]</link:label>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityLineItems_label_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of changes in equity [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfChangesInEquityLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="lab_ifrs-full_StatementOfChangesInEquityLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DerivativeInstrumentReceiveInterestRate_019e8df6-055a-73af-9a71-35fe7fe1528a_terseLabel_en-US" xlink:label="lab_gamb_DerivativeInstrumentReceiveInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest receive, percentage</link:label>
    <link:label id="lab_gamb_DerivativeInstrumentReceiveInterestRate_label_en-US" xlink:label="lab_gamb_DerivativeInstrumentReceiveInterestRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument, Receive Interest Rate</link:label>
    <link:label id="lab_gamb_DerivativeInstrumentReceiveInterestRate_documentation_en-US" xlink:label="lab_gamb_DerivativeInstrumentReceiveInterestRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Instrument, Receive Interest Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DerivativeInstrumentReceiveInterestRate" xlink:href="gamb-20260630.xsd#gamb_DerivativeInstrumentReceiveInterestRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DerivativeInstrumentReceiveInterestRate" xlink:to="lab_gamb_DerivativeInstrumentReceiveInterestRate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AdvertisingAndOtherMember_019e8df6-064b-702f-af5a-4e52aa3739d0_terseLabel_en-US" xlink:label="lab_gamb_AdvertisingAndOtherMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Advertising &amp; other</link:label>
    <link:label id="lab_gamb_AdvertisingAndOtherMember_label_en-US" xlink:label="lab_gamb_AdvertisingAndOtherMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Advertising And Other [Member]</link:label>
    <link:label id="lab_gamb_AdvertisingAndOtherMember_documentation_en-US" xlink:label="lab_gamb_AdvertisingAndOtherMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Advertising and other.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AdvertisingAndOtherMember" xlink:href="gamb-20260630.xsd#gamb_AdvertisingAndOtherMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AdvertisingAndOtherMember" xlink:to="lab_gamb_AdvertisingAndOtherMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MinimumForeignExchangeRate_019e8df6-064b-7024-9837-f9b57e7c7611_terseLabel_en-US" xlink:label="lab_gamb_MinimumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Low</link:label>
    <link:label id="lab_gamb_MinimumForeignExchangeRate_label_en-US" xlink:label="lab_gamb_MinimumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum Foreign Exchange Rate</link:label>
    <link:label id="lab_gamb_MinimumForeignExchangeRate_documentation_en-US" xlink:label="lab_gamb_MinimumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Minimum foreign exchange rate.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MinimumForeignExchangeRate" xlink:href="gamb-20260630.xsd#gamb_MinimumForeignExchangeRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MinimumForeignExchangeRate" xlink:to="lab_gamb_MinimumForeignExchangeRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasTable_019e8df6-055b-78b2-8db4-2001dc24f180_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Geographical Areas [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfGeographicalAreasTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of geographical areas [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfGeographicalAreasTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:to="lab_ifrs-full_DisclosureOfGeographicalAreasTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate_019e8df6-055b-7207-a2fa-3c33211a594d_negatedTerseLabel_en-US" xlink:label="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income tax</link:label>
    <link:label id="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Liabilities Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Liabilities Recognised As Of Acquisition Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_IncomeTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock_019e8df6-064b-74c8-a401-5385792d4967_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Cash and Cash Equivalents</link:label>
    <link:label id="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of Cash And Cash Equivalents Details Explanatory [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of Cash And Cash Equivalents Details Explanatory</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:to="lab_gamb_DisclosureOfCashAndCashEquivalentsDetailsExplanatoryTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill_019e8df6-064b-7b2d-9635-6e71371de0a3_terseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business combinations (Note 5)</link:label>
    <link:label id="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill_label_en-US" xlink:label="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquisitions through business combinations, intangible assets and goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill" xlink:to="lab_ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentPayables_019e8df6-055b-704a-8d15-2fd3e6e9789e_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other payables</link:label>
    <link:label id="lab_ifrs-full_NoncurrentPayables_label_en-US" xlink:label="lab_ifrs-full_NoncurrentPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other non-current payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentPayables" xlink:to="lab_ifrs-full_NoncurrentPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentDerivativeFinancialLiabilities_019e8df6-055a-77ef-a9e2-3091adc685a5_negatedLabel_en-US" xlink:label="lab_ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Carrying Amount of Asset (Liability)</link:label>
    <link:label id="lab_ifrs-full_CurrentDerivativeFinancialLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current derivative financial liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentDerivativeFinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:to="lab_ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember_019e8df6-064b-74ed-a767-34d3e9f37da3_terseLabel_en-US" xlink:label="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjusted Term Secured Overnight Finance Rate ("SOFR")</link:label>
    <link:label id="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember_label_en-US" xlink:label="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjusted Term Secured Overnight Finance Rate ("SOFR") [Member]</link:label>
    <link:label id="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember_documentation_en-US" xlink:label="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Adjusted Term Secured Overnight Finance Rate ("SOFR")</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:href="gamb-20260630.xsd#gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:to="lab_gamb_AdjustedTermSecuredOvernightFinanceRateSOFRMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentPrepayments_019e8df6-064b-7d99-8014-a6b3dba56c48_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentPrepayments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Prepayments</link:label>
    <link:label id="lab_ifrs-full_CurrentPrepayments_label_en-US" xlink:label="lab_ifrs-full_CurrentPrepayments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current prepayments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentPrepayments" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPrepayments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentPrepayments" xlink:to="lab_ifrs-full_CurrentPrepayments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill_019e8df6-064b-74c0-b67a-b4df5aacd87a_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Translation differences</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through net exchange differences, intangible assets and goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesIntangibleAssetsAndGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfFinancialPositionAbstract_019e8df6-064b-77b2-9cd2-fe499958fe45_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement of financial position [abstract]</link:label>
    <link:label id="lab_ifrs-full_StatementOfFinancialPositionAbstract_label_en-US" xlink:label="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of financial position [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfFinancialPositionAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="lab_ifrs-full_StatementOfFinancialPositionAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsExpired_019ecf2b-bf5b-7cba-bf3b-18f17643194d_negatedTerseLabel_en-US" xlink:label="lab_gamb_ShareOptionsExpired" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share options expired</link:label>
    <link:label id="lab_gamb_ShareOptionsExpired_label_en-US" xlink:label="lab_gamb_ShareOptionsExpired" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options Expired</link:label>
    <link:label id="lab_gamb_ShareOptionsExpired_documentation_en-US" xlink:label="lab_gamb_ShareOptionsExpired" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Options Expired</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsExpired" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsExpired"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsExpired" xlink:to="lab_gamb_ShareOptionsExpired" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock_019e8df6-055b-756b-b41c-6f79fedd7611_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">GENERAL COMPANY INFORMATION</link:label>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of General Company Information Explanatory [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of general company information.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:to="lab_gamb_DisclosureOfGeneralCompanyInformationExplanatoryTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_CoverAbstract_label_en-US" xlink:label="lab_dei_CoverAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cover [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CoverAbstract" xlink:to="lab_dei_CoverAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AmortizationOfRightOfUseAssetsMember_019e8df6-064b-7cc9-aa4b-0329f00a4fd0_verboseLabel_en-US" xlink:label="lab_gamb_AmortizationOfRightOfUseAssetsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Amortization of right-of-use assets</link:label>
    <link:label id="lab_gamb_AmortizationOfRightOfUseAssetsMember_label_en-US" xlink:label="lab_gamb_AmortizationOfRightOfUseAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization Of Right Of Use Assets [Member]</link:label>
    <link:label id="lab_gamb_AmortizationOfRightOfUseAssetsMember_documentation_en-US" xlink:label="lab_gamb_AmortizationOfRightOfUseAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amortization of right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AmortizationOfRightOfUseAssetsMember" xlink:href="gamb-20260630.xsd#gamb_AmortizationOfRightOfUseAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AmortizationOfRightOfUseAssetsMember" xlink:to="lab_gamb_AmortizationOfRightOfUseAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_EquityClassifiedShareOptionsMember_019ecfec-7494-772d-803e-4cd6ac45a0d5_terseLabel_en-US" xlink:label="lab_gamb_EquityClassifiedShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options expense</link:label>
    <link:label id="lab_gamb_EquityClassifiedShareOptionsMember_019e8df6-064b-73f6-849e-2a9573158143_verboseLabel_en-US" xlink:label="lab_gamb_EquityClassifiedShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Equity classified share options (excluding Founder Awards)</link:label>
    <link:label id="lab_gamb_EquityClassifiedShareOptionsMember_label_en-US" xlink:label="lab_gamb_EquityClassifiedShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity Classified Share Options [Member]</link:label>
    <link:label id="lab_gamb_EquityClassifiedShareOptionsMember_documentation_en-US" xlink:label="lab_gamb_EquityClassifiedShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Equity Classified Share Options</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_EquityClassifiedShareOptionsMember" xlink:href="gamb-20260630.xsd#gamb_EquityClassifiedShareOptionsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_EquityClassifiedShareOptionsMember" xlink:to="lab_gamb_EquityClassifiedShareOptionsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FairValueAdjustmentOfContingentConsideration_019e8df6-064b-7dcc-b2af-b5acba813752_negatedTerseLabel_en-US" xlink:label="lab_gamb_FairValueAdjustmentOfContingentConsideration" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Fair value movement on contingent consideration</link:label>
    <link:label id="lab_gamb_FairValueAdjustmentOfContingentConsideration_019e8df6-064b-7d11-bd99-d3a7c29f94c9_terseLabel_en-US" xlink:label="lab_gamb_FairValueAdjustmentOfContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value movement on contingent consideration</link:label>
    <link:label id="lab_gamb_FairValueAdjustmentOfContingentConsideration_label_en-US" xlink:label="lab_gamb_FairValueAdjustmentOfContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Adjustment of Contingent Consideration</link:label>
    <link:label id="lab_gamb_FairValueAdjustmentOfContingentConsideration_documentation_en-US" xlink:label="lab_gamb_FairValueAdjustmentOfContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value Adjustment of Contingent Consideration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FairValueAdjustmentOfContingentConsideration" xlink:href="gamb-20260630.xsd#gamb_FairValueAdjustmentOfContingentConsideration"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FairValueAdjustmentOfContingentConsideration" xlink:to="lab_gamb_FairValueAdjustmentOfContingentConsideration" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_019e8df6-064b-709f-b514-a2baa061e0c1_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of intangible assets other than goodwill [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of intangible assets other than goodwill [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:to="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeReceivables_019e8df6-064b-7643-b7a1-ee3c91bf7cce_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, gross</link:label>
    <link:label id="lab_ifrs-full_TradeReceivables_label_en-US" xlink:label="lab_ifrs-full_TradeReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeReceivables" xlink:to="lab_ifrs-full_TradeReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_EventsAfterTheReportingPeriodAbstract_019e8df6-055a-7094-b866-a87b9269339e_terseLabel_en-US" xlink:label="lab_gamb_EventsAfterTheReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Events After The Reporting Period [Abstract]</link:label>
    <link:label id="lab_gamb_EventsAfterTheReportingPeriodAbstract_label_en-US" xlink:label="lab_gamb_EventsAfterTheReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Events After The Reporting Period [Abstract]</link:label>
    <link:label id="lab_gamb_EventsAfterTheReportingPeriodAbstract_documentation_en-US" xlink:label="lab_gamb_EventsAfterTheReportingPeriodAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Events after the reporting period.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_EventsAfterTheReportingPeriodAbstract" xlink:href="gamb-20260630.xsd#gamb_EventsAfterTheReportingPeriodAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_EventsAfterTheReportingPeriodAbstract" xlink:to="lab_gamb_EventsAfterTheReportingPeriodAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings_019e8df6-064b-7c1b-b431-9937e5c2bb16_terseLabel_en-US" xlink:label="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense on borrowings</link:label>
    <link:label id="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings_label_en-US" xlink:label="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Expense And Amortization Of Deferred Costs, Borrowings</link:label>
    <link:label id="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings_documentation_en-US" xlink:label="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest Expense And Amortization Of Deferred Costs, Borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:href="gamb-20260630.xsd#gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:to="lab_gamb_InterestExpenseAndAmortizationOfDeferredCostsBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RestrictedShareUnitsRSUMember_019ecfb3-cd7f-7c95-a901-64585f0fc347_terseLabel_en-US" xlink:label="lab_gamb_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units (RSU)</link:label>
    <link:label id="lab_gamb_RestrictedShareUnitsRSUMember_label_en-US" xlink:label="lab_gamb_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Share Units (RSU) [Member]</link:label>
    <link:label id="lab_gamb_RestrictedShareUnitsRSUMember_documentation_en-US" xlink:label="lab_gamb_RestrictedShareUnitsRSUMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restricted Share Units (RSU)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RestrictedShareUnitsRSUMember" xlink:href="gamb-20260630.xsd#gamb_RestrictedShareUnitsRSUMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RestrictedShareUnitsRSUMember" xlink:to="lab_gamb_RestrictedShareUnitsRSUMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MaximumSharesPurchaseForEmployees_019ecf0f-2b63-751b-8969-e6b786d19a11_terseLabel_en-US" xlink:label="lab_gamb_MaximumSharesPurchaseForEmployees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum shares purchase for employees</link:label>
    <link:label id="lab_gamb_MaximumSharesPurchaseForEmployees_label_en-US" xlink:label="lab_gamb_MaximumSharesPurchaseForEmployees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum Shares Purchase For Employees</link:label>
    <link:label id="lab_gamb_MaximumSharesPurchaseForEmployees_documentation_en-US" xlink:label="lab_gamb_MaximumSharesPurchaseForEmployees" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum Shares Purchase For Employees</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MaximumSharesPurchaseForEmployees" xlink:href="gamb-20260630.xsd#gamb_MaximumSharesPurchaseForEmployees"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MaximumSharesPurchaseForEmployees" xlink:to="lab_gamb_MaximumSharesPurchaseForEmployees" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised_019e8df6-064b-70f9-b860-7b208e64ccc3_terseLabel_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares in exchange of share options exercised (in shares)</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised_label_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares In Exchange Of Options Exercised</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised_documentation_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares In Exchange Of Options Exercised</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:href="gamb-20260630.xsd#gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:to="lab_gamb_IssueOfOrdinarySharesInExchangeOfOptionsExercised" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_UnwindingCostsDeferredConsiderationPayable_019e8df6-055a-7148-a983-a4437cc49097_terseLabel_en-US" xlink:label="lab_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unwinding of deferred consideration</link:label>
    <link:label id="lab_gamb_UnwindingCostsDeferredConsiderationPayable_label_en-US" xlink:label="lab_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unwinding Costs, Deferred Consideration Payable</link:label>
    <link:label id="lab_gamb_UnwindingCostsDeferredConsiderationPayable_documentation_en-US" xlink:label="lab_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unwinding Costs, Deferred Consideration Payable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:href="gamb-20260630.xsd#gamb_UnwindingCostsDeferredConsiderationPayable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:to="lab_gamb_UnwindingCostsDeferredConsiderationPayable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_019e8df6-055b-76e1-a265-75fca78f6ff2_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from financing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) financing activities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="lab_ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate_019e8df6-064b-7214-9b61-c940ba3efc6f_terseLabel_en-US" xlink:label="lab_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indemnification asset</link:label>
    <link:label id="lab_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indemnification assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_IndemnificationAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComprehensiveIncome_019e8df6-055b-7f20-b892-fefaa16bdfb8_totalLabel_en-US" xlink:label="lab_ifrs-full_ComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total comprehensive (loss) income for the period attributable to the shareholders</link:label>
    <link:label id="lab_ifrs-full_ComprehensiveIncome_label_en-US" xlink:label="lab_ifrs-full_ComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Comprehensive income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComprehensiveIncome" xlink:to="lab_ifrs-full_ComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TechnologyExpenses_019e8df6-055b-7125-b24f-47e095cf0ecd_terseLabel_en-US" xlink:label="lab_gamb_TechnologyExpenses" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total technology expenses</link:label>
    <link:label id="lab_gamb_TechnologyExpenses_label_en-US" xlink:label="lab_gamb_TechnologyExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology Expenses</link:label>
    <link:label id="lab_gamb_TechnologyExpenses_documentation_en-US" xlink:label="lab_gamb_TechnologyExpenses" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Technology expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TechnologyExpenses" xlink:href="gamb-20260630.xsd#gamb_TechnologyExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TechnologyExpenses" xlink:to="lab_gamb_TechnologyExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles_019e8df6-064b-75e9-bdfd-58c299cb8aba_negatedTerseLabel_en-US" xlink:label="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Capitalization of development costs</link:label>
    <link:label id="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles_label_en-US" xlink:label="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capitalization Of Internally Developed Intangibles</link:label>
    <link:label id="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles_documentation_en-US" xlink:label="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Capitalization Of Internally Developed Intangibles</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:href="gamb-20260630.xsd#gamb_CapitalizationOfInternallyDevelopedIntangibles"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:to="lab_gamb_CapitalizationOfInternallyDevelopedIntangibles" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_019e8df6-064b-78e3-883e-13eb2d836f3c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BASIS OF PREPARATION AND PRESENTATION</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of basis of preparation of financial statements [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract_019ff117-a987-7cd1-9349-2de043efe472_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in contingent liabilities recognised in business combination [abstract]</link:label>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract_label_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in contingent liabilities recognised in business combination [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract" xlink:to="lab_ifrs-full_ReconciliationOfChangesInContingentLiabilitiesRecognisedInBusinessCombinationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents_019e8df6-055b-74f8-9f74-b52538ef1497_terseLabel_en-US" xlink:label="lab_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deposits</link:label>
    <link:label id="lab_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Short-term deposits, not classified as cash equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents" xlink:to="lab_ifrs-full_ShorttermDepositsNotClassifiedAsCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent_019e8df6-064b-7617-be68-05fc11975131_terseLabel_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reasonably possible change in risk variable, percent</link:label>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent_label_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Change In Risk Variable, Percent</link:label>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent_documentation_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Change In Risk Variable, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:href="gamb-20260630.xsd#gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:to="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariablePercent" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncomeTaxPayable_019e8df6-064b-7405-8b15-975abee11586_terseLabel_en-US" xlink:label="lab_gamb_IncomeTaxPayable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax payable</link:label>
    <link:label id="lab_gamb_IncomeTaxPayable_label_en-US" xlink:label="lab_gamb_IncomeTaxPayable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Payable</link:label>
    <link:label id="lab_gamb_IncomeTaxPayable_documentation_en-US" xlink:label="lab_gamb_IncomeTaxPayable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income tax payable.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncomeTaxPayable" xlink:href="gamb-20260630.xsd#gamb_IncomeTaxPayable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncomeTaxPayable" xlink:to="lab_gamb_IncomeTaxPayable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TradePayablesSettlementPeriod_019e8df6-055a-7293-a36d-42f49ee94908_terseLabel_en-US" xlink:label="lab_gamb_TradePayablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade payables, settlement period</link:label>
    <link:label id="lab_gamb_TradePayablesSettlementPeriod_label_en-US" xlink:label="lab_gamb_TradePayablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade Payables, Settlement Period</link:label>
    <link:label id="lab_gamb_TradePayablesSettlementPeriod_documentation_en-US" xlink:label="lab_gamb_TradePayablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trade payables, settlement period.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TradePayablesSettlementPeriod" xlink:href="gamb-20260630.xsd#gamb_TradePayablesSettlementPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TradePayablesSettlementPeriod" xlink:to="lab_gamb_TradePayablesSettlementPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare_019e8df6-055b-740c-81ef-b76651b71134_terseLabel_en-US" xlink:label="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury stock acquired, average cost per share (in usd per share)</link:label>
    <link:label id="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare_label_en-US" xlink:label="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Of Treasury Shares, Average Price Per Share</link:label>
    <link:label id="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare_documentation_en-US" xlink:label="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase Of Treasury Shares, Average Price Per Share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:href="gamb-20260630.xsd#gamb_PurchaseOfTreasurySharesAveragePricePerShare"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:to="lab_gamb_PurchaseOfTreasurySharesAveragePricePerShare" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Assets_019e8df6-064b-732a-b0f2-ed916dad63a1_totalLabel_en-US" xlink:label="lab_ifrs-full_Assets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets</link:label>
    <link:label id="lab_ifrs-full_Assets_label_en-US" xlink:label="lab_ifrs-full_Assets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Assets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Assets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Assets" xlink:to="lab_ifrs-full_Assets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ContractAssets_019e8df6-055a-78f3-a3b7-8e124e36bad2_terseLabel_en-US" xlink:label="lab_ifrs-full_ContractAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contract assets</link:label>
    <link:label id="lab_ifrs-full_ContractAssets_label_en-US" xlink:label="lab_ifrs-full_ContractAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contract assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContractAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContractAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContractAssets" xlink:to="lab_ifrs-full_ContractAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SecuredOvernightFinancingRateSOFRMember_019e8df6-055a-7602-96f9-77878030de41_terseLabel_en-US" xlink:label="lab_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Secured Overnight Financing Rate ("SOFR")</link:label>
    <link:label id="lab_gamb_SecuredOvernightFinancingRateSOFRMember_label_en-US" xlink:label="lab_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Secured Overnight Financing Rate ("SOFR") [Member]</link:label>
    <link:label id="lab_gamb_SecuredOvernightFinancingRateSOFRMember_documentation_en-US" xlink:label="lab_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Secured Overnight Financing Rate ("SOFR")</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:href="gamb-20260630.xsd#gamb_SecuredOvernightFinancingRateSOFRMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:to="lab_gamb_SecuredOvernightFinancingRateSOFRMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_019e8df6-064b-722a-9c60-00f2dc0426d2_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RSUs (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_019e8df6-064b-7685-9234-29e37858128b_periodStartLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Period start, outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_019e8df6-064b-7436-a5e0-ce6d039f277a_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period end, outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of other equity instruments outstanding in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory_019e8df6-064b-7e02-860e-5e353ab16977_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ACCOUNTING FOR BUSINESS COMBINATIONS</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Description of accounting policy for business combinations [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory" xlink:to="lab_ifrs-full_DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CreditRiskMember_019e8df6-055a-7838-a97a-4052623eb5bb_terseLabel_en-US" xlink:label="lab_ifrs-full_CreditRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Risk</link:label>
    <link:label id="lab_ifrs-full_CreditRiskMember_label_en-US" xlink:label="lab_ifrs-full_CreditRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit risk [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CreditRiskMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CreditRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CreditRiskMember" xlink:to="lab_ifrs-full_CreditRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsGranted_019e8df6-055a-729e-acf1-f0da3d84f8b3_terseLabel_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options granted</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsGranted_label_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Granted</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsGranted_documentation_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsGranted" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share options and warrants granted.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsAndWarrantsGranted" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsAndWarrantsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsAndWarrantsGranted" xlink:to="lab_gamb_ShareOptionsAndWarrantsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DataMember_019e8df6-055b-7358-98d8-014801c0b62f_terseLabel_en-US" xlink:label="lab_gamb_DataMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Data</link:label>
    <link:label id="lab_gamb_DataMember_label_en-US" xlink:label="lab_gamb_DataMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Data [Member]</link:label>
    <link:label id="lab_gamb_DataMember_documentation_en-US" xlink:label="lab_gamb_DataMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Data</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DataMember" xlink:href="gamb-20260630.xsd#gamb_DataMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DataMember" xlink:to="lab_gamb_DataMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsAbstract_019e8df6-055b-7be2-bad9-6fa2862910f6_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [abstract]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBusinessCombinationsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBusinessCombinationsAbstract" xlink:to="lab_ifrs-full_DisclosureOfBusinessCombinationsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract_019e8df6-064b-77c0-9c8b-f2ce0d626974_terseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in working capital</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract_label_en-US" xlink:label="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase Decrease In Working Capital [Abstract]</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract_documentation_en-US" xlink:label="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase decrease in working capital.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:href="gamb-20260630.xsd#gamb_IncreaseDecreaseInWorkingCapitalAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:to="lab_gamb_IncreaseDecreaseInWorkingCapitalAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressCityOrTown_019e8df6-064b-7a23-bd0c-3afedc1bd9fb_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCityOrTown" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:label id="lab_dei_EntityAddressCityOrTown_label_en-US" xlink:label="lab_dei_EntityAddressCityOrTown" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, City or Town</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCityOrTown" xlink:to="lab_dei_EntityAddressCityOrTown" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBorrowingsExplanatory_019e8df6-064b-754c-aa49-4ac14a7ed3df_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BORROWINGS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBorrowingsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of borrowings [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBorrowingsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SellingGeneralAndAdministrativeExpenseMember_019fd9fc-6eea-7ab9-80fb-4e3c1f2c2395_terseLabel_en-US" xlink:label="lab_ifrs-full_SellingGeneralAndAdministrativeExpenseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Selling, general and administrative expense</link:label>
    <link:label id="lab_ifrs-full_SellingGeneralAndAdministrativeExpenseMember_label_en-US" xlink:label="lab_ifrs-full_SellingGeneralAndAdministrativeExpenseMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling, general and administrative expense [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SellingGeneralAndAdministrativeExpenseMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SellingGeneralAndAdministrativeExpenseMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SellingGeneralAndAdministrativeExpenseMember" xlink:to="lab_ifrs-full_SellingGeneralAndAdministrativeExpenseMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued_019e8df6-064b-7b89-97cd-c1a5139033ec_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares (in shares)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) in number of ordinary shares issued</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued" xlink:to="lab_ifrs-full_IncreaseDecreaseInNumberOfOrdinarySharesIssued" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IndemnificationAssetCurrent_019e8df6-055a-7944-ab74-0c16b3cb0523_terseLabel_en-US" xlink:label="lab_gamb_IndemnificationAssetCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indemnification asset</link:label>
    <link:label id="lab_gamb_IndemnificationAssetCurrent_label_en-US" xlink:label="lab_gamb_IndemnificationAssetCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Indemnification Asset, Current</link:label>
    <link:label id="lab_gamb_IndemnificationAssetCurrent_documentation_en-US" xlink:label="lab_gamb_IndemnificationAssetCurrent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Indemnification Asset, Current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IndemnificationAssetCurrent" xlink:href="gamb-20260630.xsd#gamb_IndemnificationAssetCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IndemnificationAssetCurrent" xlink:to="lab_gamb_IndemnificationAssetCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentPayablesAbstract_019e8df6-064b-7e63-9167-e1477eee1b44_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-current</link:label>
    <link:label id="lab_ifrs-full_NoncurrentPayablesAbstract_label_en-US" xlink:label="lab_ifrs-full_NoncurrentPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other non-current payables [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentPayablesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentPayablesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentPayablesAbstract" xlink:to="lab_ifrs-full_NoncurrentPayablesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MarketingMember_019e8df6-064b-79cf-8179-bde2c4a31768_terseLabel_en-US" xlink:label="lab_gamb_MarketingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Marketing</link:label>
    <link:label id="lab_gamb_MarketingMember_label_en-US" xlink:label="lab_gamb_MarketingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Marketing [Member]</link:label>
    <link:label id="lab_gamb_MarketingMember_documentation_en-US" xlink:label="lab_gamb_MarketingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Marketing</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MarketingMember" xlink:href="gamb-20260630.xsd#gamb_MarketingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MarketingMember" xlink:to="lab_gamb_MarketingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_019e8df6-064b-7a4a-8755-490237171b1a_terseLabel_en-US" xlink:label="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected tax credit</link:label>
    <link:label id="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate_label_en-US" xlink:label="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax expense (income) at applicable tax rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TaxExpenseIncomeAtApplicableTaxRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:to="lab_ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_019e8df6-055b-7d18-ada7-d1cc250233ee_terseLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">DOMAIN NAMES MOBILE APPS AND RELATED WEBSITES</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_019e8df6-055b-733b-9e0d-a7b066f6a3f5_verboseLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Domain names, mobile apps and related websites</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_019e8df6-055b-781f-8069-5c7fd09870e4_netLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US">Domain names and related websites</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsMember_label_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology-based intangible assets [member]</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:to="lab_ifrs-full_TechnologybasedIntangibleAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AssetsAbstract_019e8df6-055b-7a8b-91f8-80aaeaee9182_terseLabel_en-US" xlink:label="lab_ifrs-full_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ASSETS</link:label>
    <link:label id="lab_ifrs-full_AssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_AssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AssetsAbstract" xlink:to="lab_ifrs-full_AssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory_019e8df6-055a-78b1-ad1d-16b821578810_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Finance Income and Finance Expenses</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of interest income (expense) [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory" xlink:to="lab_ifrs-full_DisclosureOfInterestIncomeExpenseExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees_019e8df6-055b-7194-a9bb-8cb9dba0aece_terseLabel_en-US" xlink:label="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-executive directors&#8217; fees</link:label>
    <link:label id="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees_label_en-US" xlink:label="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Key Management Personnel Compensation To Non Executive Directors Fees</link:label>
    <link:label id="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees_documentation_en-US" xlink:label="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Key management personnel compensation to non-executive directors fees.</link:label>
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    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees" xlink:to="lab_gamb_KeyManagementPersonnelCompensationToNonExecutiveDirectorsFees" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfAntidilutiveInstrumentsAxis_019e8df6-064b-7b98-932c-4cbe4043e483_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of antidilutive instruments [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfAntidilutiveInstrumentsAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of antidilutive instruments [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfAntidilutiveInstrumentsAxis"/>
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    <link:label id="lab_ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019_019ecfe7-66ee-7366-b461-8c47e78df782_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average fair value (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average share price, share options granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019"/>
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    <link:label id="lab_ifrs-full_CurrentAssetsAbstract_019e8df6-055b-7b48-85ab-7262ba0a243c_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets</link:label>
    <link:label id="lab_ifrs-full_CurrentAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_CurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentAssetsAbstract" xlink:to="lab_ifrs-full_CurrentAssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory_019e8df6-055b-70e6-85f7-ec46dacf61b4_terseLabel_en-US" xlink:label="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of contract liabilities</link:label>
    <link:label id="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory_label_en-US" xlink:label="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Explanation of significant changes in contract assets and contract liabilities [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:to="lab_ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressPostalZipCode_019e8df6-055b-7483-bc5b-ab4a3028afc0_terseLabel_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:label id="lab_dei_EntityAddressPostalZipCode_label_en-US" xlink:label="lab_dei_EntityAddressPostalZipCode" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressPostalZipCode" xlink:to="lab_dei_EntityAddressPostalZipCode" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueAbstract_019e8df6-055b-74e3-94aa-43f8240b978f_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue [abstract]</link:label>
    <link:label id="lab_ifrs-full_RevenueAbstract_label_en-US" xlink:label="lab_ifrs-full_RevenueAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueAbstract" xlink:to="lab_ifrs-full_RevenueAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentAssetsAbstract_019e8df6-055b-7f8e-be67-debefc8914d6_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-current assets</link:label>
    <link:label id="lab_ifrs-full_NoncurrentAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentAssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentAssetsAbstract" xlink:to="lab_ifrs-full_NoncurrentAssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PresentationOfLeasesForLesseeAbstract_019e8df6-064b-7c42-b02e-fc77c7f3bb91_terseLabel_en-US" xlink:label="lab_ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Presentation of leases for lessee [abstract]</link:label>
    <link:label id="lab_ifrs-full_PresentationOfLeasesForLesseeAbstract_label_en-US" xlink:label="lab_ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Presentation of leases for lessee [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PresentationOfLeasesForLesseeAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:to="lab_ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutChangesInShareOptionAndWarrantsReserveExplanatoryTableTextBlock_019e8df6-055b-7bce-a92f-62aaba3947cd_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutChangesInShareOptionAndWarrantsReserveExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Changes in Share Option and Warrants Reserve</link:label>
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    <link:label id="lab_gamb_DisclosureOfDeferredTaxAbstract_019e8df6-064b-7c8e-8c64-aa3e06a4d2cd_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxAbstract_label_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxAbstract_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of deferred tax.</link:label>
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    <link:label id="lab_ifrs-full_GeneralAndAdministrativeExpense_019e8df6-055a-784f-9330-7afd3ddcd273_negatedLabel_en-US" xlink:label="lab_ifrs-full_GeneralAndAdministrativeExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">General and administrative expenses</link:label>
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    <link:label id="lab_ifrs-full_GeneralAndAdministrativeExpense_label_en-US" xlink:label="lab_ifrs-full_GeneralAndAdministrativeExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">General and administrative expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GeneralAndAdministrativeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GeneralAndAdministrativeExpense"/>
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    <link:label id="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate_019e8df6-055a-7559-83f1-b363b74fd0b1_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalentsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfIncomeTaxExplanatory_019e8df6-055a-7d54-ae70-c05ca2a54cf4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIncomeTaxExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">INCOME TAX CHARGE</link:label>
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    <link:label id="lab_gamb_ReclassificationAdjustmentTable_label_en-US" xlink:label="lab_gamb_ReclassificationAdjustmentTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment [Table]</link:label>
    <link:label id="lab_gamb_ReclassificationAdjustmentTable_documentation_en-US" xlink:label="lab_gamb_ReclassificationAdjustmentTable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ReclassificationAdjustmentTable" xlink:href="gamb-20260630.xsd#gamb_ReclassificationAdjustmentTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ReclassificationAdjustmentTable" xlink:to="lab_gamb_ReclassificationAdjustmentTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments_019e8df6-055b-7041-af8e-a5b5ab9e120a_terseLabel_en-US" xlink:label="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range of exercise prices for options and warrants issued as share based payment (in usd per share)</link:label>
    <link:label id="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments_label_en-US" xlink:label="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range Of Exercise Prices For Options And Warrants Issued As Share Based Payments</link:label>
    <link:label id="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments_documentation_en-US" xlink:label="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Range Of Exercise Prices For Options And Warrants Issued As Share Based Payments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:href="gamb-20260630.xsd#gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:to="lab_gamb_RangeOfExercisePricesForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities_019e8df6-055b-7c0b-ba00-0d4e634ee9c8_negatedLabel_en-US" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Interest payment attributable to third party borrowings</link:label>
    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities_019e8df6-055b-7272-96c9-814bc6214835_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Interest payment attributable to third party borrowings</link:label>
    <link:label id="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest paid, classified as financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestPaidClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_InterestPaidClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InsuranceMember_019e8df6-055b-720d-936d-f9647644d8d1_verboseLabel_en-US" xlink:label="lab_gamb_InsuranceMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Insurance</link:label>
    <link:label id="lab_gamb_InsuranceMember_label_en-US" xlink:label="lab_gamb_InsuranceMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Insurance [Member]</link:label>
    <link:label id="lab_gamb_InsuranceMember_documentation_en-US" xlink:label="lab_gamb_InsuranceMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Insurance</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InsuranceMember" xlink:href="gamb-20260630.xsd#gamb_InsuranceMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InsuranceMember" xlink:to="lab_gamb_InsuranceMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_019e8df6-064b-7493-baca-d7b1f797b739_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Awards Outstanding</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of number and weighted average exercise prices of share options [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SupplementalNonCashInformationAbstract_019e8df6-055b-749b-8534-814b4bd06de0_terseLabel_en-US" xlink:label="lab_gamb_SupplementalNonCashInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Supplemental non-cash</link:label>
    <link:label id="lab_gamb_SupplementalNonCashInformationAbstract_label_en-US" xlink:label="lab_gamb_SupplementalNonCashInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Supplemental Non-Cash Information [Abstract]</link:label>
    <link:label id="lab_gamb_SupplementalNonCashInformationAbstract_documentation_en-US" xlink:label="lab_gamb_SupplementalNonCashInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Supplemental Non-Cash Information</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SupplementalNonCashInformationAbstract" xlink:href="gamb-20260630.xsd#gamb_SupplementalNonCashInformationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SupplementalNonCashInformationAbstract" xlink:to="lab_gamb_SupplementalNonCashInformationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ForeignExchangeLoss_019e8df6-055a-7692-9088-16ac33f0bfff_terseLabel_en-US" xlink:label="lab_ifrs-full_ForeignExchangeLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange loss</link:label>
    <link:label id="lab_ifrs-full_ForeignExchangeLoss_label_en-US" xlink:label="lab_ifrs-full_ForeignExchangeLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign exchange loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ForeignExchangeLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ForeignExchangeLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ForeignExchangeLoss" xlink:to="lab_ifrs-full_ForeignExchangeLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage_019e8df6-055b-7379-b80c-640aeccb5b07_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Option to pay earnout consideration in ordinary shares, percentage</link:label>
    <link:label id="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage_label_en-US" xlink:label="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Option To Transfer Consideration In Ordinary Shares, Percentage</link:label>
    <link:label id="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Option To Transfer Consideration In Ordinary Shares, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:to="lab_gamb_ContingentConsiderationOptionToTransferConsiderationInOrdinarySharesPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing_019e8df6-055b-7682-a721-b406f1b69130_terseLabel_en-US" xlink:label="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of borrowing</link:label>
    <link:label id="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing_label_en-US" xlink:label="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings, Required Minimum Annual Principal Payment, Percentage Of Borrowing</link:label>
    <link:label id="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing_documentation_en-US" xlink:label="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowings, Required Minimum Annual Principal Payment, Percentage Of Borrowing</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:href="gamb-20260630.xsd#gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:to="lab_gamb_BorrowingsRequiredMinimumAnnualPrincipalPaymentPercentageOfBorrowing" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement_019ecfeb-8578-7231-b53c-cc2b6f12596f_periodStartLabel_en-US" xlink:label="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Period start, exercise price (in usd per share)</link:label>
    <link:label id="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement_019ecfeb-b6d2-7e7a-b237-e9a477258c4f_periodEndLabel_en-US" xlink:label="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period end, exercise price (in usd per share)</link:label>
    <link:label id="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement_label_en-US" xlink:label="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Grant Date Fair Value Of Other Equity Instruments Outstanding In Share-Based Payment Arrangement</link:label>
    <link:label id="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted Average Grant Date Fair Value Of Other Equity Instruments Outstanding In Share-Based Payment Arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:href="gamb-20260630.xsd#gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:to="lab_gamb_WeightedAverageGrantDateFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities_019e8df6-055b-796d-bd03-05279a63405a_negatedLabel_en-US" xlink:label="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Interest paid on lease liability</link:label>
    <link:label id="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid Lease Liabilities Classified As Financing Activities</link:label>
    <link:label id="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities_documentation_en-US" xlink:label="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest paid lease liabilities classified as financing activities.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:href="gamb-20260630.xsd#gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:to="lab_gamb_InterestPaidLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentAssetsLiabilities_019e8df6-064b-7c3f-baaf-aa48a869c744_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssetsLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current assets (liabilities)</link:label>
    <link:label id="lab_ifrs-full_CurrentAssetsLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentAssetsLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current assets (liabilities)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentAssetsLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAssetsLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentAssetsLiabilities" xlink:to="lab_ifrs-full_CurrentAssetsLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AmortisationOfRightOfUseAssets_019e8df6-064b-79f5-b0dc-5b398cbb1ac4_negatedLabel_en-US" xlink:label="lab_gamb_AmortisationOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Amortization of right-of-use assets (Note 20)</link:label>
    <link:label id="lab_gamb_AmortisationOfRightOfUseAssets_label_en-US" xlink:label="lab_gamb_AmortisationOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortisation Of Right Of Use Assets</link:label>
    <link:label id="lab_gamb_AmortisationOfRightOfUseAssets_documentation_en-US" xlink:label="lab_gamb_AmortisationOfRightOfUseAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amortisation Of Right Of Use Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AmortisationOfRightOfUseAssets" xlink:href="gamb-20260630.xsd#gamb_AmortisationOfRightOfUseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AmortisationOfRightOfUseAssets" xlink:to="lab_gamb_AmortisationOfRightOfUseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems_019e8df6-055b-7de9-817a-b02b87b35591_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of analysis of other comprehensive income by item [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of analysis of other comprehensive income by item [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems" xlink:to="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RelatedPartyTransactionsAbstract_019e8df6-064b-762b-873b-f3f2cc5615ec_terseLabel_en-US" xlink:label="lab_ifrs-full_RelatedPartyTransactionsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Related party transactions [abstract]</link:label>
    <link:label id="lab_ifrs-full_RelatedPartyTransactionsAbstract_label_en-US" xlink:label="lab_ifrs-full_RelatedPartyTransactionsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Related party transactions [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RelatedPartyTransactionsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RelatedPartyTransactionsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RelatedPartyTransactionsAbstract" xlink:to="lab_ifrs-full_RelatedPartyTransactionsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_019e8df6-064b-7384-82e1-cd31b151ff4f_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows from investing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) investing activities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="lab_ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ForeignExchangeTranslationReserveMember_019e8df6-055a-79ef-a93b-70158811d9c5_terseLabel_en-US" xlink:label="lab_gamb_ForeignExchangeTranslationReserveMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign Exchange Translation Deficit</link:label>
    <link:label id="lab_gamb_ForeignExchangeTranslationReserveMember_label_en-US" xlink:label="lab_gamb_ForeignExchangeTranslationReserveMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Translation Reserve [Member]</link:label>
    <link:label id="lab_gamb_ForeignExchangeTranslationReserveMember_documentation_en-US" xlink:label="lab_gamb_ForeignExchangeTranslationReserveMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign exchange translation reserve.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ForeignExchangeTranslationReserveMember" xlink:href="gamb-20260630.xsd#gamb_ForeignExchangeTranslationReserveMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ForeignExchangeTranslationReserveMember" xlink:to="lab_gamb_ForeignExchangeTranslationReserveMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted_019ecfe7-66ee-7337-a354-9c7b7cdea506_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk free rate</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk free interest rate, share options granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:to="lab_ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts_019fdcbd-6477-7cbc-8877-4f1e6be8f729_totalLabel_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net finance (expense) income</link:label>
    <link:label id="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts_label_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finance Income (Expenses), Including Banking Costs</link:label>
    <link:label id="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts_documentation_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Finance Income (Expenses), Including Banking Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:href="gamb-20260630.xsd#gamb_FinanceIncomeExpensesIncludingBankingCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:to="lab_gamb_FinanceIncomeExpensesIncludingBankingCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable_019e8df6-064b-7879-9505-427b988249f8_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ordinary shares issued (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable_019ecf06-20a7-7c97-9864-c9ba16a650cd_verboseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares as a payment of consideration for OddsJam Acquisition (Note 5) (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable_label_en-US" xlink:label="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of instruments or interests issued or issuable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:to="lab_ifrs-full_NumberOfInstrumentsOrInterestsIssuedOrIssuable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock_019e8df6-064b-7031-8b2d-8b1100010583_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Trade and Other Payables</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information Of Trade And Other Payables Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information of trade and other payables.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherPayablesExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_019e8df6-055a-7de8-8b2c-061823d551fd_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based payment expense</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through share-based payment transactions, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LeaseLiabilitiesAbstract_019e8df6-055b-714c-a36a-de50f55fe5f5_terseLabel_en-US" xlink:label="lab_ifrs-full_LeaseLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lease Liabilities</link:label>
    <link:label id="lab_ifrs-full_LeaseLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_LeaseLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LeaseLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LeaseLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LeaseLiabilitiesAbstract" xlink:to="lab_ifrs-full_LeaseLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentAssets_019e8df6-055a-7ee6-9380-1e1a1002378b_totalLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total non-current assets</link:label>
    <link:label id="lab_ifrs-full_NoncurrentAssets_label_en-US" xlink:label="lab_ifrs-full_NoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentAssets" xlink:to="lab_ifrs-full_NoncurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_019e8df6-055b-76f1-93e2-55fe9fc4b7c6_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exchange differences on translating foreign currencies</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other comprehensive income, net of tax, exchange differences on translation of foreign operations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges_019e8df6-055b-7af8-82b0-5b490ec2455f_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges, before tax</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other comprehensive income, before tax, cash flow hedges</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeBeforeTaxCashFlowHedges" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable_019fb39b-e264-74a8-8f57-2414150a028d_terseLabel_en-US" xlink:label="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unwinding of the discount on the deferred consideration payable</link:label>
    <link:label id="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable_label_en-US" xlink:label="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unwinding of Discount on Deferred Consideration Payable</link:label>
    <link:label id="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable_documentation_en-US" xlink:label="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unwinding of Discount on Deferred Consideration Payable</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:href="gamb-20260630.xsd#gamb_UnwindingOfDiscountOnDeferredConsiderationPayable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:to="lab_gamb_UnwindingOfDiscountOnDeferredConsiderationPayable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis_019e8df6-055b-7c40-af50-4fdac7b6f749_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of property, plant and equipment [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of property, plant and equipment [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain_019e8df6-055b-7d1a-98d8-b59658cfcc08_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of property, plant and equipment [domain]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain_label_en-US" xlink:label="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of property, plant and equipment [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain" xlink:to="lab_ifrs-full_ClassesOfPropertyPlantAndEquipmentDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressCountry_019e8df6-064b-7be8-b8ba-0e8bbef3e6f3_terseLabel_en-US" xlink:label="lab_dei_EntityAddressCountry" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Country</link:label>
    <link:label id="lab_dei_EntityAddressCountry_label_en-US" xlink:label="lab_dei_EntityAddressCountry" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Country</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCountry" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressCountry" xlink:to="lab_dei_EntityAddressCountry" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SubjectToAdjustmentsMember_019eca97-3552-78c2-b5fc-97c9f7b81953_terseLabel_en-US" xlink:label="lab_gamb_SubjectToAdjustmentsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subject to Adjustments</link:label>
    <link:label id="lab_gamb_SubjectToAdjustmentsMember_label_en-US" xlink:label="lab_gamb_SubjectToAdjustmentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subject to Adjustments [Member]</link:label>
    <link:label id="lab_gamb_SubjectToAdjustmentsMember_documentation_en-US" xlink:label="lab_gamb_SubjectToAdjustmentsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Subject to Adjustments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SubjectToAdjustmentsMember" xlink:href="gamb-20260630.xsd#gamb_SubjectToAdjustmentsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SubjectToAdjustmentsMember" xlink:to="lab_gamb_SubjectToAdjustmentsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_currency_EUR_019fadaf-92bd-79cd-af84-46db51852acd_terseLabel_en-US" xlink:label="lab_currency_EUR" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Euro</link:label>
    <link:label id="lab_currency_EUR_label_en-US" xlink:label="lab_currency_EUR" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Euro Member Countries, Euro</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_currency_EUR" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_EUR"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_EUR" xlink:to="lab_currency_EUR" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems_019e8df6-064b-707e-9872-f74b016f70d7_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of reconciliation of changes in intangible assets and goodwill [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentContractAssets_019e8df6-064b-7841-8720-93ce61c524a6_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued revenue</link:label>
    <link:label id="lab_ifrs-full_CurrentContractAssets_label_en-US" xlink:label="lab_ifrs-full_CurrentContractAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current contract assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentContractAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentContractAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentContractAssets" xlink:to="lab_ifrs-full_CurrentContractAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_019e8df6-055b-7d43-9d4c-04c6211ed86a_terseLabel_en-US" xlink:label="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net foreign exchange differences on cash and cash equivalents</link:label>
    <link:label id="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Effect of exchange rate changes on cash and cash equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:to="lab_ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities_019e8df6-055b-7254-ab70-9bde7afb5353_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest received from bank deposits</link:label>
    <link:label id="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities_label_en-US" xlink:label="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest received, classified as investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfFinancialInstrumentsTable_019e8df6-055b-7f65-9018-63401018b0a0_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about financial instruments [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfFinancialInstrumentsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about financial instruments [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfFinancialInstrumentsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:to="lab_ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GeographicalAreasDomain_019e8df6-064b-7159-9bfe-5c8826f27ad7_terseLabel_en-US" xlink:label="lab_ifrs-full_GeographicalAreasDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical areas [domain]</link:label>
    <link:label id="lab_ifrs-full_GeographicalAreasDomain_label_en-US" xlink:label="lab_ifrs-full_GeographicalAreasDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical areas [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GeographicalAreasDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GeographicalAreasDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GeographicalAreasDomain" xlink:to="lab_ifrs-full_GeographicalAreasDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets_019e8df6-055a-7bac-9ab5-26577105fac1_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Movements in credit loss allowance</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through other movements, financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughOtherMovementsFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_019e8df6-064b-751b-804a-1d26780dc275_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_019e8df6-064b-71ab-afe7-52a30a33c8ce_totalLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentReceivables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other current receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentReceivables" xlink:to="lab_ifrs-full_TradeAndOtherCurrentReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherFinanceExpenses_019e8df6-064b-786b-956a-433b90740368_totalLabel_en-US" xlink:label="lab_gamb_OtherFinanceExpenses" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total finance expenses</link:label>
    <link:label id="lab_gamb_OtherFinanceExpenses_label_en-US" xlink:label="lab_gamb_OtherFinanceExpenses" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Finance Expenses</link:label>
    <link:label id="lab_gamb_OtherFinanceExpenses_documentation_en-US" xlink:label="lab_gamb_OtherFinanceExpenses" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Finance expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherFinanceExpenses" xlink:href="gamb-20260630.xsd#gamb_OtherFinanceExpenses"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherFinanceExpenses" xlink:to="lab_gamb_OtherFinanceExpenses" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DepreciationOfPropertyAndEquipmentMember_019e8df6-064b-7d2f-804e-70d8d04f9da3_terseLabel_en-US" xlink:label="lab_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation of property and equipment</link:label>
    <link:label id="lab_gamb_DepreciationOfPropertyAndEquipmentMember_label_en-US" xlink:label="lab_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation Of Property And Equipment [Member]</link:label>
    <link:label id="lab_gamb_DepreciationOfPropertyAndEquipmentMember_documentation_en-US" xlink:label="lab_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Depreciation of property and equipment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:href="gamb-20260630.xsd#gamb_DepreciationOfPropertyAndEquipmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:to="lab_gamb_DepreciationOfPropertyAndEquipmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RevolvingCreditFacility1Member_019e8df6-064b-78d5-80ee-40fed183807c_terseLabel_en-US" xlink:label="lab_gamb_RevolvingCreditFacility1Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility</link:label>
    <link:label id="lab_gamb_RevolvingCreditFacility1Member_label_en-US" xlink:label="lab_gamb_RevolvingCreditFacility1Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility 1 [Member]</link:label>
    <link:label id="lab_gamb_RevolvingCreditFacility1Member_documentation_en-US" xlink:label="lab_gamb_RevolvingCreditFacility1Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility 1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RevolvingCreditFacility1Member" xlink:href="gamb-20260630.xsd#gamb_RevolvingCreditFacility1Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RevolvingCreditFacility1Member" xlink:to="lab_gamb_RevolvingCreditFacility1Member" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AssetsAcquired_019eca97-3552-7aed-b060-cf39a4eb673c_totalLabel_en-US" xlink:label="lab_gamb_AssetsAcquired" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total assets acquired</link:label>
    <link:label id="lab_gamb_AssetsAcquired_label_en-US" xlink:label="lab_gamb_AssetsAcquired" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Assets acquired</link:label>
    <link:label id="lab_gamb_AssetsAcquired_documentation_en-US" xlink:label="lab_gamb_AssetsAcquired" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Assets acquired.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AssetsAcquired" xlink:href="gamb-20260630.xsd#gamb_AssetsAcquired"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AssetsAcquired" xlink:to="lab_gamb_AssetsAcquired" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate_019eca97-3552-7219-91b7-84cb9c3cb566_terseLabel_en-US" xlink:label="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accounts Receivable Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accounts receivable recognised as of acquisition date.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_AccountsReceivableRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_AccountsReceivableRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares_019e8df6-064b-7e8c-9b0a-b3c2c98c155a_terseLabel_en-US" xlink:label="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unvested ordinary shares (in shares)</link:label>
    <link:label id="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares_label_en-US" xlink:label="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dilutive Effect Of Unvested Ordinary Shares On Weighted Average Number Of Ordinary Shares</link:label>
    <link:label id="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares_documentation_en-US" xlink:label="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Dilutive Effect Of Unvested Ordinary Shares On Weighted Average Number Of Ordinary Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:href="gamb-20260630.xsd#gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:to="lab_gamb_DilutiveEffectOfUnvestedOrdinarySharesOnWeightedAverageNumberOfOrdinaryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems_019e8df6-055b-77cf-b218-122f82b301a6_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Attribution Of Expenses By Nature To Their Function [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of attribution of expenses by nature to their function [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems" xlink:to="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinanceCosts_019e8df6-055a-7aea-bd74-98b9169f99d2_negatedLabel_en-US" xlink:label="lab_ifrs-full_FinanceCosts" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Finance expenses</link:label>
    <link:label id="lab_ifrs-full_FinanceCosts_label_en-US" xlink:label="lab_ifrs-full_FinanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finance costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceCosts" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinanceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinanceCosts" xlink:to="lab_ifrs-full_FinanceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserve_019e8df6-064b-789f-9f08-2e94e4c777a9_verboseLabel_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserve" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share-based compensation reserve</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserve_019e8df6-064b-761a-b953-eccdde6d6688_periodStartLabel_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserve" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserve_019e8df6-064b-7524-b059-ff269bf59660_periodEndLabel_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserve" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserve_label_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserve" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Option And Warrants Reserve</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserve_documentation_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserve" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share option and warrants reserve.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionAndWarrantsReserve" xlink:href="gamb-20260630.xsd#gamb_ShareOptionAndWarrantsReserve"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionAndWarrantsReserve" xlink:to="lab_gamb_ShareOptionAndWarrantsReserve" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureTable_019e8df6-064b-77e5-af10-35d46c62f09b_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Credit Risk Exposure [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of credit risk exposure [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCreditRiskExposureTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfCreditRiskExposureTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfCreditRiskExposureTable" xlink:to="lab_ifrs-full_DisclosureOfCreditRiskExposureTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_019e8df6-064b-7788-8998-0ce26e09cca8_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SUMMARY OF MATERIAL ACCOUNTING POLICIES</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of material accounting policy information [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:to="lab_ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract_019e8df6-055b-70a6-b33f-52cb6a1cbd65_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in allowance account for credit losses of financial assets [abstract]</link:label>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in allowance account for credit losses of financial assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract" xlink:to="lab_ifrs-full_ReconciliationOfChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity_019e8df6-064b-74bb-a404-239fb06b607b_terseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares to satisfy employee entitlements arising from the vesting of Restricted Share Units</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity_label_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Vesting Of Restricted Share Unit, Equity</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity_documentation_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Vesting Of Restricted Share Unit, Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:href="gamb-20260630.xsd#gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:to="lab_gamb_IncreaseDecreaseThroughVestingOfRestrictedShareUnitEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1_019e8df6-055b-7a29-8e39-8be31e33c472_negatedTerseLabel_en-US" xlink:label="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Credit loss allowance</link:label>
    <link:label id="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1_label_en-US" xlink:label="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Allowance Account For Credit Losses Of Financial Assets 1</link:label>
    <link:label id="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1_documentation_en-US" xlink:label="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Allowance Account For Credit Losses Of Financial Assets 1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:href="gamb-20260630.xsd#gamb_AllowanceAccountForCreditLossesOfFinancialAssets1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:to="lab_gamb_AllowanceAccountForCreditLossesOfFinancialAssets1" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax_019eca4b-f83c-7810-811b-d6beb5ed5124_netLabel_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2009/role/netLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedge - effective portion of changes in fair value (net of related tax)</link:label>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax_019e8df6-055a-7f03-974b-f6c9b89b0445_terseLabel_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in the value of the hedging instrument recognized in OCI (net of related tax)</link:label>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax_019e8df6-055a-7cf8-9172-ee2dfcb4a049_verboseLabel_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedge - effective portion of changes in fair value</link:label>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax_label_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gains (losses) on cash flow hedges, net of tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:to="lab_ifrs-full_GainsLossesOnCashFlowHedgesNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityCentralIndexKey_019e8df6-055b-7201-818d-beb2250ac2d3_terseLabel_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:label id="lab_dei_EntityCentralIndexKey_label_en-US" xlink:label="lab_dei_EntityCentralIndexKey" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Central Index Key</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityCentralIndexKey" xlink:to="lab_dei_EntityCentralIndexKey" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_019e8df6-055b-754b-ad25-83f4e758a4a7_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">CASH AND CASH EQUIVALENTS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of cash and cash equivalents [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TicketingMember_019ecfa1-ab1f-7ccf-a38b-5214d9bad382_terseLabel_en-US" xlink:label="lab_gamb_TicketingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ticketing</link:label>
    <link:label id="lab_gamb_TicketingMember_label_en-US" xlink:label="lab_gamb_TicketingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Ticketing [Member]</link:label>
    <link:label id="lab_gamb_TicketingMember_documentation_en-US" xlink:label="lab_gamb_TicketingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Ticketing</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TicketingMember" xlink:href="gamb-20260630.xsd#gamb_TicketingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TicketingMember" xlink:to="lab_gamb_TicketingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_019e8df6-055a-7732-9a01-5080332a8b42_verboseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share options (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_019e8df6-055a-7c64-87e1-c574b483c240_periodStartLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Period start, outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_019e8df6-055a-7eff-b08a-34d889b8ebd6_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period end, outstanding (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOutstandingShareOptions_label_en-US" xlink:label="lab_ifrs-full_NumberOfOutstandingShareOptions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options outstanding in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfOutstandingShareOptions" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfOutstandingShareOptions"/>
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    <link:label id="lab_ifrs-full_ProfessionalFeesExpense_019e8df6-055a-73ed-9a96-d21f1c388f5b_terseLabel_en-US" xlink:label="lab_ifrs-full_ProfessionalFeesExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remuneration expense</link:label>
    <link:label id="lab_ifrs-full_ProfessionalFeesExpense_label_en-US" xlink:label="lab_ifrs-full_ProfessionalFeesExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Professional fees expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfessionalFeesExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfessionalFeesExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfessionalFeesExpense" xlink:to="lab_ifrs-full_ProfessionalFeesExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TriggeringEventDomain_019eca97-3552-71af-8734-30a20788f83f_terseLabel_en-US" xlink:label="lab_gamb_TriggeringEventDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Triggering Event [Domain]</link:label>
    <link:label id="lab_gamb_TriggeringEventDomain_label_en-US" xlink:label="lab_gamb_TriggeringEventDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Triggering Event [Domain]</link:label>
    <link:label id="lab_gamb_TriggeringEventDomain_documentation_en-US" xlink:label="lab_gamb_TriggeringEventDomain" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Triggering Event [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TriggeringEventDomain" xlink:href="gamb-20260630.xsd#gamb_TriggeringEventDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TriggeringEventDomain" xlink:to="lab_gamb_TriggeringEventDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock_019e8df6-064b-7d7a-bbb5-aea1a443bf6d_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">OPERATING EXPENSES</link:label>
    <link:label id="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Operating Expense Explanatory [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of operating expense explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:to="lab_gamb_DisclosureOfOperatingExpenseExplanatoryTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TradeReceivablesSettlementPeriod_019e8df6-064b-7478-bfc1-56e1722a15a6_terseLabel_en-US" xlink:label="lab_gamb_TradeReceivablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, settlement period</link:label>
    <link:label id="lab_gamb_TradeReceivablesSettlementPeriod_label_en-US" xlink:label="lab_gamb_TradeReceivablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade Receivables, Settlement Period</link:label>
    <link:label id="lab_gamb_TradeReceivablesSettlementPeriod_documentation_en-US" xlink:label="lab_gamb_TradeReceivablesSettlementPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trade receivables, settlement period.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TradeReceivablesSettlementPeriod" xlink:href="gamb-20260630.xsd#gamb_TradeReceivablesSettlementPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TradeReceivablesSettlementPeriod" xlink:to="lab_gamb_TradeReceivablesSettlementPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAndLiabilitiesAbstract_019e8df6-064b-7f19-9ba2-4fa41b024883_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">EQUITY AND LIABILITIES</link:label>
    <link:label id="lab_ifrs-full_EquityAndLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity and liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAndLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="lab_ifrs-full_EquityAndLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate_019e8df6-064b-75d9-9b70-fc020e0c66c8_verboseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate_019ecf99-8dc3-7cd7-a491-8d2ca16a60fb_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax asset for business combination</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred tax assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_DeferredTaxAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic_019e8df6-055b-7971-ab49-8682c5a221fe_terseLabel_en-US" xlink:label="lab_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk exposure associated with instruments sharing characteristic</link:label>
    <link:label id="lab_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic_label_en-US" xlink:label="lab_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk exposure associated with instruments sharing characteristic</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic" xlink:to="lab_ifrs-full_RiskExposureAssociatedWithInstrumentsSharingCharacteristic" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FederalFundsRatePlusMember_019e8df6-055b-7325-b023-d961a306d418_terseLabel_en-US" xlink:label="lab_gamb_FederalFundsRatePlusMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Federal Funds Rate Plus</link:label>
    <link:label id="lab_gamb_FederalFundsRatePlusMember_label_en-US" xlink:label="lab_gamb_FederalFundsRatePlusMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Federal Funds Rate Plus [Member]</link:label>
    <link:label id="lab_gamb_FederalFundsRatePlusMember_documentation_en-US" xlink:label="lab_gamb_FederalFundsRatePlusMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Federal Funds Rate Plus</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FederalFundsRatePlusMember" xlink:href="gamb-20260630.xsd#gamb_FederalFundsRatePlusMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FederalFundsRatePlusMember" xlink:to="lab_gamb_FederalFundsRatePlusMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax_019e8df6-055b-7047-a3e9-277ab39d3969_terseLabel_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedge - effective portion of changes in fair value</link:label>
    <link:label id="lab_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax_label_en-US" xlink:label="lab_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gains (losses) on cash flow hedges, before tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:to="lab_ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract_019e8df6-064b-7232-993b-8ce03b8f6d1e_terseLabel_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in property, plant and equipment [abstract]</link:label>
    <link:label id="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract_label_en-US" xlink:label="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reconciliation of changes in property, plant and equipment [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:to="lab_ifrs-full_ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate_019e8df6-064b-7c68-8f62-7bc1b91b2963_terseLabel_en-US" xlink:label="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other current assets</link:label>
    <link:label id="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Current Assets Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Current Assets Recognised As Of Acquisition Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_OtherCurrentAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AverageForeignExchangeRate_019e8df6-064b-7423-8b6a-36d3d5512aae_terseLabel_en-US" xlink:label="lab_ifrs-full_AverageForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Average for Period</link:label>
    <link:label id="lab_ifrs-full_AverageForeignExchangeRate_label_en-US" xlink:label="lab_ifrs-full_AverageForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Average foreign exchange rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AverageForeignExchangeRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AverageForeignExchangeRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AverageForeignExchangeRate" xlink:to="lab_ifrs-full_AverageForeignExchangeRate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems_019e8df6-064b-72c3-a9cd-f33ffacda917_terseLabel_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Acquisitions and Business Combinations [Line Items]</link:label>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems_label_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Acquisitions And Business Combinations [Line Items]</link:label>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems_documentation_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Acquisitions And Business Combinations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:href="gamb-20260630.xsd#gamb_AssetAcquisitionsAndBusinessCombinationsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:to="lab_gamb_AssetAcquisitionsAndBusinessCombinationsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock_019fb263-a96a-784f-a474-cf59b957809f_terseLabel_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Going concern</link:label>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock_label_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Description Of Accounting Policy For Basis Of Going Concern Explanatory [Policy Text Block]</link:label>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock_documentation_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Description Of Accounting Policy For Basis Of Going Concern Explanatory</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:href="gamb-20260630.xsd#gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:to="lab_gamb_DescriptionOfAccountingPolicyForBasisOfGoingConcernExplanatoryPolicyTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CashAndCashEquivalentMember_019e8df6-055a-7390-80b6-01ea5bbe9c11_terseLabel_en-US" xlink:label="lab_gamb_CashAndCashEquivalentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_gamb_CashAndCashEquivalentMember_label_en-US" xlink:label="lab_gamb_CashAndCashEquivalentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash And Cash Equivalent [Member]</link:label>
    <link:label id="lab_gamb_CashAndCashEquivalentMember_documentation_en-US" xlink:label="lab_gamb_CashAndCashEquivalentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CashAndCashEquivalentMember" xlink:href="gamb-20260630.xsd#gamb_CashAndCashEquivalentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CashAndCashEquivalentMember" xlink:to="lab_gamb_CashAndCashEquivalentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_019e8df6-064b-7a38-a6d0-0ca172b102a8_terseLabel_en-US" xlink:label="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions</link:label>
    <link:label id="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_019e8df6-064b-76cf-8f1e-34fb7e998f40_verboseLabel_en-US" xlink:label="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash paid for the acquisition of property and equipment</link:label>
    <link:label id="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additions other than through business combinations, property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossFromOperatingActivities_019e8df6-064b-7207-a143-a117943fe78b_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Operating (loss) profit</link:label>
    <link:label id="lab_ifrs-full_ProfitLossFromOperatingActivities_label_en-US" xlink:label="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Profit (loss) from operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossFromOperatingActivities" xlink:to="lab_ifrs-full_ProfitLossFromOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherCurrentReceivables_019e8df6-055a-72e9-bb41-623053df6257_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other receivables</link:label>
    <link:label id="lab_ifrs-full_OtherCurrentReceivables_label_en-US" xlink:label="lab_ifrs-full_OtherCurrentReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other current receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherCurrentReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherCurrentReceivables" xlink:to="lab_ifrs-full_OtherCurrentReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_HostingCostsMember_019e8df6-064b-7195-a822-22c885d883ff_terseLabel_en-US" xlink:label="lab_gamb_HostingCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hosting costs</link:label>
    <link:label id="lab_gamb_HostingCostsMember_label_en-US" xlink:label="lab_gamb_HostingCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hosting Costs [Member]</link:label>
    <link:label id="lab_gamb_HostingCostsMember_documentation_en-US" xlink:label="lab_gamb_HostingCostsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Hosting Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_HostingCostsMember" xlink:href="gamb-20260630.xsd#gamb_HostingCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_HostingCostsMember" xlink:to="lab_gamb_HostingCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings_019e8df6-064b-7402-a0fa-2487d778865d_terseLabel_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Average gains loss on basis of movements in non-functional currency to functional currency</link:label>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings_label_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Change In Risk Variable, Impact On Pre-Tax Earnings</link:label>
    <link:label id="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings_documentation_en-US" xlink:label="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sensitivity Analysis For Types Of Market Risk, Reasonably Possible Change In Risk Variable, Impact On Pre-Tax Earnings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:href="gamb-20260630.xsd#gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:to="lab_gamb_SensitivityAnalysisForTypesOfMarketRiskReasonablyPossibleChangeInRiskVariableImpactOnPreTaxEarnings" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityAddressAddressLine1_019e8df6-055b-7e63-b296-204c48128e8c_terseLabel_en-US" xlink:label="lab_dei_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:label id="lab_dei_EntityAddressAddressLine1_label_en-US" xlink:label="lab_dei_EntityAddressAddressLine1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Address, Address Line One</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityAddressAddressLine1" xlink:to="lab_dei_EntityAddressAddressLine1" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PercentageOfDeferredPaymentsPayableInShares_019eca97-3552-7b2e-a4d9-808b18bc0155_terseLabel_en-US" xlink:label="lab_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of deferred payments</link:label>
    <link:label id="lab_gamb_PercentageOfDeferredPaymentsPayableInShares_label_en-US" xlink:label="lab_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage Of Deferred Payments Payable In Shares</link:label>
    <link:label id="lab_gamb_PercentageOfDeferredPaymentsPayableInShares_documentation_en-US" xlink:label="lab_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of deferred payments payable in shares.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:href="gamb-20260630.xsd#gamb_PercentageOfDeferredPaymentsPayableInShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:to="lab_gamb_PercentageOfDeferredPaymentsPayableInShares" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfLeasesExplanatory_019e8df6-055b-7b3c-929a-a3c54944cbc8_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfLeasesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LEASES</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfLeasesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfLeasesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of leases [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfLeasesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfLeasesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfLeasesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfLeasesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PaymentForPayrollTaxes_019eca97-3552-751b-bbc7-7d40a12eb1cc_terseLabel_en-US" xlink:label="lab_gamb_PaymentForPayrollTaxes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payment for payroll taxes</link:label>
    <link:label id="lab_gamb_PaymentForPayrollTaxes_label_en-US" xlink:label="lab_gamb_PaymentForPayrollTaxes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payment For Payroll Taxes</link:label>
    <link:label id="lab_gamb_PaymentForPayrollTaxes_documentation_en-US" xlink:label="lab_gamb_PaymentForPayrollTaxes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Payment For Payroll Taxes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PaymentForPayrollTaxes" xlink:href="gamb-20260630.xsd#gamb_PaymentForPayrollTaxes"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PaymentForPayrollTaxes" xlink:to="lab_gamb_PaymentForPayrollTaxes" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding_019e8df6-064b-711d-8196-d06d290ab192_periodStartLabel_en-US" xlink:label="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Period start, outstanding (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding_019e8df6-064b-73fb-855a-48478b5d5a64_periodEndLabel_en-US" xlink:label="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period end, outstanding (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding_019e8df6-064b-7ba3-aa19-2ceea81545a1_terseLabel_en-US" xlink:label="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of share options and warrants outstanding (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding_label_en-US" xlink:label="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Share Option And Warrants Reserve Outstanding</link:label>
    <link:label id="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding_documentation_en-US" xlink:label="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of share option and warrants reserve outstanding.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:href="gamb-20260630.xsd#gamb_NumberOfShareOptionAndWarrantsReserveOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:to="lab_gamb_NumberOfShareOptionAndWarrantsReserveOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntity_019ecef7-1cb7-7adc-9daf-4ce5af4ec7bb_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net book value</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntity_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets material to entity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsMaterialToEntity" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsMaterialToEntity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsMaterialToEntity" xlink:to="lab_ifrs-full_IntangibleAssetsMaterialToEntity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate_019eca97-3552-70c8-b8ef-2f21e6757f9d_terseLabel_en-US" xlink:label="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Right-of-use assets</link:label>
    <link:label id="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Right Of Use Assets Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Right of use assets recognised as of acquisition date.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_RightOfUseAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss_019e8df6-055a-7c4a-9061-745a0ae508c7_terseLabel_en-US" xlink:label="lab_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Share-based Payment Expense</link:label>
    <link:label id="lab_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss_label_en-US" xlink:label="lab_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Explanation of effect of share-based payments on entity's profit or loss [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss" xlink:to="lab_ifrs-full_ExplanationOfEffectOfSharebasedPaymentsOnProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract_019e8df6-055b-7b5d-a69c-10e9b5d2dcb8_terseLabel_en-US" xlink:label="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary Of Significant Accounting Policies [Abstract]</link:label>
    <link:label id="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract_label_en-US" xlink:label="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Summary Of Significant Accounting Policies [Abstract]</link:label>
    <link:label id="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract_documentation_en-US" xlink:label="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Summary of significant accounting policies.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:href="gamb-20260630.xsd#gamb_SummaryOfSignificantAccountingPoliciesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:to="lab_gamb_SummaryOfSignificantAccountingPoliciesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfCashFlowsAbstract_019e8df6-064b-73f4-848f-b5994f78c2cf_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement of cash flows [abstract]</link:label>
    <link:label id="lab_ifrs-full_StatementOfCashFlowsAbstract_label_en-US" xlink:label="lab_ifrs-full_StatementOfCashFlowsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of cash flows [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfCashFlowsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfCashFlowsAbstract" xlink:to="lab_ifrs-full_StatementOfCashFlowsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable_019e8df6-055b-7a29-a1b8-1b77294e1630_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurement Of Equity [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of significant unobservable inputs used in fair value measurement of equity [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable" xlink:to="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityTable" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_019e8df6-055a-794f-94fd-625a36f1ec8b_terseLabel_en-US" xlink:label="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Title and Position [Domain]</link:label>
    <link:label id="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain_label_en-US" xlink:label="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Title and Position [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:to="lab_srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SubscriptionMember_019e8df6-055b-73ab-afce-5f26fd79eb60_terseLabel_en-US" xlink:label="lab_gamb_SubscriptionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subscription</link:label>
    <link:label id="lab_gamb_SubscriptionMember_label_en-US" xlink:label="lab_gamb_SubscriptionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subscription [Member]</link:label>
    <link:label id="lab_gamb_SubscriptionMember_documentation_en-US" xlink:label="lab_gamb_SubscriptionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Subscription.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SubscriptionMember" xlink:href="gamb-20260630.xsd#gamb_SubscriptionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SubscriptionMember" xlink:to="lab_gamb_SubscriptionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted_019ecfe7-66ee-7c54-b38e-df74fbf230e1_terseLabel_en-US" xlink:label="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expected weighted average time to vest</link:label>
    <link:label id="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted_label_en-US" xlink:label="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expected Weighted Average Time to Vest Share Options Granted</link:label>
    <link:label id="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted_documentation_en-US" xlink:label="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Expected weighted average time to vest share options granted.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:href="gamb-20260630.xsd#gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:to="lab_gamb_ExpectedWeightedAverageTimeToVestShareOptionsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RevenueShareMember_019e8df6-064b-74be-8b3e-67fac450c748_terseLabel_en-US" xlink:label="lab_gamb_RevenueShareMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revenue Share</link:label>
    <link:label id="lab_gamb_RevenueShareMember_label_en-US" xlink:label="lab_gamb_RevenueShareMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue Share [Member]</link:label>
    <link:label id="lab_gamb_RevenueShareMember_documentation_en-US" xlink:label="lab_gamb_RevenueShareMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Revenue Share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RevenueShareMember" xlink:href="gamb-20260630.xsd#gamb_RevenueShareMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RevenueShareMember" xlink:to="lab_gamb_RevenueShareMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CapitalAllowance_019e8df6-064b-75c4-b098-8ded78c36008_terseLabel_en-US" xlink:label="lab_gamb_CapitalAllowance" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capital allowances</link:label>
    <link:label id="lab_gamb_CapitalAllowance_label_en-US" xlink:label="lab_gamb_CapitalAllowance" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capital Allowance</link:label>
    <link:label id="lab_gamb_CapitalAllowance_documentation_en-US" xlink:label="lab_gamb_CapitalAllowance" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Capital allowance.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CapitalAllowance" xlink:href="gamb-20260630.xsd#gamb_CapitalAllowance"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CapitalAllowance" xlink:to="lab_gamb_CapitalAllowance" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear_019e8df6-055b-7eaf-b655-8c441c7aa285_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional payment based on growth in contribution, next fiscal year</link:label>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear_label_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Maximum, Growth In Contribution, Next Fiscal Year</link:label>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Maximum, Growth In Contribution, Next Fiscal Year</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:to="lab_gamb_ContingentConsiderationMaximumGrowthInContributionNextFiscalYear" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary_019e8df6-064b-784f-8737-b4d3e05b500b_verboseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares as a payment of consideration for OddsJam acquisition</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through acquisition of subsidiary, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughAcquisitionOfSubsidiary" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentLiabilitiesAbstract_019e8df6-064b-75c3-b8f9-ae2322193f3a_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current liabilities</link:label>
    <link:label id="lab_ifrs-full_CurrentLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentLiabilitiesAbstract" xlink:to="lab_ifrs-full_CurrentLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_019e8df6-055b-71ad-8ab8-8f3150ef72f7_terseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">CUSTOMER CONTRACTS AND CUSTOMER BASES</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_019e8df6-055b-780d-af21-e5660a3f9b62_verboseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Customer contracts and customer bases</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember_label_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer-related intangible assets [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CustomerrelatedIntangibleAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:to="lab_ifrs-full_CustomerrelatedIntangibleAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntityAxis_019ecef7-1cb7-78e2-bda2-b0eb2733878f_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets material to entity [axis]</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntityAxis_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets material to entity [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsMaterialToEntityAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsMaterialToEntityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsMaterialToEntityAxis" xlink:to="lab_ifrs-full_IntangibleAssetsMaterialToEntityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_UseOfEstimatesPolicyTextBlock_019ef00f-7e01-7d49-b110-7e2344a7e93e_terseLabel_en-US" xlink:label="lab_gamb_UseOfEstimatesPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USE OF ESTIMATES AND JUDGMENTS</link:label>
    <link:label id="lab_gamb_UseOfEstimatesPolicyTextBlock_label_en-US" xlink:label="lab_gamb_UseOfEstimatesPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Use Of Estimates [Policy Text Block]</link:label>
    <link:label id="lab_gamb_UseOfEstimatesPolicyTextBlock_documentation_en-US" xlink:label="lab_gamb_UseOfEstimatesPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Use Of Estimates</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_UseOfEstimatesPolicyTextBlock" xlink:href="gamb-20260630.xsd#gamb_UseOfEstimatesPolicyTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_UseOfEstimatesPolicyTextBlock" xlink:to="lab_gamb_UseOfEstimatesPolicyTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BorrowingCostsIncurred_019e8df6-064b-7f40-8d0e-29457dc4a74c_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingCostsIncurred" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Issuance costs related to borrowings</link:label>
    <link:label id="lab_ifrs-full_BorrowingCostsIncurred_label_en-US" xlink:label="lab_ifrs-full_BorrowingCostsIncurred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing costs incurred</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingCostsIncurred" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingCostsIncurred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingCostsIncurred" xlink:to="lab_ifrs-full_BorrowingCostsIncurred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems_019e8df6-055b-7a32-85d8-a9177390f5e9_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Transactions Between Related Parties [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of transactions between related parties [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:to="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeAbstract_019e8df6-055a-76d7-9388-42854b99cdd2_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss)</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeAbstract_019e8df6-055a-7372-bbcb-79cfc2d78c1e_verboseLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive loss</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeAbstract_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other comprehensive income [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome_019e8df6-064b-77c5-854e-ca805838197c_negatedTotalLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income tax relating to cash flow hedges included in other comprehensive income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate_019eca97-3552-72b8-9846-ac9e308203e6_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Deferred income</link:label>
    <link:label id="lab_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred income other than contract liabilities recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_DeferredIncomeOtherThanContractLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested_019ecf2b-bf5b-722a-bc6b-ce67a068abf0_negatedTerseLabel_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units forfeited</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested_label_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments, Vested</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested_documentation_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments, Vested</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:href="gamb-20260630.xsd#gamb_InstrumentsOtherThanEquityInstrumentsVested"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:to="lab_gamb_InstrumentsOtherThanEquityInstrumentsVested" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RiskManagementAbstract_label_en-US" xlink:label="lab_gamb_RiskManagementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk Management [Abstract]</link:label>
    <link:label id="lab_gamb_RiskManagementAbstract_documentation_en-US" xlink:label="lab_gamb_RiskManagementAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Risk Management [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RiskManagementAbstract" xlink:href="gamb-20260630.xsd#gamb_RiskManagementAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RiskManagementAbstract" xlink:to="lab_gamb_RiskManagementAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SalesChannelsAxis_019e8df6-064b-7765-81bd-8b61924872ca_terseLabel_en-US" xlink:label="lab_ifrs-full_SalesChannelsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales channels [axis]</link:label>
    <link:label id="lab_ifrs-full_SalesChannelsAxis_label_en-US" xlink:label="lab_ifrs-full_SalesChannelsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sales channels [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SalesChannelsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SalesChannelsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SalesChannelsAxis" xlink:to="lab_ifrs-full_SalesChannelsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InternallyDevelopedIntangiblesMember_019e8df6-064b-7c63-8c8f-28fdfe60ce15_terseLabel_en-US" xlink:label="lab_gamb_InternallyDevelopedIntangiblesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">DEVELOPMENT COSTS</link:label>
    <link:label id="lab_gamb_InternallyDevelopedIntangiblesMember_019e8df6-064b-7129-b7c2-b2fb72619eea_verboseLabel_en-US" xlink:label="lab_gamb_InternallyDevelopedIntangiblesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Development costs</link:label>
    <link:label id="lab_gamb_InternallyDevelopedIntangiblesMember_label_en-US" xlink:label="lab_gamb_InternallyDevelopedIntangiblesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Internally Developed Intangibles [Member]</link:label>
    <link:label id="lab_gamb_InternallyDevelopedIntangiblesMember_documentation_en-US" xlink:label="lab_gamb_InternallyDevelopedIntangiblesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Internally Developed Intangibles</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InternallyDevelopedIntangiblesMember" xlink:href="gamb-20260630.xsd#gamb_InternallyDevelopedIntangiblesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InternallyDevelopedIntangiblesMember" xlink:to="lab_gamb_InternallyDevelopedIntangiblesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromIssueOfOrdinaryShares_019eca73-c27b-7d46-9461-8a9dab09be65_terseLabel_en-US" xlink:label="lab_ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares in relation to employee stock purchase plan</link:label>
    <link:label id="lab_ifrs-full_ProceedsFromIssueOfOrdinaryShares_label_en-US" xlink:label="lab_ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from issue of ordinary shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssueOfOrdinaryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:to="lab_ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract_019e8df6-064b-7194-8179-f7f62be181c2_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Share Options And Warrants Reserve [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract_label_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Share Options And Warrants Reserve [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract_documentation_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of share options and warrants reserve.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:to="lab_gamb_DisclosureOfShareOptionsAndWarrantsReserveAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinanceIncome_019e8df6-064b-7f97-a463-06dace2cd9d7_terseLabel_en-US" xlink:label="lab_ifrs-full_FinanceIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Finance income</link:label>
    <link:label id="lab_ifrs-full_FinanceIncome_019e8df6-064b-7058-914e-6f998a6f503c_totalLabel_en-US" xlink:label="lab_ifrs-full_FinanceIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total finance income</link:label>
    <link:label id="lab_ifrs-full_FinanceIncome_label_en-US" xlink:label="lab_ifrs-full_FinanceIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finance income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinanceIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinanceIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinanceIncome" xlink:to="lab_ifrs-full_FinanceIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BorrowingsAdjustmentToInterestRateBasis_019ecff5-ec11-7c9d-93a5-ea314b8576b1_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsAdjustmentToInterestRateBasis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings, adjustment to interest rate basis</link:label>
    <link:label id="lab_ifrs-full_BorrowingsAdjustmentToInterestRateBasis_label_en-US" xlink:label="lab_ifrs-full_BorrowingsAdjustmentToInterestRateBasis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings, adjustment to interest rate basis</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsAdjustmentToInterestRateBasis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsAdjustmentToInterestRateBasis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingsAdjustmentToInterestRateBasis" xlink:to="lab_ifrs-full_BorrowingsAdjustmentToInterestRateBasis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionsToRightofuseAssets_019e8df6-064b-7c15-8208-26766bc0bfe6_verboseLabel_en-US" xlink:label="lab_ifrs-full_AdditionsToRightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Additions including adjustments arising as a result of an extension of lease term</link:label>
    <link:label id="lab_ifrs-full_AdditionsToRightofuseAssets_label_en-US" xlink:label="lab_ifrs-full_AdditionsToRightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additions to right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdditionsToRightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdditionsToRightofuseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdditionsToRightofuseAssets" xlink:to="lab_ifrs-full_AdditionsToRightofuseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TriggeringEventAxis_019eca97-3552-7130-b092-075f2aa74014_terseLabel_en-US" xlink:label="lab_gamb_TriggeringEventAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Triggering Event [Axis]</link:label>
    <link:label id="lab_gamb_TriggeringEventAxis_label_en-US" xlink:label="lab_gamb_TriggeringEventAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Triggering Event [Axis]</link:label>
    <link:label id="lab_gamb_TriggeringEventAxis_documentation_en-US" xlink:label="lab_gamb_TriggeringEventAxis" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Triggering Event</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TriggeringEventAxis" xlink:href="gamb-20260630.xsd#gamb_TriggeringEventAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TriggeringEventAxis" xlink:to="lab_gamb_TriggeringEventAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AcquisitionRelatedCostsMember_019e8df6-055b-76b9-b9fd-6f33fc9efe30_terseLabel_en-US" xlink:label="lab_gamb_AcquisitionRelatedCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition related costs</link:label>
    <link:label id="lab_gamb_AcquisitionRelatedCostsMember_label_en-US" xlink:label="lab_gamb_AcquisitionRelatedCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquisition-Related Costs [Member]</link:label>
    <link:label id="lab_gamb_AcquisitionRelatedCostsMember_documentation_en-US" xlink:label="lab_gamb_AcquisitionRelatedCostsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Acquisition related cost.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AcquisitionRelatedCostsMember" xlink:href="gamb-20260630.xsd#gamb_AcquisitionRelatedCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AcquisitionRelatedCostsMember" xlink:to="lab_gamb_AcquisitionRelatedCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_019e8df6-064b-7c9c-af6b-33ae8eedf354_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Acquisition of subsidiaries, net of cash acquired</link:label>
    <link:label id="lab_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:to="lab_ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory_019e8df6-064b-72b8-85fd-70138dbbdfa1_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Amounts Recognized in Other Comprehensive income</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of analysis of other comprehensive income by item [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory"/>
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    <link:label id="lab_gamb_Spotlight.VegasAcquisitionMember_019eca97-3552-7f87-ba6c-091c5a650608_terseLabel_en-US" xlink:label="lab_gamb_Spotlight.VegasAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas Acquisition</link:label>
    <link:label id="lab_gamb_Spotlight.VegasAcquisitionMember_label_en-US" xlink:label="lab_gamb_Spotlight.VegasAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas Acquisition [Member]</link:label>
    <link:label id="lab_gamb_Spotlight.VegasAcquisitionMember_documentation_en-US" xlink:label="lab_gamb_Spotlight.VegasAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas Acquisition</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_Spotlight.VegasAcquisitionMember" xlink:href="gamb-20260630.xsd#gamb_Spotlight.VegasAcquisitionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_Spotlight.VegasAcquisitionMember" xlink:to="lab_gamb_Spotlight.VegasAcquisitionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet_019e8df6-064b-7548-8111-7098300e6e70_totalLabel_en-US" xlink:label="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Derivative financial instrument</link:label>
    <link:label id="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet_label_en-US" xlink:label="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Financial Assets (Liabilities), Net</link:label>
    <link:label id="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet_documentation_en-US" xlink:label="lab_gamb_DerivativeFinancialAssetsLiabilitiesNet" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Financial Assets (Liabilities), Net</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DerivativeFinancialAssetsLiabilitiesNet" xlink:href="gamb-20260630.xsd#gamb_DerivativeFinancialAssetsLiabilitiesNet"/>
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    <link:label id="lab_ifrs-full_LeaseLiabilities_019e8df6-064b-75be-8b64-815e2b4f76c3_terseLabel_en-US" xlink:label="lab_ifrs-full_LeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lease liability</link:label>
    <link:label id="lab_ifrs-full_LeaseLiabilities_019e8df6-064b-74a8-b736-326eb2c085b3_periodStartLabel_en-US" xlink:label="lab_ifrs-full_LeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Lease liability, beginning balance</link:label>
    <link:label id="lab_ifrs-full_LeaseLiabilities_019e8df6-064b-716d-92a3-c1eb7a64fac4_periodEndLabel_en-US" xlink:label="lab_ifrs-full_LeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Lease liability, ending balance</link:label>
    <link:label id="lab_ifrs-full_LeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_LeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LeaseLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LeaseLiabilities" xlink:to="lab_ifrs-full_LeaseLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementsAbstract_019e8df6-055b-74c4-a166-02338772b6d3_terseLabel_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">USD thousand</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementsAbstract_label_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangements [Abstract]</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementsAbstract_documentation_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementsAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangements</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareBasedPaymentArrangementsAbstract" xlink:href="gamb-20260630.xsd#gamb_ShareBasedPaymentArrangementsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareBasedPaymentArrangementsAbstract" xlink:to="lab_gamb_ShareBasedPaymentArrangementsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate_019feeb3-6e61-70cc-b23a-6b0d45582db6_terseLabel_en-US" xlink:label="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Actual number of days elapsed between the early election and the original due date</link:label>
    <link:label id="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate_label_en-US" xlink:label="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Actual Number Of Days Elapsed Between The Early Election And The Original Due Date</link:label>
    <link:label id="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate_documentation_en-US" xlink:label="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Actual Number Of Days Elapsed Between The Early Election And The Original Due Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:href="gamb-20260630.xsd#gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:to="lab_gamb_ActualNumberOfDaysElapsedBetweenTheEarlyElectionAndTheOriginalDueDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RotowireMember_019ecef7-1cb7-784f-8fa8-e4caf72b9596_terseLabel_en-US" xlink:label="lab_gamb_RotowireMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Rotowire</link:label>
    <link:label id="lab_gamb_RotowireMember_label_en-US" xlink:label="lab_gamb_RotowireMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Rotowire [Member]</link:label>
    <link:label id="lab_gamb_RotowireMember_documentation_en-US" xlink:label="lab_gamb_RotowireMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Rotowire</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RotowireMember" xlink:href="gamb-20260630.xsd#gamb_RotowireMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RotowireMember" xlink:to="lab_gamb_RotowireMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfEmployeesInWorkforce_019e8df6-064b-7294-9938-70cf56d45e8d_terseLabel_en-US" xlink:label="lab_gamb_NumberOfEmployeesInWorkforce" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of employees</link:label>
    <link:label id="lab_gamb_NumberOfEmployeesInWorkforce_label_en-US" xlink:label="lab_gamb_NumberOfEmployeesInWorkforce" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Employees In Workforce</link:label>
    <link:label id="lab_gamb_NumberOfEmployeesInWorkforce_documentation_en-US" xlink:label="lab_gamb_NumberOfEmployeesInWorkforce" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of operating workforces.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfEmployeesInWorkforce" xlink:href="gamb-20260630.xsd#gamb_NumberOfEmployeesInWorkforce"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfEmployeesInWorkforce" xlink:to="lab_gamb_NumberOfEmployeesInWorkforce" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory_019e8df6-055b-7265-88de-faa43afc88b1_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of the RSU activity</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of number and weighted average exercise prices of other equity instruments [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory_019e8df6-055b-7f80-a02e-f7eb5bd87cbb_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Amounts Determined After Appropriate Offsetting</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateExplanatory"/>
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    <link:label id="lab_gamb_DeferredConsiderationLiabilityNoncurrent_019faeae-ee71-7d68-a745-b72f2033ebba_verboseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred consideration</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityNoncurrent_019e8df6-064b-7f92-a8ea-67afceebd9b7_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred payables</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityNoncurrent_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Noncurrent</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityNoncurrent_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Noncurrent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiabilityNoncurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:to="lab_gamb_DeferredConsiderationLiabilityNoncurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfCustomersDomain_019e8df6-055a-7914-85aa-110e23e214fa_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfCustomersDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of customers [domain]</link:label>
    <link:label id="lab_ifrs-full_TypesOfCustomersDomain_label_en-US" xlink:label="lab_ifrs-full_TypesOfCustomersDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of customers [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfCustomersDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfCustomersDomain"/>
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    <link:label id="lab_ifrs-full_IssuedCapital_019e8df6-055b-7ef6-bbfb-7ace94b3b08a_terseLabel_en-US" xlink:label="lab_ifrs-full_IssuedCapital" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share capital</link:label>
    <link:label id="lab_ifrs-full_IssuedCapital_label_en-US" xlink:label="lab_ifrs-full_IssuedCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issued capital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssuedCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssuedCapital"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IssuedCapital" xlink:to="lab_ifrs-full_IssuedCapital" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BasisOfPreparationOfFinancialStatements_019e8df6-055b-7cbd-9bf9-bd312b286063_terseLabel_en-US" xlink:label="lab_gamb_BasisOfPreparationOfFinancialStatements" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Basis of Preparation of Financial Statements</link:label>
    <link:label id="lab_gamb_BasisOfPreparationOfFinancialStatements_label_en-US" xlink:label="lab_gamb_BasisOfPreparationOfFinancialStatements" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Basis of Preparation of Financial Statements</link:label>
    <link:label id="lab_gamb_BasisOfPreparationOfFinancialStatements_documentation_en-US" xlink:label="lab_gamb_BasisOfPreparationOfFinancialStatements" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Basis of preparation of financial statements.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BasisOfPreparationOfFinancialStatements" xlink:href="gamb-20260630.xsd#gamb_BasisOfPreparationOfFinancialStatements"/>
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    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions_019e8df6-064b-72e3-a3db-90aa665f1d5f_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise of options</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions_019eefbc-ac3b-7975-aaa6-15c2e26f5cea_verboseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share options exercised (Notes 11, 13, 14)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through exercise of options, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughExerciseOfOptions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughExerciseOfOptions" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingMinimumLeverageRatio_019ecf49-b71c-7648-9cf1-490ceb67b358_terseLabel_en-US" xlink:label="lab_gamb_BorrowingMinimumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowing minimum leverage ratio</link:label>
    <link:label id="lab_gamb_BorrowingMinimumLeverageRatio_label_en-US" xlink:label="lab_gamb_BorrowingMinimumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Minimum Leverage Ratio</link:label>
    <link:label id="lab_gamb_BorrowingMinimumLeverageRatio_documentation_en-US" xlink:label="lab_gamb_BorrowingMinimumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Minimum Leverage Ratio</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingMinimumLeverageRatio" xlink:href="gamb-20260630.xsd#gamb_BorrowingMinimumLeverageRatio"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingMinimumLeverageRatio" xlink:to="lab_gamb_BorrowingMinimumLeverageRatio" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock_019e8df6-055a-7bc4-8246-e586f381f399_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Issued and Fully Paid Ordinary Shares</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Share Capital Lead Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about share capital explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationAboutShareCapitalLeadExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset_019e8df6-055b-7f93-938b-f7cab270d0b7_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Translation differences</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through net exchange differences, deferred tax liability (asset)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesDeferredTaxLiabilityAsset" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate_019e8df6-064b-7faa-986c-7c586f5cf9ce_terseLabel_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Domain names and related websites</link:label>
    <link:label id="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology-based intangible assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TechnologybasedIntangibleAssetsRecognisedAsOfAcquisitionDate"/>
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    <link:label id="lab_gamb_BalanceOutstandingToRelatedParty_019e8df6-064b-7f27-8a25-ebb1a05cfe49_terseLabel_en-US" xlink:label="lab_gamb_BalanceOutstandingToRelatedParty" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Balance outstanding to a related party</link:label>
    <link:label id="lab_gamb_BalanceOutstandingToRelatedParty_label_en-US" xlink:label="lab_gamb_BalanceOutstandingToRelatedParty" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Balance Outstanding To Related Party</link:label>
    <link:label id="lab_gamb_BalanceOutstandingToRelatedParty_documentation_en-US" xlink:label="lab_gamb_BalanceOutstandingToRelatedParty" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Balance outstanding to a related party.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BalanceOutstandingToRelatedParty" xlink:href="gamb-20260630.xsd#gamb_BalanceOutstandingToRelatedParty"/>
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    <link:label id="lab_ifrs-full_ExercisePriceShareOptionsGranted2019_019ecfe7-66ee-747d-98ba-03a312e29e2b_terseLabel_en-US" xlink:label="lab_ifrs-full_ExercisePriceShareOptionsGranted2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise price (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_ExercisePriceShareOptionsGranted2019_label_en-US" xlink:label="lab_ifrs-full_ExercisePriceShareOptionsGranted2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Exercise price, share options granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExercisePriceShareOptionsGranted2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExercisePriceShareOptionsGranted2019"/>
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    <link:label id="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease_019e8df6-055b-7317-8421-3b39d5fea20d_terseLabel_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Annual increase, percentage</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease_label_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Annual Increase</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease_documentation_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAnnualIncrease" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Annual Increase</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareBasedPaymentArrangementAnnualIncrease" xlink:href="gamb-20260630.xsd#gamb_ShareBasedPaymentArrangementAnnualIncrease"/>
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    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage_019fb3bd-93a7-7c1e-bd04-9a2a3d317338_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Early settlement, percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Early Settlement, Percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Early Settlement, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiabilityEarlySettlementPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:to="lab_gamb_DeferredConsiderationLiabilityEarlySettlementPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_UKAndIrelandMember_019e8df6-064b-79f7-b23e-f9a8ce2a9a98_terseLabel_en-US" xlink:label="lab_gamb_UKAndIrelandMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">North America</link:label>
    <link:label id="lab_gamb_UKAndIrelandMember_label_en-US" xlink:label="lab_gamb_UKAndIrelandMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">U K And Ireland [Member]</link:label>
    <link:label id="lab_gamb_UKAndIrelandMember_documentation_en-US" xlink:label="lab_gamb_UKAndIrelandMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">U.K. and Ireland.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_UKAndIrelandMember" xlink:href="gamb-20260630.xsd#gamb_UKAndIrelandMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_UKAndIrelandMember" xlink:to="lab_gamb_UKAndIrelandMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProductsAndServicesAxis_019e8df6-055b-7077-aeff-7388a63f7532_terseLabel_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Products and services [axis]</link:label>
    <link:label id="lab_ifrs-full_ProductsAndServicesAxis_label_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Products and services [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProductsAndServicesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProductsAndServicesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProductsAndServicesAxis" xlink:to="lab_ifrs-full_ProductsAndServicesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialLiabilities_019e8df6-064b-795f-8207-595aa8c42f5a_totalLabel_en-US" xlink:label="lab_ifrs-full_FinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Financial liabilities</link:label>
    <link:label id="lab_ifrs-full_FinancialLiabilities_019e8df6-064b-75dc-9a27-8c4005239a2e_terseLabel_en-US" xlink:label="lab_ifrs-full_FinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financial liabilities</link:label>
    <link:label id="lab_ifrs-full_FinancialLiabilities_label_en-US" xlink:label="lab_ifrs-full_FinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialLiabilities" xlink:to="lab_ifrs-full_FinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_019e8df6-064b-7ff5-bd14-0ea54d90f2bc_negatedLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Income tax charge</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_019e8df6-064b-788a-81e2-ab64c9415171_totalLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Income tax expense (benefit)</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxExpenseContinuingOperations_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax expense (income)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="lab_ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member_019ecf11-9529-7864-bb83-56b31414fa28_terseLabel_en-US" xlink:label="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercised During the year ended December&#160;31, 2024</link:label>
    <link:label id="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member_label_en-US" xlink:label="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Exercised During the year ended December&#160;31, 2024 [Member]</link:label>
    <link:label id="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member_documentation_en-US" xlink:label="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Exercised During the year ended December&#160;31, 2024</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:href="gamb-20260630.xsd#gamb_ExercisedDuringTheYearEndedDecember312024Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:to="lab_gamb_ExercisedDuringTheYearEndedDecember312024Member" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SignificantUnobservableInputLiabilities_019e8df6-064b-70cc-8790-b2379ab07a16_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantUnobservableInputLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assumption used, fair value of contingent consideration</link:label>
    <link:label id="lab_ifrs-full_SignificantUnobservableInputLiabilities_label_en-US" xlink:label="lab_ifrs-full_SignificantUnobservableInputLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Significant unobservable input, liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SignificantUnobservableInputLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SignificantUnobservableInputLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SignificantUnobservableInputLiabilities" xlink:to="lab_ifrs-full_SignificantUnobservableInputLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_019e8df6-064b-7934-856c-11ea64e22175_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">EVENTS AFTER THE REPORTING PERIOD</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of events after reporting period [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfEventsAfterReportingPeriodExplanatory"/>
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    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory_019ecef1-d50e-7db9-8d47-b42b86394361_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Significant Intangible Assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of intangible assets material to entity [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_HybridMember_019e8df6-055b-7290-86e0-c1561f483e79_terseLabel_en-US" xlink:label="lab_gamb_HybridMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hybrid</link:label>
    <link:label id="lab_gamb_HybridMember_label_en-US" xlink:label="lab_gamb_HybridMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hybrid [Member]</link:label>
    <link:label id="lab_gamb_HybridMember_documentation_en-US" xlink:label="lab_gamb_HybridMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Hybrid</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_HybridMember" xlink:href="gamb-20260630.xsd#gamb_HybridMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_HybridMember" xlink:to="lab_gamb_HybridMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherReceivables_019e8df6-064b-7c28-a909-3e124aff420e_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, net</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherReceivables_019e8df6-064b-7ecc-9f9c-aa016a60b5da_totalLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Trade receivables, net</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherReceivables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherReceivables" xlink:to="lab_ifrs-full_TradeAndOtherReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_019e8df6-055a-7304-8179-c169b359af47_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flow from operating activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) operating activities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="lab_ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower_019ecf0f-2b63-73d7-b195-efa87c2fac17_terseLabel_en-US" xlink:label="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum limitation percentage for employees voting power</link:label>
    <link:label id="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower_label_en-US" xlink:label="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum Limitation Percentage For Employees Voting Power</link:label>
    <link:label id="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower_documentation_en-US" xlink:label="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum Limitation Percentage For Employees Voting Power</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:href="gamb-20260630.xsd#gamb_MaximumLimitationPercentageForEmployeesVotingPower"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:to="lab_gamb_MaximumLimitationPercentageForEmployeesVotingPower" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination_019e8df6-064b-7afe-89c7-2468bd649922_terseLabel_en-US" xlink:label="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent consideration</link:label>
    <link:label id="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination_019ff118-5f85-7af6-8067-eb6a99393c7b_periodStartLabel_en-US" xlink:label="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at January 1, 2026</link:label>
    <link:label id="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination_019ff118-5f85-7d52-b521-f7afcf286c06_periodEndLabel_en-US" xlink:label="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at June 30, 2026</link:label>
    <link:label id="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination_label_en-US" xlink:label="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent liabilities recognised in business combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:to="lab_ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentPeriodEndDate_019e8df6-064b-758b-a129-71a37d134b47_terseLabel_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:label id="lab_dei_DocumentPeriodEndDate_label_en-US" xlink:label="lab_dei_DocumentPeriodEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Period End Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentPeriodEndDate" xlink:to="lab_dei_DocumentPeriodEndDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain_019e8df6-064b-7dbf-80c5-45a99e9416dc_terseLabel_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-adjusting events after reporting period [domain]</link:label>
    <link:label id="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain_label_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-adjusting events after reporting period [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NonadjustingEventsAfterReportingPeriodDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain" xlink:to="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems_019e8df6-064b-7170-b211-a66faba44b60_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Classes Of Share Capital [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of classes of share capital [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:to="lab_ifrs-full_DisclosureOfClassesOfShareCapitalLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MaturityAxis_019e8df6-055a-7f24-a199-d7621bcfe305_terseLabel_en-US" xlink:label="lab_ifrs-full_MaturityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maturity [axis]</link:label>
    <link:label id="lab_ifrs-full_MaturityAxis_label_en-US" xlink:label="lab_ifrs-full_MaturityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturity [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MaturityAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MaturityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MaturityAxis" xlink:to="lab_ifrs-full_MaturityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory_019ff115-02c6-76d7-877a-29b8c745b27c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of contingent liabilities in business combination [text block]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of contingent liabilities in business combination [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory" xlink:to="lab_ifrs-full_DisclosureOfContingentLiabilitiesInBusinessCombinationExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_019e8df6-064b-7590-8ee7-6e9ce66d819e_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Related tax</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_019e8df6-064b-71ef-9136-e1da0036220a_negatedLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Charged (credited) to the other comprehensive income (Note 23)</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income tax relating to components of other comprehensive income that will be reclassified to profit or loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:to="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_LegalAndConsultancyFeesMember_019e8df6-064b-70d8-8f05-946a47423bd9_verboseLabel_en-US" xlink:label="lab_gamb_LegalAndConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Legal and consultancy fees</link:label>
    <link:label id="lab_gamb_LegalAndConsultancyFeesMember_019fdd12-c3a2-7bca-b8f5-82a3be8c8cd2_terseLabel_en-US" xlink:label="lab_gamb_LegalAndConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal And Consultancy Fees</link:label>
    <link:label id="lab_gamb_LegalAndConsultancyFeesMember_label_en-US" xlink:label="lab_gamb_LegalAndConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal And Consultancy Fees [Member]</link:label>
    <link:label id="lab_gamb_LegalAndConsultancyFeesMember_documentation_en-US" xlink:label="lab_gamb_LegalAndConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Legal and consultancy fees.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_LegalAndConsultancyFeesMember" xlink:href="gamb-20260630.xsd#gamb_LegalAndConsultancyFeesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_LegalAndConsultancyFeesMember" xlink:to="lab_gamb_LegalAndConsultancyFeesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxLineItems_019e8df6-055a-79e1-a5ad-83a456995a3c_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Line Items]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxLineItems_label_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Line Items]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxLineItems_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxLineItems" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of deferred tax line items.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDeferredTaxLineItems" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDeferredTaxLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDeferredTaxLineItems" xlink:to="lab_gamb_DisclosureOfDeferredTaxLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfFinancialInstrumentsAxis_019e8df6-064b-7895-a9d9-63e9d4b946df_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of financial instruments [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfFinancialInstrumentsAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of financial instruments [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfFinancialInstrumentsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:to="lab_ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PeopleCostMember_019e8df6-064b-74f7-b899-c1305d182496_terseLabel_en-US" xlink:label="lab_gamb_PeopleCostMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">People costs</link:label>
    <link:label id="lab_gamb_PeopleCostMember_label_en-US" xlink:label="lab_gamb_PeopleCostMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">People Cost [Member]</link:label>
    <link:label id="lab_gamb_PeopleCostMember_documentation_en-US" xlink:label="lab_gamb_PeopleCostMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Wages, salaries, benefits and social security costs.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PeopleCostMember" xlink:href="gamb-20260630.xsd#gamb_PeopleCostMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PeopleCostMember" xlink:to="lab_gamb_PeopleCostMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_DocumentType_019e8df6-055b-7f42-9d1e-ca363551018b_terseLabel_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:label id="lab_dei_DocumentType_label_en-US" xlink:label="lab_dei_DocumentType" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Type</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_DocumentType" xlink:to="lab_dei_DocumentType" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ProductOrServiceAxis_019e8df6-064b-7db1-a224-45064c97dea1_terseLabel_en-US" xlink:label="lab_srt_ProductOrServiceAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:label id="lab_srt_ProductOrServiceAxis_label_en-US" xlink:label="lab_srt_ProductOrServiceAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product and Service [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductOrServiceAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductOrServiceAxis" xlink:to="lab_srt_ProductOrServiceAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments_019e8df6-064b-7f78-9863-dea6521de66b_terseLabel_en-US" xlink:label="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net interest income from settlements of derivative financial instruments</link:label>
    <link:label id="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments_label_en-US" xlink:label="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Income From Settlements Of Derivative Financial Instruments</link:label>
    <link:label id="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments_documentation_en-US" xlink:label="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest Income From Settlements Of Derivative Financial Instruments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:href="gamb-20260630.xsd#gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:to="lab_gamb_InterestIncomeFromSettlementsOfDerivativeFinancialInstruments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsAxis_019e8df6-055a-7da6-9e80-dbbf53b20295_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of financial assets [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of financial assets [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfFinancialAssetsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:to="lab_ifrs-full_ClassesOfFinancialAssetsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate_019eca97-3552-79ff-9352-255f61f2f0bf_terseLabel_en-US" xlink:label="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-current asset</link:label>
    <link:label id="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Assets Recognised As Of Acquisition date</link:label>
    <link:label id="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other assets recognised as of acquisition date.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_OtherAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_OtherAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock_019e8df6-064b-71b4-9cf9-daca6828f6bf_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Detailed Information About Currency Risk</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Currency Risk [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Currency Risk</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationAboutCurrencyRiskTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingFacilitiesTerm_019ecf49-0226-7975-8795-abb049ec1717_terseLabel_en-US" xlink:label="lab_gamb_BorrowingFacilitiesTerm" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Term</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesTerm_label_en-US" xlink:label="lab_gamb_BorrowingFacilitiesTerm" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Term</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesTerm_documentation_en-US" xlink:label="lab_gamb_BorrowingFacilitiesTerm" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Term</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingFacilitiesTerm" xlink:href="gamb-20260630.xsd#gamb_BorrowingFacilitiesTerm"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingFacilitiesTerm" xlink:to="lab_gamb_BorrowingFacilitiesTerm" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary_019eca97-3552-704f-9f9d-14f83f375bdd_terseLabel_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase consideration due on second anniversary</link:label>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary_label_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Consideration Due On Second Anniversary</link:label>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary_documentation_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase consideration due on second anniversary.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:href="gamb-20260630.xsd#gamb_PurchaseConsiderationDueOnSecondAnniversary"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:to="lab_gamb_PurchaseConsiderationDueOnSecondAnniversary" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax_019eca4c-2a7f-7353-8bc9-72179733840e_negatedNetLabel_en-US" xlink:label="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:type="resource" xml:lang="en-US">Hedging gains and losses transferred to profit or loss (net of related tax)</link:label>
    <link:label id="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax_019e8df6-064b-7de7-a6d7-229a6ce19dba_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Amount reclassified from hedging reserve to profit or loss (net of related tax)</link:label>
    <link:label id="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax_019e8df6-064b-711c-b482-7d6b1d014f6a_negatedLabel_en-US" xlink:label="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges - reclassified to profit or loss</link:label>
    <link:label id="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax_label_en-US" xlink:label="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification adjustments on cash flow hedges, net of tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:to="lab_ifrs-full_ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_019e8df6-064b-72e3-9b67-8e0eb7e8a9a9_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred income</link:label>
    <link:label id="lab_ifrs-full_CurrentContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current contract liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentContractLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentContractLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentContractLiabilities" xlink:to="lab_ifrs-full_CurrentContractLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfCashFlowHedges_019e8df6-064b-75a1-8107-4eebee13d895_terseLabel_en-US" xlink:label="lab_ifrs-full_ReserveOfCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging reserve</link:label>
    <link:label id="lab_ifrs-full_ReserveOfCashFlowHedges_label_en-US" xlink:label="lab_ifrs-full_ReserveOfCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve of cash flow hedges</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfCashFlowHedges" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReserveOfCashFlowHedges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfCashFlowHedges" xlink:to="lab_ifrs-full_ReserveOfCashFlowHedges" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EarningsPerShareTable_019e8df6-064b-7c8d-94db-5d6c645146c7_terseLabel_en-US" xlink:label="lab_ifrs-full_EarningsPerShareTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings per share [table]</link:label>
    <link:label id="lab_ifrs-full_EarningsPerShareTable_label_en-US" xlink:label="lab_ifrs-full_EarningsPerShareTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings per share [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EarningsPerShareTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EarningsPerShareTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EarningsPerShareTable" xlink:to="lab_ifrs-full_EarningsPerShareTable" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_StockRepurchaseProgramAuthorizedAmount1_019e8df6-055a-7f23-8536-55ae15d306c1_terseLabel_en-US" xlink:label="lab_srt_StockRepurchaseProgramAuthorizedAmount1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share repurchase program, authorized, amount</link:label>
    <link:label id="lab_srt_StockRepurchaseProgramAuthorizedAmount1_label_en-US" xlink:label="lab_srt_StockRepurchaseProgramAuthorizedAmount1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Repurchase Program, Authorized, Amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StockRepurchaseProgramAuthorizedAmount1" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StockRepurchaseProgramAuthorizedAmount1" xlink:to="lab_srt_StockRepurchaseProgramAuthorizedAmount1" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesToTradeSuppliers_019e8df6-064b-7bfa-b10e-67f0c220fd4c_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesToTradeSuppliers_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherPayablesToTradeSuppliers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:to="lab_ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain_019e8df6-064b-766f-9240-13f6e76ff1ce_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of share-based payment arrangements [domain]</link:label>
    <link:label id="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain_label_en-US" xlink:label="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of share-based payment arrangements [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfSharebasedPaymentArrangementsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain" xlink:to="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RestOfWorldMember_019e8df6-064b-7203-976b-6e7199af0c69_terseLabel_en-US" xlink:label="lab_gamb_RestOfWorldMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Rest of the world</link:label>
    <link:label id="lab_gamb_RestOfWorldMember_label_en-US" xlink:label="lab_gamb_RestOfWorldMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Rest Of World [Member]</link:label>
    <link:label id="lab_gamb_RestOfWorldMember_documentation_en-US" xlink:label="lab_gamb_RestOfWorldMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Rest of the world.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RestOfWorldMember" xlink:href="gamb-20260630.xsd#gamb_RestOfWorldMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RestOfWorldMember" xlink:to="lab_gamb_RestOfWorldMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SportsMember_019e8df6-055b-7b5c-b471-f34938cecbbc_terseLabel_en-US" xlink:label="lab_gamb_SportsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sports</link:label>
    <link:label id="lab_gamb_SportsMember_label_en-US" xlink:label="lab_gamb_SportsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sports [Member]</link:label>
    <link:label id="lab_gamb_SportsMember_documentation_en-US" xlink:label="lab_gamb_SportsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sports.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SportsMember" xlink:href="gamb-20260630.xsd#gamb_SportsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SportsMember" xlink:to="lab_gamb_SportsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EarningsPerShareAbstract_019e8df6-064b-7153-ab91-57212848704e_terseLabel_en-US" xlink:label="lab_ifrs-full_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings per share [abstract]</link:label>
    <link:label id="lab_ifrs-full_EarningsPerShareAbstract_label_en-US" xlink:label="lab_ifrs-full_EarningsPerShareAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings per share [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EarningsPerShareAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EarningsPerShareAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EarningsPerShareAbstract" xlink:to="lab_ifrs-full_EarningsPerShareAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RangeAxis_019e8df6-055b-772f-82d8-b0820a8ea9bf_terseLabel_en-US" xlink:label="lab_ifrs-full_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [axis]</link:label>
    <link:label id="lab_ifrs-full_RangeAxis_label_en-US" xlink:label="lab_ifrs-full_RangeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RangeAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RangeAxis" xlink:to="lab_ifrs-full_RangeAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TechnologyExpensesMember_019e8df6-055a-7b58-bf1e-b02b9162c5ce_terseLabel_en-US" xlink:label="lab_gamb_TechnologyExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Technology expenses</link:label>
    <link:label id="lab_gamb_TechnologyExpensesMember_label_en-US" xlink:label="lab_gamb_TechnologyExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology Expenses [Member]</link:label>
    <link:label id="lab_gamb_TechnologyExpensesMember_documentation_en-US" xlink:label="lab_gamb_TechnologyExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Technology expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TechnologyExpensesMember" xlink:href="gamb-20260630.xsd#gamb_TechnologyExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TechnologyExpensesMember" xlink:to="lab_gamb_TechnologyExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComponentsOfEquityAxis_019e8df6-064b-73a4-a050-cdcb185d25cb_terseLabel_en-US" xlink:label="lab_ifrs-full_ComponentsOfEquityAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of equity [axis]</link:label>
    <link:label id="lab_ifrs-full_ComponentsOfEquityAxis_label_en-US" xlink:label="lab_ifrs-full_ComponentsOfEquityAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of equity [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComponentsOfEquityAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComponentsOfEquityAxis" xlink:to="lab_ifrs-full_ComponentsOfEquityAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_HoldingPeriodShareBasedPaymentArrangement_019ecfe7-66ee-73e7-959d-f862173005c9_terseLabel_en-US" xlink:label="lab_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award holding period</link:label>
    <link:label id="lab_gamb_HoldingPeriodShareBasedPaymentArrangement_label_en-US" xlink:label="lab_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Holding Period, Share-Based Payment Arrangement</link:label>
    <link:label id="lab_gamb_HoldingPeriodShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Holding Period, Share-Based Payment Arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:href="gamb-20260630.xsd#gamb_HoldingPeriodShareBasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:to="lab_gamb_HoldingPeriodShareBasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RestrictedShareUnitsMember_019e8df6-064b-7e4c-bce9-5620ddeae8a4_terseLabel_en-US" xlink:label="lab_ifrs-full_RestrictedShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RSUs</link:label>
    <link:label id="lab_ifrs-full_RestrictedShareUnitsMember_label_en-US" xlink:label="lab_ifrs-full_RestrictedShareUnitsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted share units [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RestrictedShareUnitsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RestrictedShareUnitsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RestrictedShareUnitsMember" xlink:to="lab_ifrs-full_RestrictedShareUnitsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossBeforeTax_019e8df6-055b-7cb1-b24c-3de8844e634c_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Loss before tax</link:label>
    <link:label id="lab_ifrs-full_ProfitLossBeforeTax_019e8df6-055b-7e9a-8c3c-e7d0f64baba0_verboseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Loss before tax</link:label>
    <link:label id="lab_ifrs-full_ProfitLossBeforeTax_label_en-US" xlink:label="lab_ifrs-full_ProfitLossBeforeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Profit (loss) before tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossBeforeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossBeforeTax" xlink:to="lab_ifrs-full_ProfitLossBeforeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember_019e8df6-055a-78b1-8d26-502eec237bb4_terseLabel_en-US" xlink:label="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued Media Partnership Costs and Other Unbilled Operational Expenses</link:label>
    <link:label id="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember_label_en-US" xlink:label="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Media Partnership Costs and Other Unbilled Operational Expenses [Member]</link:label>
    <link:label id="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember_documentation_en-US" xlink:label="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrued Media Partnership Costs and Other Unbilled Operational Expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:href="gamb-20260630.xsd#gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:to="lab_gamb_AccruedMediaPartnershipCostsAndOtherUnbilledOperationalExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CapitalReserve_019e8df6-055b-76bb-b4fc-0980cba167fd_terseLabel_en-US" xlink:label="lab_ifrs-full_CapitalReserve" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capital reserve</link:label>
    <link:label id="lab_ifrs-full_CapitalReserve_label_en-US" xlink:label="lab_ifrs-full_CapitalReserve" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capital reserve</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CapitalReserve" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CapitalReserve"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CapitalReserve" xlink:to="lab_ifrs-full_CapitalReserve" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SellingExpense_019e8df6-064b-7371-ba34-de9fdc5c8bbb_negatedLabel_en-US" xlink:label="lab_ifrs-full_SellingExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Sales and marketing expenses</link:label>
    <link:label id="lab_ifrs-full_SellingExpense_label_en-US" xlink:label="lab_ifrs-full_SellingExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Selling expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SellingExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SellingExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SellingExpense" xlink:to="lab_ifrs-full_SellingExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory_019e8df6-064b-7ac0-9d4c-cd99cfe3757c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">CAPITAL RESERVE</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of share capital, reserves and other equity interest [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory" xlink:to="lab_ifrs-full_DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CategoriesOfRelatedPartiesDomain_019e8df6-055b-7598-8f82-8711f78cfa8e_terseLabel_en-US" xlink:label="lab_ifrs-full_CategoriesOfRelatedPartiesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Categories of related parties [domain]</link:label>
    <link:label id="lab_ifrs-full_CategoriesOfRelatedPartiesDomain_label_en-US" xlink:label="lab_ifrs-full_CategoriesOfRelatedPartiesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Categories of related parties [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CategoriesOfRelatedPartiesDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CategoriesOfRelatedPartiesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CategoriesOfRelatedPartiesDomain" xlink:to="lab_ifrs-full_CategoriesOfRelatedPartiesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember_019e8df6-055a-7f94-b656-3c7af2fd0a4a_terseLabel_en-US" xlink:label="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of development costs</link:label>
    <link:label id="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember_label_en-US" xlink:label="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization Of Internally Developed Intangible Assets [Member]</link:label>
    <link:label id="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember_documentation_en-US" xlink:label="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amortization Of Internally Developed Intangible Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:href="gamb-20260630.xsd#gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:to="lab_gamb_AmortizationOfInternallyDevelopedIntangibleAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfFinancialInstrumentsDomain_019e8df6-055b-7fea-964e-33b89b1d9efb_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of financial instruments [domain]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfFinancialInstrumentsDomain_label_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of financial instruments [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfFinancialInstrumentsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfFinancialInstrumentsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfFinancialInstrumentsDomain" xlink:to="lab_ifrs-full_ClassesOfFinancialInstrumentsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RotoWireSportsIncMember_019e8df6-055b-7823-b4fe-ac56dd5dfebf_terseLabel_en-US" xlink:label="lab_gamb_RotoWireSportsIncMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RotoWire Sports Inc.</link:label>
    <link:label id="lab_gamb_RotoWireSportsIncMember_label_en-US" xlink:label="lab_gamb_RotoWireSportsIncMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">RotoWire Sports Inc. [Member]</link:label>
    <link:label id="lab_gamb_RotoWireSportsIncMember_documentation_en-US" xlink:label="lab_gamb_RotoWireSportsIncMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">RotoWire Sports Inc.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RotoWireSportsIncMember" xlink:href="gamb-20260630.xsd#gamb_RotoWireSportsIncMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RotoWireSportsIncMember" xlink:to="lab_gamb_RotoWireSportsIncMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RotoSportsMember_019e8df6-064b-7617-9ec7-33e5f8d1b150_terseLabel_en-US" xlink:label="lab_gamb_RotoSportsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Roto Sports, Inc.</link:label>
    <link:label id="lab_gamb_RotoSportsMember_label_en-US" xlink:label="lab_gamb_RotoSportsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Roto Sports [Member]</link:label>
    <link:label id="lab_gamb_RotoSportsMember_documentation_en-US" xlink:label="lab_gamb_RotoSportsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">RotoSports, Inc.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RotoSportsMember" xlink:href="gamb-20260630.xsd#gamb_RotoSportsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RotoSportsMember" xlink:to="lab_gamb_RotoSportsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsTable_019e8df6-064b-7d93-8e88-bfefb9da97a6_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about business combination [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBusinessCombinationsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:to="lab_ifrs-full_DisclosureOfBusinessCombinationsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CostPerAcquisitionMember_019e8df6-064b-7f1a-9484-df508578222d_terseLabel_en-US" xlink:label="lab_gamb_CostPerAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost Per Acquisition</link:label>
    <link:label id="lab_gamb_CostPerAcquisitionMember_label_en-US" xlink:label="lab_gamb_CostPerAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost Per Acquisition [Member]</link:label>
    <link:label id="lab_gamb_CostPerAcquisitionMember_documentation_en-US" xlink:label="lab_gamb_CostPerAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cost Per Acquisition</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CostPerAcquisitionMember" xlink:href="gamb-20260630.xsd#gamb_CostPerAcquisitionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CostPerAcquisitionMember" xlink:to="lab_gamb_CostPerAcquisitionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset_019e8df6-064b-7bed-84d2-e1a04449bcf2_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Net deferred tax liability</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through business combinations, deferred tax liability (asset)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PerformanceMarketingMember_019e8df6-064b-7016-8890-f406895be7b0_terseLabel_en-US" xlink:label="lab_gamb_PerformanceMarketingMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Performance marketing</link:label>
    <link:label id="lab_gamb_PerformanceMarketingMember_label_en-US" xlink:label="lab_gamb_PerformanceMarketingMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Performance Marketing [Member]</link:label>
    <link:label id="lab_gamb_PerformanceMarketingMember_documentation_en-US" xlink:label="lab_gamb_PerformanceMarketingMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Performance marketing.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PerformanceMarketingMember" xlink:href="gamb-20260630.xsd#gamb_PerformanceMarketingMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PerformanceMarketingMember" xlink:to="lab_gamb_PerformanceMarketingMember" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems_019fb3f8-ca27-7d61-83ee-11f307850628_terseLabel_en-US" xlink:label="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, before Allowance for Credit Loss, Maturity [Line Items]</link:label>
    <link:label id="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems_label_en-US" xlink:label="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, before Allowance for Credit Loss, Maturity [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems" xlink:to="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RightOfUseAssetsAdditionsAndAcquired_019e8df6-064b-7428-86cb-39f13313c66e_terseLabel_en-US" xlink:label="lab_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Right-of-use assets</link:label>
    <link:label id="lab_gamb_RightOfUseAssetsAdditionsAndAcquired_label_en-US" xlink:label="lab_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Right-Of-Use Assets, Additions And Acquired</link:label>
    <link:label id="lab_gamb_RightOfUseAssetsAdditionsAndAcquired_documentation_en-US" xlink:label="lab_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Right-Of-Use Assets, Additions And Acquired</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:href="gamb-20260630.xsd#gamb_RightOfUseAssetsAdditionsAndAcquired"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:to="lab_gamb_RightOfUseAssetsAdditionsAndAcquired" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProductsAndServicesDomain_019e8df6-055a-7a97-b0b4-ccc418e6131d_terseLabel_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Products and services [domain]</link:label>
    <link:label id="lab_ifrs-full_ProductsAndServicesDomain_label_en-US" xlink:label="lab_ifrs-full_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Products and services [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProductsAndServicesDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProductsAndServicesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProductsAndServicesDomain" xlink:to="lab_ifrs-full_ProductsAndServicesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageShares_019e8df6-055b-70e7-a9f8-969b0cf1b924_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average number of ordinary shares, basic (in shares)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageShares_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average number of ordinary shares used in calculating basic earnings per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageShares"/>
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    <link:label id="lab_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019_019ecef7-1cb7-72cb-8031-01820149cc97_terseLabel_en-US" xlink:label="lab_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remaining useful life (in years)</link:label>
    <link:label id="lab_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019_label_en-US" xlink:label="lab_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Remaining amortisation period of intangible assets material to entity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019" xlink:to="lab_ifrs-full_RemainingAmortisationPeriodOfIntangibleAssetsMaterialToEntity2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory_019e8df6-055b-7eac-aaca-18b031837b32_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Deferred Taxes</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory"/>
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    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsTable_019e8df6-055a-7a05-80cd-5308f97cd50c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsTable"/>
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    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_019e8df6-055a-716f-a2b3-a94e22c5c057_terseLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based payments</link:label>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_label_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Key management personnel compensation, share-based payment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:to="lab_ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OptionsAndWarrantsMember_019e8df6-055b-74e3-804e-80165796a30a_terseLabel_en-US" xlink:label="lab_gamb_OptionsAndWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Options and Warrants</link:label>
    <link:label id="lab_gamb_OptionsAndWarrantsMember_label_en-US" xlink:label="lab_gamb_OptionsAndWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Options And Warrants [Member]</link:label>
    <link:label id="lab_gamb_OptionsAndWarrantsMember_documentation_en-US" xlink:label="lab_gamb_OptionsAndWarrantsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Options And Warrants</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OptionsAndWarrantsMember" xlink:href="gamb-20260630.xsd#gamb_OptionsAndWarrantsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OptionsAndWarrantsMember" xlink:to="lab_gamb_OptionsAndWarrantsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Borrowings_019e8df6-064b-7126-b58b-5c805e42bb0b_terseLabel_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings and interest</link:label>
    <link:label id="lab_ifrs-full_Borrowings_019e8df6-064b-77c4-91bb-18b7a3620181_periodStartLabel_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">As at January 1</link:label>
    <link:label id="lab_ifrs-full_Borrowings_019e8df6-064b-7a0f-9240-6061f2113370_periodEndLabel_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">As at June 30</link:label>
    <link:label id="lab_ifrs-full_Borrowings_label_en-US" xlink:label="lab_ifrs-full_Borrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Borrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Borrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Borrowings" xlink:to="lab_ifrs-full_Borrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock_019e8df6-064b-7af7-b5fb-c6dea0ca7048_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Carrying Amount of the Group's Term Loan and Movements</link:label>
    <link:label id="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Non Current And Current Borrowings Movement [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure Of Non Current And Current Borrowings Movement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:to="lab_gamb_DisclosureOfNonCurrentAndCurrentBorrowingsMovementTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareBasedPaymentsMember_019e8df6-055a-7722-9bb5-e6d3dbaf73b5_verboseLabel_en-US" xlink:label="lab_gamb_ShareBasedPaymentsMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share-based payment expense</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentsMember_label_en-US" xlink:label="lab_gamb_ShareBasedPaymentsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Payments [Member]</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentsMember_documentation_en-US" xlink:label="lab_gamb_ShareBasedPaymentsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-based payments.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareBasedPaymentsMember" xlink:href="gamb-20260630.xsd#gamb_ShareBasedPaymentsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareBasedPaymentsMember" xlink:to="lab_gamb_ShareBasedPaymentsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear_019e8df6-064b-7a34-821c-0f93175681b6_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional payment based on growth in contribution, current fiscal year</link:label>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear_label_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Maximum, Growth In Contribution, Current Fiscal Year</link:label>
    <link:label id="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Maximum, Growth In Contribution, Current Fiscal Year</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:to="lab_gamb_ContingentConsiderationMaximumGrowthInContributionCurrentFiscalYear" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TaxEffectOfDisallowedExpensesCredits_019e8df6-064b-7bdf-a5b4-50ada35361d9_terseLabel_en-US" xlink:label="lab_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disallowed expenses</link:label>
    <link:label id="lab_gamb_TaxEffectOfDisallowedExpensesCredits_label_en-US" xlink:label="lab_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Effect Of Disallowed Expenses Credits</link:label>
    <link:label id="lab_gamb_TaxEffectOfDisallowedExpensesCredits_documentation_en-US" xlink:label="lab_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax effect of disallowed expenses (credits).</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:href="gamb-20260630.xsd#gamb_TaxEffectOfDisallowedExpensesCredits"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:to="lab_gamb_TaxEffectOfDisallowedExpensesCredits" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement_019e8df6-055a-7da8-a91b-e631ece1d6f4_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options exercisable in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination_019eca97-3552-7533-a9fa-605b9db599f8_terseLabel_en-US" xlink:label="lab_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition-related costs</link:label>
    <link:label id="lab_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination_label_en-US" xlink:label="lab_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquisition-related costs recognised as expense for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:to="lab_ifrs-full_AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TwoThousandTwentyStockIncentivePlanMember_019e8df6-064b-7ea1-9ca9-ae083a714039_terseLabel_en-US" xlink:label="lab_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020 Stock Incentive Plan</link:label>
    <link:label id="lab_gamb_TwoThousandTwentyStockIncentivePlanMember_label_en-US" xlink:label="lab_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Two Thousand Twenty Stock Incentive Plan [Member]</link:label>
    <link:label id="lab_gamb_TwoThousandTwentyStockIncentivePlanMember_documentation_en-US" xlink:label="lab_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">2020 Stock Incentive Plan.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:href="gamb-20260630.xsd#gamb_TwoThousandTwentyStockIncentivePlanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:to="lab_gamb_TwoThousandTwentyStockIncentivePlanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019_019e8df6-055b-75fc-841f-c922d2f91473_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vested (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of other equity instruments exercised or vested in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_019e8df6-055a-7e4d-8a87-910c076833f4_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flows (used in) generated from financing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_019e8df6-055a-7ba8-8073-251884ad7ca0_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows (used in) generated from financing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_019fec02-c667-7baf-9efa-401b42c17a44_verboseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash flows used in financing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExercisePriceMember_019e8df6-055b-730c-a579-6a8d85c7db03_terseLabel_en-US" xlink:label="lab_gamb_ExercisePriceMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise price, USD</link:label>
    <link:label id="lab_gamb_ExercisePriceMember_label_en-US" xlink:label="lab_gamb_ExercisePriceMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Exercise Price [Member]</link:label>
    <link:label id="lab_gamb_ExercisePriceMember_documentation_en-US" xlink:label="lab_gamb_ExercisePriceMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Exercise price member.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExercisePriceMember" xlink:href="gamb-20260630.xsd#gamb_ExercisePriceMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExercisePriceMember" xlink:to="lab_gamb_ExercisePriceMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_VestingPercentageShareBasedPaymentArrangement_019ecfe7-ae8c-72c1-96aa-98bd8989d3f4_terseLabel_en-US" xlink:label="lab_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vesting percentage, share-based payments</link:label>
    <link:label id="lab_gamb_VestingPercentageShareBasedPaymentArrangement_label_en-US" xlink:label="lab_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Vesting Percentage, Share-Based Payment Arrangement</link:label>
    <link:label id="lab_gamb_VestingPercentageShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Vesting Percentage, Share-Based Payment Arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:href="gamb-20260630.xsd#gamb_VestingPercentageShareBasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:to="lab_gamb_VestingPercentageShareBasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TreasuryShares_019e8df6-064b-7f7f-9c63-2b2846c87757_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_TreasuryShares" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Treasury shares</link:label>
    <link:label id="lab_ifrs-full_TreasuryShares_label_en-US" xlink:label="lab_ifrs-full_TreasuryShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TreasuryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TreasuryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TreasuryShares" xlink:to="lab_ifrs-full_TreasuryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDeferredTaxesExplanatory_019e8df6-064b-74e1-af5d-2e73fc3e5436_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDeferredTaxesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">DEFERRED TAX</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDeferredTaxesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDeferredTaxesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of deferred taxes [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDeferredTaxesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDeferredTaxesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDeferredTaxesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDeferredTaxesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityTable_019e8df6-064b-73f9-92b8-ff888e7edacc_terseLabel_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Statement Of Changes In Equity [Table]</link:label>
    <link:label id="lab_ifrs-full_StatementOfChangesInEquityTable_label_en-US" xlink:label="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statement of changes in equity [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_StatementOfChangesInEquityTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfChangesInEquityTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_StatementOfChangesInEquityTable" xlink:to="lab_ifrs-full_StatementOfChangesInEquityTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract_019e8df6-064b-7fc6-8a5c-74daef0f53f4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of classes of share capital [abstract]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of classes of share capital [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:to="lab_ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CostOfSales_019e8df6-064b-7cfa-8607-c5eb228070af_negatedLabel_en-US" xlink:label="lab_ifrs-full_CostOfSales" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Cost of sales</link:label>
    <link:label id="lab_ifrs-full_CostOfSales_label_en-US" xlink:label="lab_ifrs-full_CostOfSales" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cost of sales</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CostOfSales" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CostOfSales"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CostOfSales" xlink:to="lab_ifrs-full_CostOfSales" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationRangeOfOutcomes_019e8df6-064b-7cfe-a558-20193214b383_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationRangeOfOutcomes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additional payments, range of outcomes</link:label>
    <link:label id="lab_gamb_ContingentConsiderationRangeOfOutcomes_label_en-US" xlink:label="lab_gamb_ContingentConsiderationRangeOfOutcomes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Range Of Outcomes</link:label>
    <link:label id="lab_gamb_ContingentConsiderationRangeOfOutcomes_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationRangeOfOutcomes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration, Range Of Outcomes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationRangeOfOutcomes" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationRangeOfOutcomes"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationRangeOfOutcomes" xlink:to="lab_gamb_ContingentConsiderationRangeOfOutcomes" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_019e8df6-055a-78f6-8cf0-09a39b465477_terseLabel_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:label id="lab_dei_CurrentFiscalYearEndDate_label_en-US" xlink:label="lab_dei_CurrentFiscalYearEndDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current Fiscal Year End Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_CurrentFiscalYearEndDate" xlink:to="lab_dei_CurrentFiscalYearEndDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsForfeited_019fadc4-18e2-7cff-bf99-95b201f3efb4_negatedTerseLabel_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsForfeited" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share options forfeited</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsForfeited_label_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsForfeited" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Forfeited</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsForfeited_documentation_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsForfeited" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Forfeited</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsAndWarrantsForfeited" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsAndWarrantsForfeited"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsAndWarrantsForfeited" xlink:to="lab_gamb_ShareOptionsAndWarrantsForfeited" xlink:type="arc" order="1"/>
    <link:label id="lab_country_IE_019e8df6-064b-7067-91d0-57672773e9ef_terseLabel_en-US" xlink:label="lab_country_IE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Ireland</link:label>
    <link:label id="lab_country_IE_label_en-US" xlink:label="lab_country_IE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">IRELAND</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_IE" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_IE"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_IE" xlink:to="lab_country_IE" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SalesAndMarketingExpensesMember_019fd9f8-a97c-72ab-9a29-95b9e120e767_terseLabel_en-US" xlink:label="lab_gamb_SalesAndMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Sales and marketing expenses</link:label>
    <link:label id="lab_gamb_SalesAndMarketingExpensesMember_label_en-US" xlink:label="lab_gamb_SalesAndMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sales And Marketing Expenses [Member]</link:label>
    <link:label id="lab_gamb_SalesAndMarketingExpensesMember_documentation_en-US" xlink:label="lab_gamb_SalesAndMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sales And Marketing Expenses</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SalesAndMarketingExpensesMember" xlink:href="gamb-20260630.xsd#gamb_SalesAndMarketingExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SalesAndMarketingExpensesMember" xlink:to="lab_gamb_SalesAndMarketingExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfHedgesDomain_019e8df6-055b-76a1-8873-0b04437d6ae6_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfHedgesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of hedges [domain]</link:label>
    <link:label id="lab_ifrs-full_TypesOfHedgesDomain_label_en-US" xlink:label="lab_ifrs-full_TypesOfHedgesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of hedges [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfHedgesDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfHedgesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfHedgesDomain" xlink:to="lab_ifrs-full_TypesOfHedgesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate_019eca97-3552-7f03-ac4a-167239ea5bf9_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Borrowings</link:label>
    <link:label id="lab_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_BorrowingsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock_019e8df6-055b-7070-ac4b-b5b62f010004_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Operating Expenses</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Operating Expense Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about operating expense explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationAboutOperatingExpenseExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember_019e8df6-055b-76c6-bb07-bb12aa8654a0_terseLabel_en-US" xlink:label="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Probability of obtaining the financial conditions</link:label>
    <link:label id="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember_label_en-US" xlink:label="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Probability Of Obtaining Financial Conditions, Measurement Input [Member]</link:label>
    <link:label id="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember_documentation_en-US" xlink:label="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Probability Of Obtaining Financial Conditions, Measurement Input</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:href="gamb-20260630.xsd#gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:to="lab_gamb_ProbabilityOfObtainingFinancialConditionsMeasurementInputMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BottomOfRangeMember_019e8df6-055a-791b-bca2-7851e49ee6ff_terseLabel_en-US" xlink:label="lab_ifrs-full_BottomOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum</link:label>
    <link:label id="lab_ifrs-full_BottomOfRangeMember_label_en-US" xlink:label="lab_ifrs-full_BottomOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bottom of range [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BottomOfRangeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BottomOfRangeMember" xlink:to="lab_ifrs-full_BottomOfRangeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Accruals_019e8df6-055a-7e51-a679-d47f1354ebe3_terseLabel_en-US" xlink:label="lab_ifrs-full_Accruals" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accruals</link:label>
    <link:label id="lab_ifrs-full_Accruals_label_en-US" xlink:label="lab_ifrs-full_Accruals" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accruals</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Accruals" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Accruals"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Accruals" xlink:to="lab_ifrs-full_Accruals" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CategoriesOfRelatedPartiesAxis_019e8df6-055b-7c3e-8e0a-16f32b9476ac_terseLabel_en-US" xlink:label="lab_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Categories of related parties [axis]</link:label>
    <link:label id="lab_ifrs-full_CategoriesOfRelatedPartiesAxis_label_en-US" xlink:label="lab_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Categories of related parties [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="lab_ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems_019e8df6-055b-7545-a652-6ede487acbf4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Borrowings [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about borrowings [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:to="lab_ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate_019eca97-3552-72a9-88c1-96b50c0afa7f_terseLabel_en-US" xlink:label="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquired technology and Software</link:label>
    <link:label id="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Content Asset Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Content Asset Recognised As Of Acquisition Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_ContentAssetRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_ContentAssetRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLoss_019e8df6-064b-7d52-848b-3b6acbcac26c_totalLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net loss for the period attributable to shareholders</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_019e8df6-064b-7f95-a116-03a1b91d7382_terseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net income (loss)</link:label>
    <link:label id="lab_ifrs-full_ProfitLoss_label_en-US" xlink:label="lab_ifrs-full_ProfitLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Profit (loss)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLoss" xlink:to="lab_ifrs-full_ProfitLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember_019ecf9b-8576-7823-9e93-42e0e8776af9_terseLabel_en-US" xlink:label="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payable Media Partnership Costs and Other Unbilled Operational</link:label>
    <link:label id="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember_label_en-US" xlink:label="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payable Media Partnership Costs and Other Unbilled Operational [Member]</link:label>
    <link:label id="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember_documentation_en-US" xlink:label="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Payable Media Partnership Costs and Other Unbilled Operational</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:href="gamb-20260630.xsd#gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:to="lab_gamb_PayableMediaPartnershipCostsAndOtherUnbilledOperationalMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges_019e8df6-064b-7a07-91a4-efefd7cc3cd4_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges, net of tax</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other comprehensive income, net of tax, cash flow hedges</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:to="lab_ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialAssets_019e8df6-064b-7611-8619-1644516ee21b_negatedPeriodStartLabel_en-US" xlink:label="lab_ifrs-full_FinancialAssets" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="resource" xml:lang="en-US">Balance at the beginning of the period</link:label>
    <link:label id="lab_ifrs-full_FinancialAssets_019e8df6-064b-77d3-a51d-93da8423c38c_negatedPeriodEndLabel_en-US" xlink:label="lab_ifrs-full_FinancialAssets" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="resource" xml:lang="en-US">Balance at the end of the period</link:label>
    <link:label id="lab_ifrs-full_FinancialAssets_label_en-US" xlink:label="lab_ifrs-full_FinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialAssets" xlink:to="lab_ifrs-full_FinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019_019e8df6-0456-78a8-a816-97c00a2020f9_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Granted (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options granted in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019"/>
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    <link:label id="lab_ifrs-full_NoncurrentLiabilities_019e8df6-055b-735a-91b8-55674883701a_totalLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total non-current liabilities</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLiabilities_label_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentLiabilities" xlink:to="lab_ifrs-full_NoncurrentLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate_019ecfff-c618-70aa-8583-7a99ec268114_terseLabel_en-US" xlink:label="lab_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accounts payable and accrued expenses</link:label>
    <link:label id="lab_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial liabilities recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_FinancialLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan_019ecf0f-2b63-79c3-9ce5-e5e956e8abbe_terseLabel_en-US" xlink:label="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discount for purchase of ordinary shares under employee share purchase plan</link:label>
    <link:label id="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan_label_en-US" xlink:label="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Discount For Purchase Of Ordinary Shares Under Employee Share Purchase Plan</link:label>
    <link:label id="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan_documentation_en-US" xlink:label="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Discount for Purchase of Ordinary Shares Under Employee Share Purchase Plan</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:href="gamb-20260630.xsd#gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:to="lab_gamb_DiscountForPurchaseOfOrdinarySharesUnderEmployeeSharePurchasePlan" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfSharesIssued_019e8df6-064b-7108-898d-75836066fd73_periodStartLabel_en-US" xlink:label="lab_ifrs-full_NumberOfSharesIssued" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfSharesIssued_019e8df6-064b-7cf1-932f-9e13b7ab6a35_periodEndLabel_en-US" xlink:label="lab_ifrs-full_NumberOfSharesIssued" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfSharesIssued_label_en-US" xlink:label="lab_ifrs-full_NumberOfSharesIssued" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of shares issued</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfSharesIssued" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfSharesIssued"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfSharesIssued" xlink:to="lab_ifrs-full_NumberOfSharesIssued" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DirectorsRemunerationExpense_019e8df6-064b-7827-b445-f447cbf10872_terseLabel_en-US" xlink:label="lab_ifrs-full_DirectorsRemunerationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Directors' remuneration expense</link:label>
    <link:label id="lab_ifrs-full_DirectorsRemunerationExpense_label_en-US" xlink:label="lab_ifrs-full_DirectorsRemunerationExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Directors' remuneration expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DirectorsRemunerationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DirectorsRemunerationExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DirectorsRemunerationExpense" xlink:to="lab_ifrs-full_DirectorsRemunerationExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CasinoRevenueMember_019e8df6-064b-7b10-9f00-99115ce42fe0_terseLabel_en-US" xlink:label="lab_gamb_CasinoRevenueMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Casino</link:label>
    <link:label id="lab_gamb_CasinoRevenueMember_label_en-US" xlink:label="lab_gamb_CasinoRevenueMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Casino Revenue [Member]</link:label>
    <link:label id="lab_gamb_CasinoRevenueMember_documentation_en-US" xlink:label="lab_gamb_CasinoRevenueMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Casino revenue.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CasinoRevenueMember" xlink:href="gamb-20260630.xsd#gamb_CasinoRevenueMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CasinoRevenueMember" xlink:to="lab_gamb_CasinoRevenueMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain_019e8df6-055b-78de-a549-9d1b54d4bf4d_terseLabel_en-US" xlink:label="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Temporary difference, unused tax losses and unused tax credits [domain]</link:label>
    <link:label id="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain_label_en-US" xlink:label="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Temporary difference, unused tax losses and unused tax credits [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain" xlink:to="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayablesAbstract_019e8df6-055a-7964-938e-d063ab6f1a35_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayablesAbstract_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other current payables [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayablesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayablesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentPayablesAbstract" xlink:to="lab_ifrs-full_TradeAndOtherCurrentPayablesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember_019e8df6-055a-738b-a172-6043dcbf96ba_terseLabel_en-US" xlink:label="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accumulated depreciation</link:label>
    <link:label id="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember_019e8df6-055a-7ee6-b66e-2e9d8c790c92_verboseLabel_en-US" xlink:label="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Accumulated amortization</link:label>
    <link:label id="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember_label_en-US" xlink:label="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated depreciation and amortisation [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AccumulatedDepreciationAndAmortisationMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:to="lab_ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RetainedEarningsMember_019e8df6-064b-7208-86e6-0b3573a39818_terseLabel_en-US" xlink:label="lab_ifrs-full_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Retained Earnings</link:label>
    <link:label id="lab_ifrs-full_RetainedEarningsMember_label_en-US" xlink:label="lab_ifrs-full_RetainedEarningsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Retained earnings [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RetainedEarningsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RetainedEarningsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RetainedEarningsMember" xlink:to="lab_ifrs-full_RetainedEarningsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_019e8df6-055b-74af-b4fd-05ad30dbe995_verboseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">FINANCE INCOME AND FINANCE EXPENSES</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of finance income (cost) [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfFinanceIncomeExpenseExplanatory"/>
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    <link:label id="lab_ifrs-full_BorrowingsAbstract_019e8df6-055a-756a-aba4-84b133eb4d67_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings [abstract]</link:label>
    <link:label id="lab_ifrs-full_BorrowingsAbstract_label_en-US" xlink:label="lab_ifrs-full_BorrowingsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingsAbstract" xlink:to="lab_ifrs-full_BorrowingsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember_019e8df6-064b-77a9-ada5-2c944f3e2955_terseLabel_en-US" xlink:label="lab_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Between 1 and 2 years</link:label>
    <link:label id="lab_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember_label_en-US" xlink:label="lab_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Later than one year and not later than two years [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember" xlink:to="lab_ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PaymentForCorporateTaxes_019eca97-3552-7108-8cca-6099c52883fb_terseLabel_en-US" xlink:label="lab_gamb_PaymentForCorporateTaxes" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payment for corporate taxes</link:label>
    <link:label id="lab_gamb_PaymentForCorporateTaxes_label_en-US" xlink:label="lab_gamb_PaymentForCorporateTaxes" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payment For Corporate Taxes</link:label>
    <link:label id="lab_gamb_PaymentForCorporateTaxes_documentation_en-US" xlink:label="lab_gamb_PaymentForCorporateTaxes" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Payment For Corporate Taxes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PaymentForCorporateTaxes" xlink:href="gamb-20260630.xsd#gamb_PaymentForCorporateTaxes"/>
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    <link:label id="lab_currency_GBP_019e8df6-055b-7ea7-883f-74d497df2abf_terseLabel_en-US" xlink:label="lab_currency_GBP" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">British Pound Sterling</link:label>
    <link:label id="lab_currency_GBP_label_en-US" xlink:label="lab_currency_GBP" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">United Kingdom, Pounds</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_currency_GBP" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_GBP"/>
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    <link:label id="lab_gamb_CrossCurrencyInterestRateSwapMember_019e8df6-064b-728c-ac54-104455e7497d_terseLabel_en-US" xlink:label="lab_gamb_CrossCurrencyInterestRateSwapMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cross currency interest rate swap</link:label>
    <link:label id="lab_gamb_CrossCurrencyInterestRateSwapMember_label_en-US" xlink:label="lab_gamb_CrossCurrencyInterestRateSwapMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cross Currency Interest Rate Swap [Member]</link:label>
    <link:label id="lab_gamb_CrossCurrencyInterestRateSwapMember_documentation_en-US" xlink:label="lab_gamb_CrossCurrencyInterestRateSwapMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign Exchange Forward And Currency Swap Contract</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CrossCurrencyInterestRateSwapMember" xlink:href="gamb-20260630.xsd#gamb_CrossCurrencyInterestRateSwapMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CrossCurrencyInterestRateSwapMember" xlink:to="lab_gamb_CrossCurrencyInterestRateSwapMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxTable_019e8df6-055b-78e0-b46a-7222b4264b6b_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Table]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxTable_label_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Deferred Tax [Table]</link:label>
    <link:label id="lab_gamb_DisclosureOfDeferredTaxTable_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDeferredTaxTable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of Deferred Tax.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDeferredTaxTable" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDeferredTaxTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDeferredTaxTable" xlink:to="lab_gamb_DisclosureOfDeferredTaxTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CarryingAmountMember_019e8df6-064b-70f8-808a-0650746402f9_terseLabel_en-US" xlink:label="lab_ifrs-full_CarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying amount</link:label>
    <link:label id="lab_ifrs-full_CarryingAmountMember_label_en-US" xlink:label="lab_ifrs-full_CarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Carrying amount [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CarryingAmountMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CarryingAmountMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CarryingAmountMember" xlink:to="lab_ifrs-full_CarryingAmountMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_019e8df6-064b-78e1-8d48-e51c95c7d9b2_terseLabel_en-US" xlink:label="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Principal proceeds from the settlements of the derivative financial instrument used to hedge liabilities arising from financing activities</link:label>
    <link:label id="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_label_en-US" xlink:label="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Principal Proceeds From Settlements Of Derivative Financial Instrument Used To Hedge Liabilities Arising From Financing Activities</link:label>
    <link:label id="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_documentation_en-US" xlink:label="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Principal Proceeds From Settlements Of Derivative Financial Instrument Used To Hedge Liabilities Arising From Financing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:href="gamb-20260630.xsd#gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:to="lab_gamb_PrincipalProceedsFromSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock_019e8df6-064b-7064-a9b7-d196a070e676_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Exchange Rates Used to Translate Financial Statements into USD from Euros</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information About Exchange Rates Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about exchange rates.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationAboutExchangeRatesExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock_019e8df6-055b-7d3e-9793-79655b1c5212_terseLabel_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BASIS OF PREPARATION</link:label>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock_label_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Description Of Accounting Policy For Basis Of Preparation Explanatory [Policy Text Block]</link:label>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock_documentation_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Description of accounting policy for basis of preparation.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:href="gamb-20260630.xsd#gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:to="lab_gamb_DescriptionOfAccountingPolicyForBasisOfPreparationExplanatoryPolicyTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable_019e8df6-055a-755a-a8b6-a1e5bbef4e8e_terseLabel_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset Acquisitions and Business Combinations [Table]</link:label>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable_label_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Asset Acquisitions And Business Combinations [Table]</link:label>
    <link:label id="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable_documentation_en-US" xlink:label="lab_gamb_AssetAcquisitionsAndBusinessCombinationsTable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Asset Acquisitions And Business Combinations</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AssetAcquisitionsAndBusinessCombinationsTable" xlink:href="gamb-20260630.xsd#gamb_AssetAcquisitionsAndBusinessCombinationsTable"/>
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    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019_019e8df6-064b-7ff9-b847-e52294a6ebf3_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Expired (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options expired in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019"/>
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    <link:label id="lab_ifrs-full_UnobservableInputsDomain_019e8df6-055a-7afa-ad02-612bb9d2beb6_terseLabel_en-US" xlink:label="lab_ifrs-full_UnobservableInputsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unobservable inputs [domain]</link:label>
    <link:label id="lab_ifrs-full_UnobservableInputsDomain_label_en-US" xlink:label="lab_ifrs-full_UnobservableInputsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unobservable inputs [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_UnobservableInputsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_UnobservableInputsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_UnobservableInputsDomain" xlink:to="lab_ifrs-full_UnobservableInputsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_019e8df6-064b-739d-8af7-07e67d2f4214_terseLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Remuneration to key management and executive directors</link:label>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_label_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Key management personnel compensation, short-term employee benefits</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits"/>
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    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems_019e8df6-055b-7573-8f29-ffc2bd7b6171_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Significant Unobservable Inputs Used In Fair Value Measurement Of Equity [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of significant unobservable inputs used in fair value measurement of equity [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSignificantUnobservableInputsUsedInFairValueMeasurementOfEquityLineItems"/>
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    <link:label id="lab_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination_019ff11d-692e-7ea3-bd90-e83ceaa53c46_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Settlement &#8211; 2025 performance amount (cash)</link:label>
    <link:label id="lab_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination_label_en-US" xlink:label="lab_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Settled liabilities, contingent liabilities recognised in business combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:to="lab_ifrs-full_SettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DueForPaymentInNovember2026Member_019ecf8c-75d8-7ebb-9184-4576a7b48933_terseLabel_en-US" xlink:label="lab_gamb_DueForPaymentInNovember2026Member" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due for Payment in November 2026</link:label>
    <link:label id="lab_gamb_DueForPaymentInNovember2026Member_label_en-US" xlink:label="lab_gamb_DueForPaymentInNovember2026Member" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Due for Payment in November 2026 [Member]</link:label>
    <link:label id="lab_gamb_DueForPaymentInNovember2026Member_documentation_en-US" xlink:label="lab_gamb_DueForPaymentInNovember2026Member" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Due for Payment in November 2026</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DueForPaymentInNovember2026Member" xlink:href="gamb-20260630.xsd#gamb_DueForPaymentInNovember2026Member"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DueForPaymentInNovember2026Member" xlink:to="lab_gamb_DueForPaymentInNovember2026Member" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserveMember_019e8df6-064b-7be3-83df-2e58f343ff5d_terseLabel_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserveMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based Compensation Reserve</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserveMember_label_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserveMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Option And Warrants Reserve [Member]</link:label>
    <link:label id="lab_gamb_ShareOptionAndWarrantsReserveMember_documentation_en-US" xlink:label="lab_gamb_ShareOptionAndWarrantsReserveMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share option and warrants reserve.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionAndWarrantsReserveMember" xlink:href="gamb-20260630.xsd#gamb_ShareOptionAndWarrantsReserveMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionAndWarrantsReserveMember" xlink:to="lab_gamb_ShareOptionAndWarrantsReserveMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement_019e8df6-055a-730d-a8bc-ca9ab07fbfad_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share options forfeited (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options forfeited in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract_019e8df6-055b-769a-921b-4240ff9a10b5_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [abstract]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RightofuseAssets_019e8df6-064b-7c14-a0b8-256625eb2ef3_terseLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Right-of-use assets</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_019e8df6-064b-7b43-89bc-685cb8828850_periodStartLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Right of use asset, beginning balance</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_019e8df6-064b-7f39-b405-cdeaf4fec02a_periodEndLabel_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Right of use asset, ending balance</link:label>
    <link:label id="lab_ifrs-full_RightofuseAssets_label_en-US" xlink:label="lab_ifrs-full_RightofuseAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Right-of-use assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RightofuseAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RightofuseAssets" xlink:to="lab_ifrs-full_RightofuseAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CapitalReserveMember_019e8df6-064b-7ad9-a41e-df5db0827297_terseLabel_en-US" xlink:label="lab_ifrs-full_CapitalReserveMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Capital Reserve</link:label>
    <link:label id="lab_ifrs-full_CapitalReserveMember_label_en-US" xlink:label="lab_ifrs-full_CapitalReserveMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Capital reserve [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CapitalReserveMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CapitalReserveMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CapitalReserveMember" xlink:to="lab_ifrs-full_CapitalReserveMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PurchaseOfTreasuryShares_019e8df6-064b-7fde-ab73-ed2b2cc2e37f_terseLabel_en-US" xlink:label="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury shares acquired</link:label>
    <link:label id="lab_ifrs-full_PurchaseOfTreasuryShares_label_en-US" xlink:label="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase of treasury shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PurchaseOfTreasuryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfTreasuryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PurchaseOfTreasuryShares" xlink:to="lab_ifrs-full_PurchaseOfTreasuryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired_019e8df6-064b-72e9-8e0d-362499683325_terseLabel_en-US" xlink:label="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of equity interests acquired</link:label>
    <link:label id="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired_label_en-US" xlink:label="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage of voting equity interests acquired</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PercentageOfVotingEquityInterestsAcquired"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:to="lab_ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_HedgingInstrumentLiabilities_019e8df6-055b-78a2-906b-b015c8e33158_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Inflow</link:label>
    <link:label id="lab_ifrs-full_HedgingInstrumentLiabilities_label_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging instrument, liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_HedgingInstrumentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_HedgingInstrumentLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_HedgingInstrumentLiabilities" xlink:to="lab_ifrs-full_HedgingInstrumentLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax_019e8df6-064b-7f12-82a1-97278c719e8c_terseLabel_en-US" xlink:label="lab_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Indirect taxes</link:label>
    <link:label id="lab_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax_label_en-US" xlink:label="lab_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payables on social security and taxes other than income tax</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:to="lab_ifrs-full_PayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate_019e8df6-055b-7cf9-bbca-c1fe7b131050_terseLabel_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Customer base</link:label>
    <link:label id="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Customer-related intangible assets recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_CustomerrelatedIntangibleAssetsRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntityDomain_019ecef7-1cb7-739b-a724-e44468df808c_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets material to entity [domain]</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsMaterialToEntityDomain_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsMaterialToEntityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets material to entity [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsMaterialToEntityDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsMaterialToEntityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsMaterialToEntityDomain" xlink:to="lab_ifrs-full_IntangibleAssetsMaterialToEntityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesUnutilized_019e8df6-064b-759b-9009-ebbe1d294b2b_terseLabel_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading losses and other allowances unutilized</link:label>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesUnutilized_label_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Losses And Other Allowances Unutilized</link:label>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesUnutilized_documentation_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trading losses and other allowances unutilized.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:href="gamb-20260630.xsd#gamb_TradingLossesAndOtherAllowancesUnutilized"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:to="lab_gamb_TradingLossesAndOtherAllowancesUnutilized" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwillMember_019e8df6-055a-7774-b998-dbec43a212f1_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwillMember_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets other than goodwill [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwillMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:to="lab_ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember_019e8df6-064b-77a3-8f12-6b4124b94dc3_terseLabel_en-US" xlink:label="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets with finite useful lives</link:label>
    <link:label id="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember_label_en-US" xlink:label="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets With Finite Useful Lives [Member]</link:label>
    <link:label id="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember_documentation_en-US" xlink:label="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Intangible Assets With Finite Useful Lives</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:href="gamb-20260630.xsd#gamb_IntangibleAssetsWithFiniteUsefulLivesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:to="lab_gamb_IntangibleAssetsWithFiniteUsefulLivesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_country_MT_019e8df6-064b-7d9f-8f21-49f820b555be_terseLabel_en-US" xlink:label="lab_country_MT" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_country_MT_label_en-US" xlink:label="lab_country_MT" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">MALTA</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_MT" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_MT"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_MT" xlink:to="lab_country_MT" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_019e8df6-064b-7a25-95e5-f8489a27a623_terseLabel_en-US" xlink:label="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Items that are or may be reclassified subsequently to profit or loss</link:label>
    <link:label id="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_019e8df6-064b-7cfd-8e96-5ad9a9276e0c_verboseLabel_en-US" xlink:label="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Net of tax</link:label>
    <link:label id="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract_label_en-US" xlink:label="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:to="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ContractLiabilities_019e8df6-064b-72e8-b1f1-7263f41e5c93_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_ContractLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Contract liabilities</link:label>
    <link:label id="lab_ifrs-full_ContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_ContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contract liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContractLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContractLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContractLiabilities" xlink:to="lab_ifrs-full_ContractLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented_019e8df6-055a-7bc3-a364-a493114febba_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Instruments with potential future dilutive effect not included in calculation of diluted earnings per share (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented_label_en-US" xlink:label="lab_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of potential ordinary shares that are antidilutive in period presented</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented" xlink:to="lab_ifrs-full_NumberOfPotentialOrdinarySharesThatAreAntidilutiveInPeriodPresented" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_UnusedTaxLossesMember_019e8df6-055b-73bf-9f6d-100aa4742c9e_terseLabel_en-US" xlink:label="lab_ifrs-full_UnusedTaxLossesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unused tax losses</link:label>
    <link:label id="lab_ifrs-full_UnusedTaxLossesMember_label_en-US" xlink:label="lab_ifrs-full_UnusedTaxLossesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unused tax losses [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_UnusedTaxLossesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_UnusedTaxLossesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_UnusedTaxLossesMember" xlink:to="lab_ifrs-full_UnusedTaxLossesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExpectedVolatilityMember_019e8df6-055b-78aa-82dc-682ad7109cee_terseLabel_en-US" xlink:label="lab_gamb_ExpectedVolatilityMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Estimated volatility</link:label>
    <link:label id="lab_gamb_ExpectedVolatilityMember_label_en-US" xlink:label="lab_gamb_ExpectedVolatilityMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expected Volatility [Member]</link:label>
    <link:label id="lab_gamb_ExpectedVolatilityMember_documentation_en-US" xlink:label="lab_gamb_ExpectedVolatilityMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Expected volatility member.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExpectedVolatilityMember" xlink:href="gamb-20260630.xsd#gamb_ExpectedVolatilityMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExpectedVolatilityMember" xlink:to="lab_gamb_ExpectedVolatilityMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_019e8df6-064b-7894-b06b-421710d6ceaa_negatedLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Share options exercised (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_019e8df6-064b-79a5-8931-cbb975d0fb17_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options exercised in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfAntidilutiveInstrumentsDomain_019e8df6-064b-7bc7-b1f2-423aebbbbb74_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfAntidilutiveInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of antidilutive instruments [domain]</link:label>
    <link:label id="lab_ifrs-full_TypesOfAntidilutiveInstrumentsDomain_label_en-US" xlink:label="lab_ifrs-full_TypesOfAntidilutiveInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of antidilutive instruments [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfAntidilutiveInstrumentsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfAntidilutiveInstrumentsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfAntidilutiveInstrumentsDomain" xlink:to="lab_ifrs-full_TypesOfAntidilutiveInstrumentsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage_019fb362-ad78-7531-8b95-9eb6a3e5d2af_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Annualized rate, percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage_label_en-US" xlink:label="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration, Discounted At An Annualized Rate, Percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration, Discounted At An Annualized Rate, Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:to="lab_gamb_DeferredConsiderationDiscountedAtAnAnnualizedRatePercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentPortionOfLongtermBorrowings_019e8df6-064b-7bc3-87f2-944af22908fd_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings and accrued interest</link:label>
    <link:label id="lab_ifrs-full_CurrentPortionOfLongtermBorrowings_label_en-US" xlink:label="lab_ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current portion of non-current borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPortionOfLongtermBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:to="lab_ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Equity_019e8df6-064b-7c10-9724-b748bf8da61c_totalLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total equity</link:label>
    <link:label id="lab_ifrs-full_Equity_019e8df6-064b-7b85-a730-8e9498f7ed77_periodStartLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning balance</link:label>
    <link:label id="lab_ifrs-full_Equity_019e8df6-064b-7da2-b3c3-7ceb9d7ed8c5_periodEndLabel_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Ending balance</link:label>
    <link:label id="lab_ifrs-full_Equity_label_en-US" xlink:label="lab_ifrs-full_Equity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Equity" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Equity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Equity" xlink:to="lab_ifrs-full_Equity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_019e8df6-055a-73bd-9cd5-619fa50f6f5f_terseLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Property and equipment</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_019e8df6-055a-727a-b215-255c18502603_periodStartLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Property and equipment at beginning of period</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_019e8df6-055a-7ef5-a68d-eee65dd7860f_periodEndLabel_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Property and equipment at end of period</link:label>
    <link:label id="lab_ifrs-full_PropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_PropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PropertyPlantAndEquipment" xlink:to="lab_ifrs-full_PropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsReserveRollForward_019e8df6-055b-7448-b0fe-4de868dc3be0_terseLabel_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">OPTIONS, WARRANTS AND RESTRICTED SHARE UNITS</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsReserveRollForward_label_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Reserve [Roll Forward]</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsReserveRollForward_documentation_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Reserve</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsAndWarrantsReserveRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:to="lab_gamb_ShareOptionsAndWarrantsReserveRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances_019e8df6-055a-74c4-9695-24be87804f19_terseLabel_en-US" xlink:label="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares in relation to employee stock purchase plan (in shares)</link:label>
    <link:label id="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances_label_en-US" xlink:label="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase In Number Of Ordinary Shares Issued, Other Share Issuances</link:label>
    <link:label id="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances_documentation_en-US" xlink:label="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase In Number Of Ordinary Shares Issued, Other Share Issuances</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:href="gamb-20260630.xsd#gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:to="lab_gamb_IncreaseInNumberOfOrdinarySharesIssuedOtherShareIssuances" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GrossProfit_019e8df6-055a-721f-a7bf-af60b598a4dd_totalLabel_en-US" xlink:label="lab_ifrs-full_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Gross profit</link:label>
    <link:label id="lab_ifrs-full_GrossProfit_label_en-US" xlink:label="lab_ifrs-full_GrossProfit" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross profit</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GrossProfit" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GrossProfit"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GrossProfit" xlink:to="lab_ifrs-full_GrossProfit" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ForeignExchangeRate_019e8df6-055b-769f-9923-4b1772854b33_periodEndLabel_en-US" xlink:label="lab_gamb_ForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period End</link:label>
    <link:label id="lab_gamb_ForeignExchangeRate_019e8df6-055b-77dd-9d4b-598d41461169_periodStartLabel_en-US" xlink:label="lab_gamb_ForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Beginning of Period</link:label>
    <link:label id="lab_gamb_ForeignExchangeRate_label_en-US" xlink:label="lab_gamb_ForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign Exchange Rate</link:label>
    <link:label id="lab_gamb_ForeignExchangeRate_documentation_en-US" xlink:label="lab_gamb_ForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Foreign exchange rate.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ForeignExchangeRate" xlink:href="gamb-20260630.xsd#gamb_ForeignExchangeRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ForeignExchangeRate" xlink:to="lab_gamb_ForeignExchangeRate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock_019e8df6-055b-7e20-b9f0-88933e25034b_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">DEFERRED CONSIDERATION</link:label>
    <link:label id="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Business Combinations And Asset Acquisitions [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure Of Business Combinations And Asset Acquisitions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:to="lab_gamb_DisclosureOfBusinessCombinationsAndAssetAcquisitionsTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DerivativeInstrumentPayInterestRate_019e8df6-055a-757b-a08f-6c0f736d2ac5_terseLabel_en-US" xlink:label="lab_gamb_DerivativeInstrumentPayInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest pay, percentage</link:label>
    <link:label id="lab_gamb_DerivativeInstrumentPayInterestRate_label_en-US" xlink:label="lab_gamb_DerivativeInstrumentPayInterestRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative Instrument, Pay Interest Rate</link:label>
    <link:label id="lab_gamb_DerivativeInstrumentPayInterestRate_documentation_en-US" xlink:label="lab_gamb_DerivativeInstrumentPayInterestRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Derivative Instrument, Pay Interest Rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DerivativeInstrumentPayInterestRate" xlink:href="gamb-20260630.xsd#gamb_DerivativeInstrumentPayInterestRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DerivativeInstrumentPayInterestRate" xlink:to="lab_gamb_DerivativeInstrumentPayInterestRate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock_019e8df6-064b-78e0-aefd-89d066f3184b_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Geographic Analysis of Non-current Assets, Excluding Deferred Tax Assets and Deferred Compensation Cost</link:label>
    <link:label id="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Geographic Analysis Of Noncurrent Assets Excluding Deferred Tax Assets Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of geographic analysis of noncurrent assets excluding deferred tax assets.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfGeographicAnalysisOfNoncurrentAssetsExcludingDeferredTaxAssetsExplanatoryTableTextBlock"/>
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    <link:label id="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_019e8df6-055b-7301-be7b-9bffb575b523_verboseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share options granted (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_019e8df6-064b-7db5-8c03-3987070b1943_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options granted (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options granted in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefund_019e8df6-055a-7378-9935-9f7adfa2d290_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefund" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income tax paid</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefund_019e8df6-055a-7908-bf5d-07b0173b3e61_terseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefund" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income tax paid</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxesPaidRefund_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxesPaidRefund" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income taxes paid (refund)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxesPaidRefund" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxesPaidRefund"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxesPaidRefund" xlink:to="lab_ifrs-full_IncomeTaxesPaidRefund" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems_019e8df6-055a-7713-97ea-c1fb415a85f8_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Property Plant And Equipment [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_UndrawnBorrowingFacilities_019e8df6-064b-7bdb-a7c5-7c394e6d1b5c_terseLabel_en-US" xlink:label="lab_ifrs-full_UndrawnBorrowingFacilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Undrawn borrowing facilities</link:label>
    <link:label id="lab_ifrs-full_UndrawnBorrowingFacilities_label_en-US" xlink:label="lab_ifrs-full_UndrawnBorrowingFacilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Undrawn borrowing facilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_UndrawnBorrowingFacilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_UndrawnBorrowingFacilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_UndrawnBorrowingFacilities" xlink:to="lab_ifrs-full_UndrawnBorrowingFacilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain_019e8df6-055a-7ee9-b669-d3c0a0cd3d63_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets with indefinite useful life [domain]</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets with indefinite useful life [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain" xlink:to="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DiscountRateMeasurementInputMember_019e8df6-064b-777e-ad03-0481cb312a68_terseLabel_en-US" xlink:label="lab_ifrs-full_DiscountRateMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Discount rate</link:label>
    <link:label id="lab_ifrs-full_DiscountRateMeasurementInputMember_label_en-US" xlink:label="lab_ifrs-full_DiscountRateMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Discount rate, measurement input [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DiscountRateMeasurementInputMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DiscountRateMeasurementInputMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DiscountRateMeasurementInputMember" xlink:to="lab_ifrs-full_DiscountRateMeasurementInputMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestRateBenchmarksDomain_019e8df6-055b-7b12-ad10-cf8a94d3e488_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestRateBenchmarksDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest rate benchmarks [domain]</link:label>
    <link:label id="lab_ifrs-full_InterestRateBenchmarksDomain_label_en-US" xlink:label="lab_ifrs-full_InterestRateBenchmarksDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest rate benchmarks [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRateBenchmarksDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestRateBenchmarksDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestRateBenchmarksDomain" xlink:to="lab_ifrs-full_InterestRateBenchmarksDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_019e8df6-064b-7f78-a2b3-081cd2881092_periodStartLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Period start, exercise price (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_019e8df6-064b-7945-948f-0d760a94680b_periodEndLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Period end, exercise price (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options outstanding in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FairValueMovementOnContingentConsideration_019fc659-761e-7e41-a979-7adb35897026_terseLabel_en-US" xlink:label="lab_gamb_FairValueMovementOnContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair value movement on contingent consideration</link:label>
    <link:label id="lab_gamb_FairValueMovementOnContingentConsideration_label_en-US" xlink:label="lab_gamb_FairValueMovementOnContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value movement On Contingent Consideration</link:label>
    <link:label id="lab_gamb_FairValueMovementOnContingentConsideration_documentation_en-US" xlink:label="lab_gamb_FairValueMovementOnContingentConsideration" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fair Value movement On Contingent Consideration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FairValueMovementOnContingentConsideration" xlink:href="gamb-20260630.xsd#gamb_FairValueMovementOnContingentConsideration"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FairValueMovementOnContingentConsideration" xlink:to="lab_gamb_FairValueMovementOnContingentConsideration" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SalesAndMarketingExpense_019e8df6-055b-7af5-a9ea-edc10a28a7f3_terseLabel_en-US" xlink:label="lab_ifrs-full_SalesAndMarketingExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total sales and marketing expenses</link:label>
    <link:label id="lab_ifrs-full_SalesAndMarketingExpense_label_en-US" xlink:label="lab_ifrs-full_SalesAndMarketingExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Sales and marketing expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SalesAndMarketingExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SalesAndMarketingExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SalesAndMarketingExpense" xlink:to="lab_ifrs-full_SalesAndMarketingExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_Freebets.comMember_019e8df6-055b-74a4-95dd-202223183c5d_terseLabel_en-US" xlink:label="lab_gamb_Freebets.comMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Freebets.com</link:label>
    <link:label id="lab_gamb_Freebets.comMember_label_en-US" xlink:label="lab_gamb_Freebets.comMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Freebets.com [Member]</link:label>
    <link:label id="lab_gamb_Freebets.comMember_documentation_en-US" xlink:label="lab_gamb_Freebets.comMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Freebets.com</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_Freebets.comMember" xlink:href="gamb-20260630.xsd#gamb_Freebets.comMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_Freebets.comMember" xlink:to="lab_gamb_Freebets.comMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilityAsset_019e8df6-055b-700c-a5e1-cc97645ace66_negatedTotalLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liability, net</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilityAsset_019e8df6-055b-73bc-8d56-d37fc9343fd8_negatedPeriodStartLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="resource" xml:lang="en-US">Deferred tax, net at the beginning of the year</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilityAsset_019e8df6-055b-7faa-b168-b6c22d2a4d12_negatedPeriodEndLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="resource" xml:lang="en-US">Deferred tax, net at the end of the year</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilityAsset_019e8df6-055b-733f-87bd-2cc4440dccb6_negatedLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net deferred tax liabilities</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilityAsset_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred tax liability (asset)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilityAsset" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxLiabilityAsset"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxLiabilityAsset" xlink:to="lab_ifrs-full_DeferredTaxLiabilityAsset" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TermLoanMember_019e8df6-055a-770d-8a89-bc7484e2e8d9_terseLabel_en-US" xlink:label="lab_gamb_TermLoanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Term Loan</link:label>
    <link:label id="lab_gamb_TermLoanMember_label_en-US" xlink:label="lab_gamb_TermLoanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Term Loan [Member]</link:label>
    <link:label id="lab_gamb_TermLoanMember_documentation_en-US" xlink:label="lab_gamb_TermLoanMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Term Loan</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TermLoanMember" xlink:href="gamb-20260630.xsd#gamb_TermLoanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TermLoanMember" xlink:to="lab_gamb_TermLoanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentLiabilities_019e8df6-064b-76a6-ad84-f5e0afcbd5a3_totalLabel_en-US" xlink:label="lab_ifrs-full_CurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current liabilities</link:label>
    <link:label id="lab_ifrs-full_CurrentLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentLiabilities" xlink:to="lab_ifrs-full_CurrentLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowHedgesMember_019e8df6-055b-74e2-8f04-b93e64aa8503_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowHedgesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges</link:label>
    <link:label id="lab_ifrs-full_CashFlowHedgesMember_label_en-US" xlink:label="lab_ifrs-full_CashFlowHedgesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flow hedges [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowHedgesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowHedgesMember"/>
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    <link:label id="lab_ifrs-full_TypesOfRisksDomain_019e8df6-055b-76ea-908b-85f51f72c593_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfRisksDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of risks [domain]</link:label>
    <link:label id="lab_ifrs-full_TypesOfRisksDomain_label_en-US" xlink:label="lab_ifrs-full_TypesOfRisksDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of risks [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfRisksDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfRisksDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfRisksDomain" xlink:to="lab_ifrs-full_TypesOfRisksDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_019e8df6-055a-7ffd-895c-b655484af145_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other receivables</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments for decrease (increase) in trade and other receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables"/>
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    <link:label id="lab_ifrs-full_DerivativeFinancialAssets_019f8ed0-932f-7164-9528-258962998fe3_terseLabel_en-US" xlink:label="lab_ifrs-full_DerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative financial instrument</link:label>
    <link:label id="lab_ifrs-full_DerivativeFinancialAssets_label_en-US" xlink:label="lab_ifrs-full_DerivativeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Derivative financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DerivativeFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DerivativeFinancialAssets" xlink:to="lab_ifrs-full_DerivativeFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis_019e8df6-055a-72db-b165-2610e5baca1f_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsidiaries [axis]</link:label>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis_label_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsidiaries [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SignificantInvestmentsInSubsidiariesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:to="lab_ifrs-full_SignificantInvestmentsInSubsidiariesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity_019e8df6-055a-7da2-94c4-1d563956827f_terseLabel_en-US" xlink:label="lab_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net loss for the period attributable to shareholders</link:label>
    <link:label id="lab_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity_label_en-US" xlink:label="lab_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:to="lab_ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfOptionsRollForward_019e8df6-055a-7e91-9fdb-26a22bd41efd_terseLabel_en-US" xlink:label="lab_gamb_NumberOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">NUMBER OF AWARDS</link:label>
    <link:label id="lab_gamb_NumberOfOptionsRollForward_label_en-US" xlink:label="lab_gamb_NumberOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Options [Roll Forward]</link:label>
    <link:label id="lab_gamb_NumberOfOptionsRollForward_documentation_en-US" xlink:label="lab_gamb_NumberOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Options</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfOptionsRollForward" xlink:href="gamb-20260630.xsd#gamb_NumberOfOptionsRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfOptionsRollForward" xlink:to="lab_gamb_NumberOfOptionsRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TaxEffectFromChangeInTaxRate_019e8df6-064b-7972-bad5-78c81d961769_terseLabel_en-US" xlink:label="lab_ifrs-full_TaxEffectFromChangeInTaxRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in tax rates</link:label>
    <link:label id="lab_ifrs-full_TaxEffectFromChangeInTaxRate_label_en-US" xlink:label="lab_ifrs-full_TaxEffectFromChangeInTaxRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax effect from change in tax rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TaxEffectFromChangeInTaxRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TaxEffectFromChangeInTaxRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TaxEffectFromChangeInTaxRate" xlink:to="lab_ifrs-full_TaxEffectFromChangeInTaxRate" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_SegmentGeographicalDomain_019e8df6-064b-7eae-8d52-455835a48881_terseLabel_en-US" xlink:label="lab_srt_SegmentGeographicalDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical [Domain]</link:label>
    <link:label id="lab_srt_SegmentGeographicalDomain_label_en-US" xlink:label="lab_srt_SegmentGeographicalDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_SegmentGeographicalDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_SegmentGeographicalDomain" xlink:to="lab_srt_SegmentGeographicalDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable_019fb3f8-ca27-7fbf-bc0f-4bbe84832571_terseLabel_en-US" xlink:label="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, before Allowance for Credit Loss, Maturity [Table]</link:label>
    <link:label id="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable_label_en-US" xlink:label="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, before Allowance for Credit Loss, Maturity [Table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable" xlink:to="lab_srt_FinancingReceivableBeforeAllowanceForCreditLossMaturityTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock_019e8df6-064b-73d2-83ae-4a2b8c0d0b25_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Reconciliation of Depreciation Expense</link:label>
    <link:label id="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Reconciliation Of Depreciation Expense Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of reconciliation of depreciation expense explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfReconciliationOfDepreciationExpenseExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities_019e8df6-055a-7f9b-9d55-7f40252b5427_negatedLabel_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payment of deferred consideration in relation to business combination</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities_019e8df6-055a-7d52-9c55-9bb51cd7b273_terseLabel_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Operating activities</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities_019ecff6-deec-7e33-ae84-2e5d978a47c7_negatedTerseLabel_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Operating activities</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities_label_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flows Used In Obtaining Control Of Subsidiaries Or Other Businesses, Deferred Consideration, Classified As Operating Activities</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities_documentation_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash Flows Used In Obtaining Control Of Subsidiaries Or Other Businesses, Deferred Consideration, Classified As Operating Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:href="gamb-20260630.xsd#gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:to="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PlanAndFoundersAwardMember_019e8df6-055a-733c-9444-1c6adcbc5615_terseLabel_en-US" xlink:label="lab_gamb_PlanAndFoundersAwardMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Plan and Founders Award</link:label>
    <link:label id="lab_gamb_PlanAndFoundersAwardMember_019e8df6-055a-7071-b50a-d7fa52e8ce8b_verboseLabel_en-US" xlink:label="lab_gamb_PlanAndFoundersAwardMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Founders&#8217; Awards</link:label>
    <link:label id="lab_gamb_PlanAndFoundersAwardMember_label_en-US" xlink:label="lab_gamb_PlanAndFoundersAwardMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Plan and Founders Award [Member]</link:label>
    <link:label id="lab_gamb_PlanAndFoundersAwardMember_documentation_en-US" xlink:label="lab_gamb_PlanAndFoundersAwardMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Plan and Founders Award.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PlanAndFoundersAwardMember" xlink:href="gamb-20260630.xsd#gamb_PlanAndFoundersAwardMember"/>
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    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_019e8df6-064b-7eb2-9773-8386ca27c775_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SEGMENT REPORTING</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfAccountingPolicyForSegmentReportingExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Description of accounting policy for segment reporting [text block]</link:label>
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    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited_019ecf2b-bf5b-7738-ba62-18ba8ce6df66_negatedTerseLabel_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units granted</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited_label_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments, Forfeited</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited_documentation_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsForfeited" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments, Forfeited</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InstrumentsOtherThanEquityInstrumentsForfeited" xlink:href="gamb-20260630.xsd#gamb_InstrumentsOtherThanEquityInstrumentsForfeited"/>
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    <link:label id="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract_019e8df6-055a-7ff0-b2f4-4efa977ecbd7_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Finance Income And Expenses [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract_label_en-US" xlink:label="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Finance Income And Expenses [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract_documentation_en-US" xlink:label="lab_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of finance income and expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfFinanceIncomeAndExpensesAbstract" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfFinanceIncomeAndExpensesAbstract"/>
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    <link:label id="lab_ifrs-full_GeographicalAreasAxis_019e8df6-064b-77a9-b645-750739a04bf6_terseLabel_en-US" xlink:label="lab_ifrs-full_GeographicalAreasAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical areas [axis]</link:label>
    <link:label id="lab_ifrs-full_GeographicalAreasAxis_label_en-US" xlink:label="lab_ifrs-full_GeographicalAreasAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical areas [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GeographicalAreasAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GeographicalAreasAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GeographicalAreasAxis" xlink:to="lab_ifrs-full_GeographicalAreasAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan_019eca74-d377-7c16-9c3d-3630cd519135_terseLabel_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares in relation to employee stock purchase plan</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan_label_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares In Relation To Employee Stock Purchase Plan</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan_documentation_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares In Relation To Employee Stock Purchase Plan</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:href="gamb-20260630.xsd#gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:to="lab_gamb_IssueOfOrdinarySharesInRelationToEmployeeStockPurchasePlan" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities_019e8df6-064b-70dc-8eeb-0eed4b946d25_terseLabel_en-US" xlink:label="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets acquired, increase due to change in estimates</link:label>
    <link:label id="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities_label_en-US" xlink:label="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Of Intangible Assets And Capitalization Of Software, Classified As Investing Activities</link:label>
    <link:label id="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities_documentation_en-US" xlink:label="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase Of Intangible Assets And Capitalization Of Software, Classified As Investing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:href="gamb-20260630.xsd#gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:to="lab_gamb_PurchaseOfIntangibleAssetsAndCapitalizationOfSoftwareClassifiedAsInvestingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PrincipalBorrowings_019fdce1-5427-7574-b9b7-b650181ac7db_terseLabel_en-US" xlink:label="lab_gamb_PrincipalBorrowings" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Principal borrowings</link:label>
    <link:label id="lab_gamb_PrincipalBorrowings_label_en-US" xlink:label="lab_gamb_PrincipalBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Principal Borrowings</link:label>
    <link:label id="lab_gamb_PrincipalBorrowings_documentation_en-US" xlink:label="lab_gamb_PrincipalBorrowings" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Principal Borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PrincipalBorrowings" xlink:href="gamb-20260630.xsd#gamb_PrincipalBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PrincipalBorrowings" xlink:to="lab_gamb_PrincipalBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentLeaseLiabilities_019e8df6-055a-781a-88aa-beb91cc53fb3_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lease liability</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLeaseLiabilities_019ecebe-ece8-71ed-a575-4350587f54b8_verboseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Non-current lease liabilities</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLeaseLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentLeaseLiabilities" xlink:to="lab_ifrs-full_NoncurrentLeaseLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory_019e8df6-055b-7a4a-a568-a85f3d32e94d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">REVENUE</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of revenue from contracts with customers [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:to="lab_ifrs-full_DisclosureOfRevenueFromContractsWithCustomersExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_019e8df6-055b-799e-a89f-674e1fb0adba_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total net book value of assets with finite useful lives</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets other than goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:to="lab_ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentDerivativeFinancialLiabilities_019e8df6-064b-7715-845f-f816b9b19cbf_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Derivative financial instrument</link:label>
    <link:label id="lab_ifrs-full_NoncurrentDerivativeFinancialLiabilities_label_en-US" xlink:label="lab_ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current derivative financial liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentDerivativeFinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:to="lab_ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1_019e8df6-064b-7611-9bb1-1dc54c634e87_verboseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Movements in credit losses allowance and write-offs</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1_019e8df6-064b-756e-a980-93b16432bfc6_negatedTerseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Movements in credit loss allowance and write-offs</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1_label_en-US" xlink:label="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase Decrease In Allowance Account For Credit Losses Of Financial Assets 1</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1_documentation_en-US" xlink:label="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase Decrease In Allowance Account For Credit Losses Of Financial Assets 1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:href="gamb-20260630.xsd#gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:to="lab_gamb_IncreaseDecreaseInAllowanceAccountForCreditLossesOfFinancialAssets1" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ProceedsFromCorporateTaxRefund_019eef9f-602a-7c91-9a6f-11f4636bc575_negatedTerseLabel_en-US" xlink:label="lab_gamb_ProceedsFromCorporateTaxRefund" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from corporate tax refund</link:label>
    <link:label id="lab_gamb_ProceedsFromCorporateTaxRefund_label_en-US" xlink:label="lab_gamb_ProceedsFromCorporateTaxRefund" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds From Corporate Tax Refund</link:label>
    <link:label id="lab_gamb_ProceedsFromCorporateTaxRefund_documentation_en-US" xlink:label="lab_gamb_ProceedsFromCorporateTaxRefund" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Proceeds From Corporate Tax Refund</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ProceedsFromCorporateTaxRefund" xlink:href="gamb-20260630.xsd#gamb_ProceedsFromCorporateTaxRefund"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ProceedsFromCorporateTaxRefund" xlink:to="lab_gamb_ProceedsFromCorporateTaxRefund" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AdjustmentForShareOptionCharge_019e8df6-055b-7baa-af33-b5c733e6e108_terseLabel_en-US" xlink:label="lab_gamb_AdjustmentForShareOptionCharge" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based payment expense</link:label>
    <link:label id="lab_gamb_AdjustmentForShareOptionCharge_label_en-US" xlink:label="lab_gamb_AdjustmentForShareOptionCharge" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustment For Share Option Charge</link:label>
    <link:label id="lab_gamb_AdjustmentForShareOptionCharge_documentation_en-US" xlink:label="lab_gamb_AdjustmentForShareOptionCharge" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Adjustment for share option charge.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AdjustmentForShareOptionCharge" xlink:href="gamb-20260630.xsd#gamb_AdjustmentForShareOptionCharge"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AdjustmentForShareOptionCharge" xlink:to="lab_gamb_AdjustmentForShareOptionCharge" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ShorttermRestructuringProvision_019fc656-ea37-7d64-9982-9ca33a8c2826_terseLabel_en-US" xlink:label="lab_ifrs-full_ShorttermRestructuringProvision" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued restructuring costs</link:label>
    <link:label id="lab_ifrs-full_ShorttermRestructuringProvision_label_en-US" xlink:label="lab_ifrs-full_ShorttermRestructuringProvision" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current restructuring provision</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ShorttermRestructuringProvision" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ShorttermRestructuringProvision"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ShorttermRestructuringProvision" xlink:to="lab_ifrs-full_ShorttermRestructuringProvision" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashAndCashEquivalents_019e8df6-055b-7ca7-bdcb-30d29255bdd3_terseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalents_019e8df6-055b-7b6d-903d-8d5807ea1702_periodStartLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at the beginning of the period</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalents_019e8df6-055b-74a4-a79c-cd8413858433_periodEndLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents at the end of the period</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalents_019e8df6-055b-7141-b918-4bfd7464ff5d_verboseLabel_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Cash at bank</link:label>
    <link:label id="lab_ifrs-full_CashAndCashEquivalents_label_en-US" xlink:label="lab_ifrs-full_CashAndCashEquivalents" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash and cash equivalents</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAndCashEquivalents"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashAndCashEquivalents" xlink:to="lab_ifrs-full_CashAndCashEquivalents" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_WellsFargoCreditAgreementMember_019e8df6-064b-72f2-b6e4-ac773ef62c7d_terseLabel_en-US" xlink:label="lab_gamb_WellsFargoCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Wells Fargo Credit Agreement</link:label>
    <link:label id="lab_gamb_WellsFargoCreditAgreementMember_label_en-US" xlink:label="lab_gamb_WellsFargoCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Wells Fargo Credit Agreement [Member]</link:label>
    <link:label id="lab_gamb_WellsFargoCreditAgreementMember_documentation_en-US" xlink:label="lab_gamb_WellsFargoCreditAgreementMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Wells Fargo Credit Agreement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_WellsFargoCreditAgreementMember" xlink:href="gamb-20260630.xsd#gamb_WellsFargoCreditAgreementMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_WellsFargoCreditAgreementMember" xlink:to="lab_gamb_WellsFargoCreditAgreementMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock_019e8df6-055b-76cf-b8de-f26751c14936_terseLabel_en-US" xlink:label="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Aging of Trade Receivables</link:label>
    <link:label id="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock_label_en-US" xlink:label="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Analysis Of Aging Of Trade Receivables [Table Text Block]</link:label>
    <link:label id="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock_documentation_en-US" xlink:label="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Analysis Of Aging Of Trade Receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:to="lab_gamb_AnalysisOfAgingOfTradeReceivablesTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ReclassificationAdjustmentLineItems_019e8df6-055b-7f67-bc80-06156f9aac87_terseLabel_en-US" xlink:label="lab_gamb_ReclassificationAdjustmentLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment [Line Items]</link:label>
    <link:label id="lab_gamb_ReclassificationAdjustmentLineItems_label_en-US" xlink:label="lab_gamb_ReclassificationAdjustmentLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment [Line Items]</link:label>
    <link:label id="lab_gamb_ReclassificationAdjustmentLineItems_documentation_en-US" xlink:label="lab_gamb_ReclassificationAdjustmentLineItems" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Reclassification Adjustment [Line Items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ReclassificationAdjustmentLineItems" xlink:href="gamb-20260630.xsd#gamb_ReclassificationAdjustmentLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ReclassificationAdjustmentLineItems" xlink:to="lab_gamb_ReclassificationAdjustmentLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate_019eca97-3552-7357-923a-5b9e1b9e0c09_negatedTerseLabel_en-US" xlink:label="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other current liabilities</link:label>
    <link:label id="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Current Liabilities Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other current liabilities recognised as of acquisition date.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_OtherCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation_019e8df6-055b-725f-95d4-b25feb8eacdb_terseLabel_en-US" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange translation deficit</link:label>
    <link:label id="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation_label_en-US" xlink:label="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve of exchange differences on translation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:to="lab_ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingMaximumLeverageRatio_019e8df6-064b-7745-8083-55dc2472c04e_terseLabel_en-US" xlink:label="lab_gamb_BorrowingMaximumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum leverage ratio</link:label>
    <link:label id="lab_gamb_BorrowingMaximumLeverageRatio_label_en-US" xlink:label="lab_gamb_BorrowingMaximumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Maximum Leverage Ratio</link:label>
    <link:label id="lab_gamb_BorrowingMaximumLeverageRatio_documentation_en-US" xlink:label="lab_gamb_BorrowingMaximumLeverageRatio" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Maximum Leverage Ratio</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingMaximumLeverageRatio" xlink:href="gamb-20260630.xsd#gamb_BorrowingMaximumLeverageRatio"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingMaximumLeverageRatio" xlink:to="lab_gamb_BorrowingMaximumLeverageRatio" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory_019e8df6-064b-7075-924c-2ec50e5a97c3_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Compensation Paid or Payable to Key Management</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of transactions between related parties [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAndLiabilities_019e8df6-064b-7004-ace9-1e919174c78f_totalLabel_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total equity and liabilities</link:label>
    <link:label id="lab_ifrs-full_EquityAndLiabilities_label_en-US" xlink:label="lab_ifrs-full_EquityAndLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity and liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAndLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAndLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAndLiabilities" xlink:to="lab_ifrs-full_EquityAndLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_country_US_019e8df6-064b-7d84-8967-37a21659f941_terseLabel_en-US" xlink:label="lab_country_US" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">United States</link:label>
    <link:label id="lab_country_US_label_en-US" xlink:label="lab_country_US" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">UNITED STATES</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_country_US" xlink:href="https://xbrl.sec.gov/country/2025/country-2025.xsd#country_US"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_country_US" xlink:to="lab_country_US" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BusinessCombinationsAxis_019e8df6-064b-7f98-8504-bef3b14cbc16_terseLabel_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business combinations [axis]</link:label>
    <link:label id="lab_ifrs-full_BusinessCombinationsAxis_label_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business combinations [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BusinessCombinationsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BusinessCombinationsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BusinessCombinationsAxis" xlink:to="lab_ifrs-full_BusinessCombinationsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock_019e8df6-064b-7843-b1e2-b0e62d96c63a_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RISK MANAGEMENT</link:label>
    <link:label id="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Risk Management Explanatory [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure Of Risk Management Explanatory</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfRiskManagementExplanatoryTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:to="lab_gamb_DisclosureOfRiskManagementExplanatoryTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FinancialInstrumentsIssuanceCosts_019e8df6-064b-7a68-b645-2cfc75837bb8_negatedTerseLabel_en-US" xlink:label="lab_gamb_FinancialInstrumentsIssuanceCosts" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Transaction costs related to borrowings</link:label>
    <link:label id="lab_gamb_FinancialInstrumentsIssuanceCosts_label_en-US" xlink:label="lab_gamb_FinancialInstrumentsIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Instruments Issuance Costs</link:label>
    <link:label id="lab_gamb_FinancialInstrumentsIssuanceCosts_documentation_en-US" xlink:label="lab_gamb_FinancialInstrumentsIssuanceCosts" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financial instruments issuance costs.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FinancialInstrumentsIssuanceCosts" xlink:href="gamb-20260630.xsd#gamb_FinancialInstrumentsIssuanceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FinancialInstrumentsIssuanceCosts" xlink:to="lab_gamb_FinancialInstrumentsIssuanceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseByNature_019e8df6-064b-704a-83b8-01fb37f7a8fc_totalLabel_en-US" xlink:label="lab_ifrs-full_ExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Expenses</link:label>
    <link:label id="lab_ifrs-full_ExpenseByNature_label_en-US" xlink:label="lab_ifrs-full_ExpenseByNature" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expenses, by nature</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseByNature" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseByNature"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExpenseByNature" xlink:to="lab_ifrs-full_ExpenseByNature" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PotentialOrdinaryShareTransactionsMember_019e8df6-055a-7ca7-af35-5e4212c8ab2e_terseLabel_en-US" xlink:label="lab_ifrs-full_PotentialOrdinaryShareTransactionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Potential ordinary share transactions</link:label>
    <link:label id="lab_ifrs-full_PotentialOrdinaryShareTransactionsMember_label_en-US" xlink:label="lab_ifrs-full_PotentialOrdinaryShareTransactionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Potential ordinary share transactions [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PotentialOrdinaryShareTransactionsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PotentialOrdinaryShareTransactionsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PotentialOrdinaryShareTransactionsMember" xlink:to="lab_ifrs-full_PotentialOrdinaryShareTransactionsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BusinessCombinationsDomain_019e8df6-0456-73bf-948c-8630245dff4d_terseLabel_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Business combinations [domain]</link:label>
    <link:label id="lab_ifrs-full_BusinessCombinationsDomain_label_en-US" xlink:label="lab_ifrs-full_BusinessCombinationsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business combinations [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BusinessCombinationsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BusinessCombinationsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BusinessCombinationsDomain" xlink:to="lab_ifrs-full_BusinessCombinationsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DomainNamesAndRelatedWebsitesMember_019e8df6-064b-7c00-8e88-6a429ad8646d_terseLabel_en-US" xlink:label="lab_gamb_DomainNamesAndRelatedWebsitesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Domain names and related websites</link:label>
    <link:label id="lab_gamb_DomainNamesAndRelatedWebsitesMember_label_en-US" xlink:label="lab_gamb_DomainNamesAndRelatedWebsitesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Domain Names And Related Websites [Member]</link:label>
    <link:label id="lab_gamb_DomainNamesAndRelatedWebsitesMember_documentation_en-US" xlink:label="lab_gamb_DomainNamesAndRelatedWebsitesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Domain names and related websites.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DomainNamesAndRelatedWebsitesMember" xlink:href="gamb-20260630.xsd#gamb_DomainNamesAndRelatedWebsitesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DomainNamesAndRelatedWebsitesMember" xlink:to="lab_gamb_DomainNamesAndRelatedWebsitesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_ProductsAndServicesDomain_019e8df6-064b-7834-a17a-f18cb16645ba_terseLabel_en-US" xlink:label="lab_srt_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:label id="lab_srt_ProductsAndServicesDomain_label_en-US" xlink:label="lab_srt_ProductsAndServicesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Product and Service [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_ProductsAndServicesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_ProductsAndServicesDomain" xlink:to="lab_srt_ProductsAndServicesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestRateMeasurementInputMember_019e8df6-055b-7f0b-82d9-a3c117d1f993_verboseLabel_en-US" xlink:label="lab_ifrs-full_InterestRateMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Risk free interest rate</link:label>
    <link:label id="lab_ifrs-full_InterestRateMeasurementInputMember_label_en-US" xlink:label="lab_ifrs-full_InterestRateMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest rate, measurement input [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRateMeasurementInputMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestRateMeasurementInputMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestRateMeasurementInputMember" xlink:to="lab_ifrs-full_InterestRateMeasurementInputMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable_019e8df6-055b-7675-a0cf-34574aeb95c1_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Attribution Of Expenses By Nature To Their Function [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of attribution of expenses by nature to their function [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable" xlink:to="lab_ifrs-full_DisclosureOfAttributionOfExpensesByNatureToTheirFunctionTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationLiabilitySettlementAmount_019fb3bc-e122-7560-a52d-a6bee0a3906b_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Settlement &#8211; 2025 performance amount (cash)</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilitySettlementAmount_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Settlement Amount</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilitySettlementAmount_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Settlement Amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiabilitySettlementAmount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:to="lab_gamb_DeferredConsiderationLiabilitySettlementAmount" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized_019e8df6-064b-796b-a89a-3cafc54065ef_terseLabel_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trading losses and other allowances not recognized</link:label>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized_label_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Losses And Other Allowances Not Recognized</link:label>
    <link:label id="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized_documentation_en-US" xlink:label="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trading losses and other allowances not recognized.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:href="gamb-20260630.xsd#gamb_TradingLossesAndOtherAllowancesNotRecognized"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:to="lab_gamb_TradingLossesAndOtherAllowancesNotRecognized" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock_019e8df6-064b-7b98-a52b-5d27b6d06827_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SHARE-BASED COMPENSATION RESERVE</link:label>
    <link:label id="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Share Option And Warrants Reserve Explanatory [Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of share option and warrants reserve.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:to="lab_gamb_DisclosureOfShareOptionAndWarrantsReserveExplanatoryTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities_019e8df6-055b-7f6a-ba1d-bf9666dc4d58_terseLabel_en-US" xlink:label="lab_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Maturity Profile for Financial Liabilities</link:label>
    <link:label id="lab_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities_label_en-US" xlink:label="lab_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of maturity analysis for non-derivative financial liabilities [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities" xlink:to="lab_ifrs-full_MaturityAnalysisForNonderivativeFinancialLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_019e8df6-064b-770f-b022-5cabe9100e31_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share options expired (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_019e8df6-064b-7145-80ab-789b39ca7212_negatedLabel_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Expired (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of share options expired in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_WeightedAverageRemainingPeriod_019e8df6-064b-72a9-a672-eec851efb24a_terseLabel_en-US" xlink:label="lab_gamb_WeightedAverageRemainingPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average remaining amortization period, years</link:label>
    <link:label id="lab_gamb_WeightedAverageRemainingPeriod_label_en-US" xlink:label="lab_gamb_WeightedAverageRemainingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted-Average Remaining Period</link:label>
    <link:label id="lab_gamb_WeightedAverageRemainingPeriod_documentation_en-US" xlink:label="lab_gamb_WeightedAverageRemainingPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted-Average Remaining Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_WeightedAverageRemainingPeriod" xlink:href="gamb-20260630.xsd#gamb_WeightedAverageRemainingPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_WeightedAverageRemainingPeriod" xlink:to="lab_gamb_WeightedAverageRemainingPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RestructuringCostsMember_019ecfa8-e2df-7d48-911f-467a8bf23e2b_terseLabel_en-US" xlink:label="lab_gamb_RestructuringCostsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring costs</link:label>
    <link:label id="lab_gamb_RestructuringCostsMember_label_en-US" xlink:label="lab_gamb_RestructuringCostsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Costs [Member]</link:label>
    <link:label id="lab_gamb_RestructuringCostsMember_documentation_en-US" xlink:label="lab_gamb_RestructuringCostsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restructuring Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RestructuringCostsMember" xlink:href="gamb-20260630.xsd#gamb_RestructuringCostsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RestructuringCostsMember" xlink:to="lab_gamb_RestructuringCostsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TopTenCustomersMember_019e8df6-064b-7cec-bb28-c4290261c9bc_terseLabel_en-US" xlink:label="lab_gamb_TopTenCustomersMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Top Ten Customers</link:label>
    <link:label id="lab_gamb_TopTenCustomersMember_label_en-US" xlink:label="lab_gamb_TopTenCustomersMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Top Ten Customers [Member]</link:label>
    <link:label id="lab_gamb_TopTenCustomersMember_documentation_en-US" xlink:label="lab_gamb_TopTenCustomersMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Top ten customers.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TopTenCustomersMember" xlink:href="gamb-20260630.xsd#gamb_TopTenCustomersMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TopTenCustomersMember" xlink:to="lab_gamb_TopTenCustomersMember" xlink:type="arc" order="1"/>
    <link:label id="lab_currency_USD_019e8df6-055a-7734-a37e-f744703fbe47_terseLabel_en-US" xlink:label="lab_currency_USD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">US Dollar</link:label>
    <link:label id="lab_currency_USD_label_en-US" xlink:label="lab_currency_USD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">United States of America, Dollars</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_currency_USD" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_USD"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_USD" xlink:to="lab_currency_USD" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AcquiredTechnologyAndSoftwareMember_019e8df6-055a-7942-a778-09fd5e5b7bff_terseLabel_en-US" xlink:label="lab_gamb_AcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ACQUIRED TECHNOLOGY AND SOFTWARE</link:label>
    <link:label id="lab_gamb_AcquiredTechnologyAndSoftwareMember_019e8df6-055a-727e-884d-d37950c36402_verboseLabel_en-US" xlink:label="lab_gamb_AcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Acquired technology and software</link:label>
    <link:label id="lab_gamb_AcquiredTechnologyAndSoftwareMember_label_en-US" xlink:label="lab_gamb_AcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Technology And Software [Member]</link:label>
    <link:label id="lab_gamb_AcquiredTechnologyAndSoftwareMember_documentation_en-US" xlink:label="lab_gamb_AcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Acquired Technology And Software</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AcquiredTechnologyAndSoftwareMember" xlink:href="gamb-20260630.xsd#gamb_AcquiredTechnologyAndSoftwareMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AcquiredTechnologyAndSoftwareMember" xlink:to="lab_gamb_AcquiredTechnologyAndSoftwareMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_019e8df6-064b-7481-9ed2-17426cca432d_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares in relation to employee stock purchase plan</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through other changes, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory_019e8df6-064b-7977-b68c-f40589142119_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RELATED PARTY TRANSACTIONS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of related party [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfRelatedPartyExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:to="lab_ifrs-full_DisclosureOfRelatedPartyExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsDomain_019e8df6-055b-7ca8-8d41-f35aee909907_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of financial assets [domain]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfFinancialAssetsDomain_label_en-US" xlink:label="lab_ifrs-full_ClassesOfFinancialAssetsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of financial assets [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfFinancialAssetsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfFinancialAssetsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfFinancialAssetsDomain" xlink:to="lab_ifrs-full_ClassesOfFinancialAssetsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_019e8df6-055b-7c5a-838b-4dfdbd3a0b40_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">INTANGIBLE ASSETS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of intangible assets [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestRateBenchmarksAxis_019e8df6-064b-70a6-a64b-b4b01285fa67_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestRateBenchmarksAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest rate benchmarks [axis]</link:label>
    <link:label id="lab_ifrs-full_InterestRateBenchmarksAxis_label_en-US" xlink:label="lab_ifrs-full_InterestRateBenchmarksAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest rate benchmarks [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestRateBenchmarksAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestRateBenchmarksAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestRateBenchmarksAxis" xlink:to="lab_ifrs-full_InterestRateBenchmarksAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted_019e8df6-055b-774d-a6b6-f233d575abca_terseLabel_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units vested</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted_label_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments , Granted</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted_documentation_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments , Granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:href="gamb-20260630.xsd#gamb_InstrumentsOtherThanEquityInstrumentsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:to="lab_gamb_InstrumentsOtherThanEquityInstrumentsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable_019e8df6-055b-7a42-92f9-9ee6a216df2e_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Reconciliation Of Changes In Intangible Assets And Goodwill [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of reconciliation of changes in intangible assets and goodwill [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentValueAddedTaxReceivables_019faed3-6d2e-798c-9a08-e647421c24da_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentValueAddedTaxReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other receivables includes VAT receivable</link:label>
    <link:label id="lab_ifrs-full_CurrentValueAddedTaxReceivables_label_en-US" xlink:label="lab_ifrs-full_CurrentValueAddedTaxReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current value added tax receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentValueAddedTaxReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentValueAddedTaxReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentValueAddedTaxReceivables" xlink:to="lab_ifrs-full_CurrentValueAddedTaxReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome_019e8df6-055b-7ec1-8c85-bff4012a7096_terseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credited/ (charged) to the profit or loss (Note 23)</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income tax relating to components of other comprehensive income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome" xlink:to="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContentAssetsMember_019e8df6-055a-7875-9990-c21d810a41dc_terseLabel_en-US" xlink:label="lab_gamb_ContentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">CONTENT ASSETS</link:label>
    <link:label id="lab_gamb_ContentAssetsMember_label_en-US" xlink:label="lab_gamb_ContentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Content Assets [member]</link:label>
    <link:label id="lab_gamb_ContentAssetsMember_documentation_en-US" xlink:label="lab_gamb_ContentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Content assets.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContentAssetsMember" xlink:href="gamb-20260630.xsd#gamb_ContentAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContentAssetsMember" xlink:to="lab_gamb_ContentAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestExpenseOnLeaseLiabilities_019e8df6-064b-7dd5-bb19-b40f05cc44a2_terseLabel_en-US" xlink:label="lab_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest expense</link:label>
    <link:label id="lab_ifrs-full_InterestExpenseOnLeaseLiabilities_019e8df6-064b-7018-a9f2-c823300c7822_verboseLabel_en-US" xlink:label="lab_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Interest expense on lease liabilities</link:label>
    <link:label id="lab_ifrs-full_InterestExpenseOnLeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest expense on lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestExpenseOnLeaseLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:to="lab_ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExternalMarketingExpensesMember_019e8df6-064b-7dfb-bffa-5f0852b26624_terseLabel_en-US" xlink:label="lab_gamb_ExternalMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">External marketing expenses</link:label>
    <link:label id="lab_gamb_ExternalMarketingExpensesMember_label_en-US" xlink:label="lab_gamb_ExternalMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">External Marketing Expenses [Member]</link:label>
    <link:label id="lab_gamb_ExternalMarketingExpensesMember_documentation_en-US" xlink:label="lab_gamb_ExternalMarketingExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">External marketing expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExternalMarketingExpensesMember" xlink:href="gamb-20260630.xsd#gamb_ExternalMarketingExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExternalMarketingExpensesMember" xlink:to="lab_gamb_ExternalMarketingExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherPayables_019e8df6-055b-7e82-aa9a-7be1366bc595_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherPayables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherPayables" xlink:to="lab_ifrs-full_TradeAndOtherPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ConsultancyFeesMember_019ecfab-17d8-7c92-a959-ec428ecdc1c7_terseLabel_en-US" xlink:label="lab_gamb_ConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consultancy fees</link:label>
    <link:label id="lab_gamb_ConsultancyFeesMember_label_en-US" xlink:label="lab_gamb_ConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consultancy Fees [Member]</link:label>
    <link:label id="lab_gamb_ConsultancyFeesMember_documentation_en-US" xlink:label="lab_gamb_ConsultancyFeesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Consultancy Fees</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ConsultancyFeesMember" xlink:href="gamb-20260630.xsd#gamb_ConsultancyFeesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ConsultancyFeesMember" xlink:to="lab_gamb_ConsultancyFeesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingMinimumLiquidityRequirement_019ecf49-b71c-777a-bf63-fb3c0db7acc0_terseLabel_en-US" xlink:label="lab_gamb_BorrowingMinimumLiquidityRequirement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowing minimum liquidity requirement</link:label>
    <link:label id="lab_gamb_BorrowingMinimumLiquidityRequirement_label_en-US" xlink:label="lab_gamb_BorrowingMinimumLiquidityRequirement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Minimum Liquidity Requirement</link:label>
    <link:label id="lab_gamb_BorrowingMinimumLiquidityRequirement_documentation_en-US" xlink:label="lab_gamb_BorrowingMinimumLiquidityRequirement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Minimum Liquidity Requirement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingMinimumLiquidityRequirement" xlink:href="gamb-20260630.xsd#gamb_BorrowingMinimumLiquidityRequirement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingMinimumLiquidityRequirement" xlink:to="lab_gamb_BorrowingMinimumLiquidityRequirement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate_019e8df6-055a-7a30-99c4-4545ae1b03de_terseLabel_en-US" xlink:label="lab_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Goodwill recognized</link:label>
    <link:label id="lab_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GoodwillRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_GoodwillRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock_019e8df6-064b-7844-b430-f1658b09b2bc_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Number of Share Options, Warrants, Other Than Equity Instruments Outstanding</link:label>
    <link:label id="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Number Of Share Options, Warrants, Other Than Equity Instruments Outstanding [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure Of Number of Share Options, Warrants, Other Than Equity Instruments Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:to="lab_gamb_DisclosureOfNumberOfShareOptionsWarrantsOtherThanEquityInstrumentsOutstandingTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments_019e8df6-055b-75f9-9a6e-d98576055c8e_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Significant unobservable input</link:label>
    <link:label id="lab_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments_label_en-US" xlink:label="lab_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Significant unobservable input, entity's own equity instruments</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments" xlink:to="lab_ifrs-full_SignificantUnobservableInputEntitysOwnEquityInstruments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable_019e8df6-055b-7085-9556-c49a9764fd24_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Classes Of Share Capital [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of classes of share capital [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:to="lab_ifrs-full_DisclosureOfClassesOfShareCapitalTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_UnobservableInputsAxis_019e8df6-064b-741f-8819-119aec172a15_terseLabel_en-US" xlink:label="lab_ifrs-full_UnobservableInputsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unobservable inputs [axis]</link:label>
    <link:label id="lab_ifrs-full_UnobservableInputsAxis_label_en-US" xlink:label="lab_ifrs-full_UnobservableInputsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unobservable inputs [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_UnobservableInputsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_UnobservableInputsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_UnobservableInputsAxis" xlink:to="lab_ifrs-full_UnobservableInputsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DecreaseThroughWriteoffFinancialAssets_019e8df6-055b-71e5-ac73-ae9d0d4aefde_terseLabel_en-US" xlink:label="lab_ifrs-full_DecreaseThroughWriteoffFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Write-offs</link:label>
    <link:label id="lab_ifrs-full_DecreaseThroughWriteoffFinancialAssets_label_en-US" xlink:label="lab_ifrs-full_DecreaseThroughWriteoffFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Decrease through write-off, financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DecreaseThroughWriteoffFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DecreaseThroughWriteoffFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DecreaseThroughWriteoffFinancialAssets" xlink:to="lab_ifrs-full_DecreaseThroughWriteoffFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems_019e8df6-064b-76bf-96f6-923dd173eacb_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_019e8df6-055a-77b7-9d75-dbae2772c0c8_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">TRADE AND OTHER RECEIVABLES</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of trade and other receivables [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_LeaseLiabilitiesTranslationDifference_019e8df6-055a-70d1-b131-7d3cf7e42d83_terseLabel_en-US" xlink:label="lab_gamb_LeaseLiabilitiesTranslationDifference" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Translation differences</link:label>
    <link:label id="lab_gamb_LeaseLiabilitiesTranslationDifference_label_en-US" xlink:label="lab_gamb_LeaseLiabilitiesTranslationDifference" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease Liabilities, Translation Difference</link:label>
    <link:label id="lab_gamb_LeaseLiabilitiesTranslationDifference_documentation_en-US" xlink:label="lab_gamb_LeaseLiabilitiesTranslationDifference" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Lease Liabilities, Translation Difference</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_LeaseLiabilitiesTranslationDifference" xlink:href="gamb-20260630.xsd#gamb_LeaseLiabilitiesTranslationDifference"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_LeaseLiabilitiesTranslationDifference" xlink:to="lab_gamb_LeaseLiabilitiesTranslationDifference" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_019e8df6-064b-7be3-b9a3-dd88835c74a7_totalLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Increase (decrease)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through transactions with owners, equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughTransactionsWithOwners" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityCurrent_019e8df6-055a-7c15-a254-348f0311bdde_verboseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Deferred consideration</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityCurrent_019e8df6-055a-7bdf-a178-67560eb08e6e_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred consideration current liabilities</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityCurrent_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability, Current</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiabilityCurrent_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiabilityCurrent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred consideration current liabilities.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiabilityCurrent" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiabilityCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiabilityCurrent" xlink:to="lab_gamb_DeferredConsiderationLiabilityCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod_019e8df6-064b-7de7-a9c9-5a0777a7479c_terseLabel_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vesting period, share-based payments</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod_label_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Award Vesting Period</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod_documentation_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Award Vesting Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:href="gamb-20260630.xsd#gamb_ShareBasedPaymentArrangementAwardVestingPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:to="lab_gamb_ShareBasedPaymentArrangementAwardVestingPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PastDueStatusAxis_019e8df6-055a-7a59-b743-5c41310ee31c_terseLabel_en-US" xlink:label="lab_ifrs-full_PastDueStatusAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Past due status [axis]</link:label>
    <link:label id="lab_ifrs-full_PastDueStatusAxis_label_en-US" xlink:label="lab_ifrs-full_PastDueStatusAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Past due status [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PastDueStatusAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PastDueStatusAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PastDueStatusAxis" xlink:to="lab_ifrs-full_PastDueStatusAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GoodwillMember_019e8df6-064b-7594-88f4-962bbc553889_terseLabel_en-US" xlink:label="lab_ifrs-full_GoodwillMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">GOODWILL</link:label>
    <link:label id="lab_ifrs-full_GoodwillMember_019e8df6-064b-7ca4-9933-d39b1a0cabe1_verboseLabel_en-US" xlink:label="lab_ifrs-full_GoodwillMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Goodwill</link:label>
    <link:label id="lab_ifrs-full_GoodwillMember_label_en-US" xlink:label="lab_ifrs-full_GoodwillMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Goodwill [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GoodwillMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GoodwillMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GoodwillMember" xlink:to="lab_ifrs-full_GoodwillMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_019e8df6-064b-7ee5-a89e-0404e65bf635_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flows generated by operating activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_019e8df6-064b-70a3-9d78-388296463c35_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows generated by operating activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) operating activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:to="lab_ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_019e8df6-055b-7641-90d9-762eac95df9a_negatedLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units forfeited (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_019e8df6-055b-7ff5-9200-b42ea0daac66_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in shares)</link:label>
    <link:label id="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement_label_en-US" xlink:label="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of other equity instruments forfeited in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:to="lab_ifrs-full_NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems_019e8df6-055b-7b6a-9a42-64dc0614f134_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NoncurrentLiabilitiesAbstract_019e8df6-055b-7484-8e1b-e43aa5ebde35_terseLabel_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-current liabilities</link:label>
    <link:label id="lab_ifrs-full_NoncurrentLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="lab_ifrs-full_NoncurrentLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory_019e8df6-064b-7e3b-9a6d-ba8e7527e484_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SHARE-BASED PAYMENTS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of share-based payment arrangements [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RestrictedSharesMember_019ecfbd-8266-77d6-a0c2-2e2fcda1c9fc_terseLabel_en-US" xlink:label="lab_gamb_RestrictedSharesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted shares</link:label>
    <link:label id="lab_gamb_RestrictedSharesMember_019e8df6-064b-71f0-b791-cea93e97126c_verboseLabel_en-US" xlink:label="lab_gamb_RestrictedSharesMember" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Restricted shares</link:label>
    <link:label id="lab_gamb_RestrictedSharesMember_label_en-US" xlink:label="lab_gamb_RestrictedSharesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Shares [Member]</link:label>
    <link:label id="lab_gamb_RestrictedSharesMember_documentation_en-US" xlink:label="lab_gamb_RestrictedSharesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restricted Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RestrictedSharesMember" xlink:href="gamb-20260630.xsd#gamb_RestrictedSharesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RestrictedSharesMember" xlink:to="lab_gamb_RestrictedSharesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsAbstract_019e8df6-055a-79e9-8a8a-69082c9d1edd_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [abstract]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfIntangibleAssetsAbstract" xlink:to="lab_ifrs-full_DisclosureOfIntangibleAssetsAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract_019e8df6-055b-7331-8e75-2429538711da_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Adjustments for non-cash items:</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments to reconcile profit (loss) [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="lab_ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_NorthAmericaMember_019e8df6-064b-77a9-a640-a31f0690378e_terseLabel_en-US" xlink:label="lab_srt_NorthAmericaMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Europe</link:label>
    <link:label id="lab_srt_NorthAmericaMember_label_en-US" xlink:label="lab_srt_NorthAmericaMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">North America [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NorthAmericaMember" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NorthAmericaMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_NorthAmericaMember" xlink:to="lab_srt_NorthAmericaMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock_019e8df6-055a-7325-95e0-e63d2f086ac6_terseLabel_en-US" xlink:label="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Carrying Amounts of Group's Right-of-use Assets and Lease Liabilities</link:label>
    <link:label id="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock_label_en-US" xlink:label="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule Of Carrying Amount Of Right Of Use Assets And Lease Liabilities [Table Text Block]</link:label>
    <link:label id="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock_documentation_en-US" xlink:label="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Schedule of carrying amount of right of use assets and lease liabilities.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:to="lab_gamb_ScheduleOfCarryingAmountOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LeaseholdImprovementsMember_019e8df6-064b-761e-8429-4ca95bf52141_terseLabel_en-US" xlink:label="lab_ifrs-full_LeaseholdImprovementsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">LEASEHOLD IMPROVEMENTS</link:label>
    <link:label id="lab_ifrs-full_LeaseholdImprovementsMember_label_en-US" xlink:label="lab_ifrs-full_LeaseholdImprovementsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Leasehold improvements [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LeaseholdImprovementsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LeaseholdImprovementsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LeaseholdImprovementsMember" xlink:to="lab_ifrs-full_LeaseholdImprovementsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LegalProceedingsProvision_019fc656-38fe-7645-84ee-c0b37a7dc8f0_terseLabel_en-US" xlink:label="lab_ifrs-full_LegalProceedingsProvision" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Legal proceedings provision</link:label>
    <link:label id="lab_ifrs-full_LegalProceedingsProvision_label_en-US" xlink:label="lab_ifrs-full_LegalProceedingsProvision" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal proceedings provision</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LegalProceedingsProvision" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LegalProceedingsProvision"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LegalProceedingsProvision" xlink:to="lab_ifrs-full_LegalProceedingsProvision" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_019e8df6-055b-731a-9108-c7033f5512a3_terseLabel_en-US" xlink:label="lab_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share repurchase program, authorized ( in shares)</link:label>
    <link:label id="lab_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_label_en-US" xlink:label="lab_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Repurchase Program, Authorized, Number of Shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased"/>
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    <link:label id="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement_019e8df6-064b-75e0-8f6f-cc382e163ebb_terseLabel_en-US" xlink:label="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum instruments available for grants (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement_label_en-US" xlink:label="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Maximum Instruments Available For Grants In Share-Based Payment Arrangement</link:label>
    <link:label id="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Maximum Instruments Available For Grants In Share-Based Payment Arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement" xlink:href="gamb-20260630.xsd#gamb_NumberOfMaximumInstrumentsAvailableForGrantsInShareBasedPaymentArrangement"/>
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    <link:label id="lab_gamb_AdditionsToLeaseLiabilities_019e8df6-055b-730f-b24b-2b74b0f6b38c_terseLabel_en-US" xlink:label="lab_gamb_AdditionsToLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions including adjustments arising as a result of an extension of lease term</link:label>
    <link:label id="lab_gamb_AdditionsToLeaseLiabilities_label_en-US" xlink:label="lab_gamb_AdditionsToLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additions To Lease Liabilities</link:label>
    <link:label id="lab_gamb_AdditionsToLeaseLiabilities_documentation_en-US" xlink:label="lab_gamb_AdditionsToLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Additions To Lease Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AdditionsToLeaseLiabilities" xlink:href="gamb-20260630.xsd#gamb_AdditionsToLeaseLiabilities"/>
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    <link:label id="lab_ifrs-full_ForeignExchangeGain_019e8df6-064b-70d8-b90e-8a08f70c78be_terseLabel_en-US" xlink:label="lab_ifrs-full_ForeignExchangeGain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Foreign exchange gain</link:label>
    <link:label id="lab_ifrs-full_ForeignExchangeGain_label_en-US" xlink:label="lab_ifrs-full_ForeignExchangeGain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Foreign exchange gain</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ForeignExchangeGain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ForeignExchangeGain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ForeignExchangeGain" xlink:to="lab_ifrs-full_ForeignExchangeGain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BetweenOneAndTwoMonthsMember_019e8df6-064b-73ad-99f2-1d9e8bbc1398_terseLabel_en-US" xlink:label="lab_gamb_BetweenOneAndTwoMonthsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">1-30 days past due</link:label>
    <link:label id="lab_gamb_BetweenOneAndTwoMonthsMember_label_en-US" xlink:label="lab_gamb_BetweenOneAndTwoMonthsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Between One And Two Months [Member]</link:label>
    <link:label id="lab_gamb_BetweenOneAndTwoMonthsMember_documentation_en-US" xlink:label="lab_gamb_BetweenOneAndTwoMonthsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Between one and two months.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BetweenOneAndTwoMonthsMember" xlink:href="gamb-20260630.xsd#gamb_BetweenOneAndTwoMonthsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BetweenOneAndTwoMonthsMember" xlink:to="lab_gamb_BetweenOneAndTwoMonthsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_Spotlight.VegasMember_019e8df6-064b-7568-b173-346d5b32fbd6_terseLabel_en-US" xlink:label="lab_gamb_Spotlight.VegasMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas</link:label>
    <link:label id="lab_gamb_Spotlight.VegasMember_label_en-US" xlink:label="lab_gamb_Spotlight.VegasMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas [Member]</link:label>
    <link:label id="lab_gamb_Spotlight.VegasMember_documentation_en-US" xlink:label="lab_gamb_Spotlight.VegasMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Spotlight.Vegas</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_Spotlight.VegasMember" xlink:href="gamb-20260630.xsd#gamb_Spotlight.VegasMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_Spotlight.VegasMember" xlink:to="lab_gamb_Spotlight.VegasMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MobileAppsMember_019e8df6-055b-7e84-8727-4739f73f1c2e_terseLabel_en-US" xlink:label="lab_gamb_MobileAppsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mobile Apps</link:label>
    <link:label id="lab_gamb_MobileAppsMember_label_en-US" xlink:label="lab_gamb_MobileAppsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Mobile Apps [Member]</link:label>
    <link:label id="lab_gamb_MobileAppsMember_documentation_en-US" xlink:label="lab_gamb_MobileAppsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Mobile apps.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MobileAppsMember" xlink:href="gamb-20260630.xsd#gamb_MobileAppsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MobileAppsMember" xlink:to="lab_gamb_MobileAppsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareRepurchaseProgramAmountAvailable_019e8df6-055b-7187-a7c1-42bad3457365_terseLabel_en-US" xlink:label="lab_gamb_ShareRepurchaseProgramAmountAvailable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share repurchase program, amount available</link:label>
    <link:label id="lab_gamb_ShareRepurchaseProgramAmountAvailable_label_en-US" xlink:label="lab_gamb_ShareRepurchaseProgramAmountAvailable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Repurchase Program, Amount Available</link:label>
    <link:label id="lab_gamb_ShareRepurchaseProgramAmountAvailable_documentation_en-US" xlink:label="lab_gamb_ShareRepurchaseProgramAmountAvailable" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Repurchase Program, Amount Available</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareRepurchaseProgramAmountAvailable" xlink:href="gamb-20260630.xsd#gamb_ShareRepurchaseProgramAmountAvailable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareRepurchaseProgramAmountAvailable" xlink:to="lab_gamb_ShareRepurchaseProgramAmountAvailable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensation_019e8df6-055b-76c2-b893-ab6db8ec762c_totalLabel_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Key management personnel compensation</link:label>
    <link:label id="lab_ifrs-full_KeyManagementPersonnelCompensation_label_en-US" xlink:label="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Key management personnel compensation</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_KeyManagementPersonnelCompensation" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensation"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_KeyManagementPersonnelCompensation" xlink:to="lab_ifrs-full_KeyManagementPersonnelCompensation" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NumberOfSharesIssuedAbstract_019e8df6-064b-74b0-b91c-bbd72fcbb5b1_terseLabel_en-US" xlink:label="lab_ifrs-full_NumberOfSharesIssuedAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SHARES</link:label>
    <link:label id="lab_ifrs-full_NumberOfSharesIssuedAbstract_label_en-US" xlink:label="lab_ifrs-full_NumberOfSharesIssuedAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number of shares issued [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NumberOfSharesIssuedAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfSharesIssuedAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NumberOfSharesIssuedAbstract" xlink:to="lab_ifrs-full_NumberOfSharesIssuedAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureLineItems_019e8df6-064b-701b-8c47-6eed7b49b617_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Credit Risk Exposure [Line Items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of credit risk exposure [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCreditRiskExposureLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfCreditRiskExposureLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfCreditRiskExposureLineItems" xlink:to="lab_ifrs-full_DisclosureOfCreditRiskExposureLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges_019e8df6-0456-7443-a4ac-26197b1f18af_negatedTerseLabel_en-US" xlink:label="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedge - effective portion of changes in fair value</link:label>
    <link:label id="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges_label_en-US" xlink:label="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Related To Gains (Losses) On Cash Flow Hedges</link:label>
    <link:label id="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges_documentation_en-US" xlink:label="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Related To Gains (Losses) On Cash Flow Hedges</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:href="gamb-20260630.xsd#gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:to="lab_gamb_IncomeTaxRelatedToGainsLossesOnCashFlowHedges" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentTradeReceivables_019e8df6-055a-7415-b2a4-b603f5639cb5_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentTradeReceivables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables</link:label>
    <link:label id="lab_ifrs-full_CurrentTradeReceivables_label_en-US" xlink:label="lab_ifrs-full_CurrentTradeReceivables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current trade receivables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTradeReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTradeReceivables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentTradeReceivables" xlink:to="lab_ifrs-full_CurrentTradeReceivables" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares_019eefa8-46b5-72d5-9fd1-62564bfbffb3_terseLabel_en-US" xlink:label="lab_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effect of share options (in shares)</link:label>
    <link:label id="lab_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares_label_en-US" xlink:label="lab_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Dilutive effect of share options on weighted average number of ordinary shares</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:to="lab_ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory_019e8df6-055b-7023-9f47-42d74d6ae008_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Activity in the Credit Loss Allowance</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareCapitalMember_019e8df6-064b-70d7-bb4f-876324c03ced_terseLabel_en-US" xlink:label="lab_gamb_ShareCapitalMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share Capital</link:label>
    <link:label id="lab_gamb_ShareCapitalMember_label_en-US" xlink:label="lab_gamb_ShareCapitalMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Capital [Member]</link:label>
    <link:label id="lab_gamb_ShareCapitalMember_documentation_en-US" xlink:label="lab_gamb_ShareCapitalMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share capital.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareCapitalMember" xlink:href="gamb-20260630.xsd#gamb_ShareCapitalMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareCapitalMember" xlink:to="lab_gamb_ShareCapitalMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_GainOnEarlySettlementOfDeferredConsideration_019fda39-8f57-7c69-a01a-2bbd92faaad1_terseLabel_en-US" xlink:label="lab_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain on early settlement of deferred consideration</link:label>
    <link:label id="lab_gamb_GainOnEarlySettlementOfDeferredConsideration_label_en-US" xlink:label="lab_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain On Early Settlement Of Deferred Consideration</link:label>
    <link:label id="lab_gamb_GainOnEarlySettlementOfDeferredConsideration_documentation_en-US" xlink:label="lab_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Gain On Early Settlement Of Deferred Consideration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:href="gamb-20260630.xsd#gamb_GainOnEarlySettlementOfDeferredConsideration"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:to="lab_gamb_GainOnEarlySettlementOfDeferredConsideration" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfEarningsPerShareExplanatory_019e8df6-055a-7961-bd20-d8389775cc1e_verboseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">BASIC AND DILUTED LOSS PER SHARE</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfEarningsPerShareExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of earnings per share [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfEarningsPerShareExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:to="lab_ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_GrossCarryingAmountMember_019e8df6-064b-7793-b3d8-2a99afd5fa9f_terseLabel_en-US" xlink:label="lab_ifrs-full_GrossCarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cost</link:label>
    <link:label id="lab_ifrs-full_GrossCarryingAmountMember_label_en-US" xlink:label="lab_ifrs-full_GrossCarryingAmountMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gross carrying amount [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_GrossCarryingAmountMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GrossCarryingAmountMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_GrossCarryingAmountMember" xlink:to="lab_ifrs-full_GrossCarryingAmountMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_019e8df6-064b-794f-93e4-f769f251e15f_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_019e8df6-064b-7a56-af0e-7e7e19b1ab76_totalLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherCurrentPayables_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other current payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherCurrentPayables" xlink:to="lab_ifrs-full_TradeAndOtherCurrentPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits_019e8df6-064b-705c-ae3a-86890cac0dbf_terseLabel_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares to satisfy employee entitlements arising from the vesting of Restricted Share Units (in shares)</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits_label_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares To Satisfy Employee Entitlements Arising From Vesting Of Restricted Share Units</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits_documentation_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares To Satisfy Employee Entitlements Arising From Vesting Of Restricted Share Units</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:href="gamb-20260630.xsd#gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:to="lab_gamb_IssueOfOrdinarySharesToSatisfyEmployeeEntitlementsArisingFromVestingOfRestrictedShareUnits" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NotLaterThanOneYearMember_019e8df6-055a-75e7-a621-4637f483de90_terseLabel_en-US" xlink:label="lab_ifrs-full_NotLaterThanOneYearMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Less than 1 year</link:label>
    <link:label id="lab_ifrs-full_NotLaterThanOneYearMember_label_en-US" xlink:label="lab_ifrs-full_NotLaterThanOneYearMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Not later than one year [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NotLaterThanOneYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NotLaterThanOneYearMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NotLaterThanOneYearMember" xlink:to="lab_ifrs-full_NotLaterThanOneYearMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract_019e8df6-064b-709f-87ef-0992eaeb0528_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [abstract]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract" xlink:to="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets_019e8df6-055a-72d0-b43d-7595fdfe5343_terseLabel_en-US" xlink:label="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Noncurrent assets excluding deferred tax assets</link:label>
    <link:label id="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets_label_en-US" xlink:label="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Noncurrent Assets Excluding Deferred Tax Assets</link:label>
    <link:label id="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets_documentation_en-US" xlink:label="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Noncurrent Assets Excluding Deferred Tax Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:href="gamb-20260630.xsd#gamb_NoncurrentAssetsExcludingDeferredTaxAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:to="lab_gamb_NoncurrentAssetsExcludingDeferredTaxAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsExercised_019ecf2b-bf5b-7a6e-af11-ebc5d1c82cf8_negatedTerseLabel_en-US" xlink:label="lab_gamb_ShareOptionsExercised" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Share options exercised (Note 14)</link:label>
    <link:label id="lab_gamb_ShareOptionsExercised_label_en-US" xlink:label="lab_gamb_ShareOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options Exercised</link:label>
    <link:label id="lab_gamb_ShareOptionsExercised_documentation_en-US" xlink:label="lab_gamb_ShareOptionsExercised" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share options exercised.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsExercised" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsExercised"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsExercised" xlink:to="lab_gamb_ShareOptionsExercised" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LongtermBorrowings_019e8df6-055b-7e27-b3b4-f3673851e5c7_verboseLabel_en-US" xlink:label="lab_ifrs-full_LongtermBorrowings" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Borrowings</link:label>
    <link:label id="lab_ifrs-full_LongtermBorrowings_label_en-US" xlink:label="lab_ifrs-full_LongtermBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-current portion of non-current borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LongtermBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LongtermBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LongtermBorrowings" xlink:to="lab_ifrs-full_LongtermBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashTransferred_019e8df6-055b-7196-937b-527f63699cbf_terseLabel_en-US" xlink:label="lab_ifrs-full_CashTransferred" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash paid</link:label>
    <link:label id="lab_ifrs-full_CashTransferred_label_en-US" xlink:label="lab_ifrs-full_CashTransferred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash transferred</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashTransferred" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashTransferred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashTransferred" xlink:to="lab_ifrs-full_CashTransferred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LiabilitiesIncurred_019e8df6-055a-71ba-8131-f9eefb257871_terseLabel_en-US" xlink:label="lab_ifrs-full_LiabilitiesIncurred" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent and deferred consideration, at fair value</link:label>
    <link:label id="lab_ifrs-full_LiabilitiesIncurred_label_en-US" xlink:label="lab_ifrs-full_LiabilitiesIncurred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities incurred</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LiabilitiesIncurred" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LiabilitiesIncurred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LiabilitiesIncurred" xlink:to="lab_ifrs-full_LiabilitiesIncurred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred_019e8df6-055b-7848-9a72-ef8046129e8a_totalLabel_en-US" xlink:label="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total acquisition consideration</link:label>
    <link:label id="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred_label_en-US" xlink:label="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consideration transferred, acquisition-date fair value</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:to="lab_ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_019e8df6-055a-794b-ba26-7e5d069770f3_terseLabel_en-US" xlink:label="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from borrowings</link:label>
    <link:label id="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_019e8df6-055a-7d6f-b54c-c59fdb272081_verboseLabel_en-US" xlink:label="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Proceeds from borrowings</link:label>
    <link:label id="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from borrowings, classified as financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_019e8df6-055a-7207-a9d9-69214a68d4a8_negatedLabel_en-US" xlink:label="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Principal paid on lease liability</link:label>
    <link:label id="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments of lease liabilities, classified as financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember_019e8df6-055b-7a28-892b-e2a7ff803f90_terseLabel_en-US" xlink:label="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Employees' bonuses related to acquisition (Note 5)</link:label>
    <link:label id="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember_label_en-US" xlink:label="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Employees' Bonuses Related To Acquisition [Member]</link:label>
    <link:label id="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember_documentation_en-US" xlink:label="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Employees' bonuses related to acquisition</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:href="gamb-20260630.xsd#gamb_EmployeesBonusesRelatedToAcquisitionMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:to="lab_gamb_EmployeesBonusesRelatedToAcquisitionMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss_019e8df6-055a-7005-a2f0-fdb7dbbc0092_terseLabel_en-US" xlink:label="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Provision recognized</link:label>
    <link:label id="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss_label_en-US" xlink:label="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impairment loss recognised in profit or loss</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLoss"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss" xlink:to="lab_ifrs-full_ImpairmentLossRecognisedInProfitOrLoss" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsExplanatory_019e8df6-064b-786e-959c-e9fc59254a1a_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">ACQUISITIONS</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfBusinessCombinationsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfBusinessCombinationsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of business combinations [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfBusinessCombinationsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfBusinessCombinationsExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfBusinessCombinationsExplanatory" xlink:to="lab_ifrs-full_DisclosureOfBusinessCombinationsExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent_019ff12d-184e-759a-afdc-e47736885c4c_terseLabel_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percent of early settled liabilities</link:label>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent_label_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Early Settled liabilities, contingent Liabilities Recognised In Business Combination, Percent</link:label>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent_documentation_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Early Settled liabilities, contingent Liabilities Recognised In Business Combination, Percent</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:href="gamb-20260630.xsd#gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:to="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombinationPercent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019_019e8df6-064b-7211-af63-6ecf02db516b_verboseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of other equity instruments forfeited in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_EntityRegistrantName_019e8df6-064b-79ee-aba8-bdb5caef3fba_terseLabel_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:label id="lab_dei_EntityRegistrantName_label_en-US" xlink:label="lab_dei_EntityRegistrantName" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity Registrant Name</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_EntityRegistrantName" xlink:to="lab_dei_EntityRegistrantName" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BasicEarningsLossPerShare_019e8df6-064b-7dc5-9344-149331b023d5_terseLabel_en-US" xlink:label="lab_ifrs-full_BasicEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net loss per share attributable to shareholders, basic (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_BasicEarningsLossPerShare_label_en-US" xlink:label="lab_ifrs-full_BasicEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Basic earnings (loss) per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BasicEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BasicEarningsLossPerShare"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BasicEarningsLossPerShare" xlink:to="lab_ifrs-full_BasicEarningsLossPerShare" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities_019e8df6-055b-7a70-85f3-da7b8ed48aa6_verboseLabel_en-US" xlink:label="lab_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Revenue recognized that relates to brought forward contract liabilities</link:label>
    <link:label id="lab_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities_label_en-US" xlink:label="lab_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Decrease through performance obligation being satisfied, contract liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities" xlink:to="lab_ifrs-full_DecreaseThroughPerformanceObligationBeingSatisfiedContractLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LiquidityRiskMember_019e8df6-064b-7de9-a125-c64e66e4318d_terseLabel_en-US" xlink:label="lab_ifrs-full_LiquidityRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Liquidity Risk</link:label>
    <link:label id="lab_ifrs-full_LiquidityRiskMember_label_en-US" xlink:label="lab_ifrs-full_LiquidityRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liquidity risk [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LiquidityRiskMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LiquidityRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LiquidityRiskMember" xlink:to="lab_ifrs-full_LiquidityRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DescriptionOfAccountingPolicyForNewAndAmendedStandardsAdoptedByGroupExplanatoryPolicyTextBlock_019e8df6-055b-71f4-babb-4b7e43fb85e5_terseLabel_en-US" xlink:label="lab_gamb_DescriptionOfAccountingPolicyForNewAndAmendedStandardsAdoptedByGroupExplanatoryPolicyTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">NEW AND AMENDED STANDARDS ADOPTED BY THE COMPANY IN 2026</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_gamb_DescriptionOfAccountingPolicyForNewAndAmendedStandardsAdoptedByGroupExplanatoryPolicyTextBlock" xlink:href="gamb-20260630.xsd#gamb_DescriptionOfAccountingPolicyForNewAndAmendedStandardsAdoptedByGroupExplanatoryPolicyTextBlock"/>
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    <link:label id="lab_ifrs-full_AdjustedWeightedAverageShares_019e8df6-064b-7722-b5f5-b8a91dd5632b_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustedWeightedAverageShares" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average number of ordinary shares, diluted (in shares)</link:label>
    <link:label id="lab_ifrs-full_AdjustedWeightedAverageShares_019e8df6-064b-7ecc-bd66-69b1dbb4dc81_totalLabel_en-US" xlink:label="lab_ifrs-full_AdjustedWeightedAverageShares" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Weighted-average number of ordinary shares, diluted (in shares)</link:label>
    <link:label id="lab_ifrs-full_AdjustedWeightedAverageShares_label_en-US" xlink:label="lab_ifrs-full_AdjustedWeightedAverageShares" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average number of ordinary shares used in calculating diluted earnings per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustedWeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustedWeightedAverageShares"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustedWeightedAverageShares" xlink:to="lab_ifrs-full_AdjustedWeightedAverageShares" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration_019fe97e-d534-7c14-a9a7-2789657b9f5c_negatedTerseLabel_en-US" xlink:label="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Accretion of discount early election cash consideration</link:label>
    <link:label id="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration_label_en-US" xlink:label="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accretion Of Discount Early Election Cash Consideration</link:label>
    <link:label id="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration_documentation_en-US" xlink:label="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accretion Of Discount Early Election Cash Consideration</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:href="gamb-20260630.xsd#gamb_AccretionOfDiscountEarlyElectionCashConsideration"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:to="lab_gamb_AccretionOfDiscountEarlyElectionCashConsideration" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis_019e8df6-055b-7d77-8397-9ea19d8bb045_terseLabel_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets with indefinite useful life [axis]</link:label>
    <link:label id="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis_label_en-US" xlink:label="lab_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible assets with indefinite useful life [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsWithIndefiniteUsefulLifeAxis"/>
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    <link:label id="lab_gamb_NumberOfSegments_019e8df6-055b-7fdc-b18d-ceb2617a2692_terseLabel_en-US" xlink:label="lab_gamb_NumberOfSegments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of segments</link:label>
    <link:label id="lab_gamb_NumberOfSegments_label_en-US" xlink:label="lab_gamb_NumberOfSegments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Segments</link:label>
    <link:label id="lab_gamb_NumberOfSegments_documentation_en-US" xlink:label="lab_gamb_NumberOfSegments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of segment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfSegments" xlink:href="gamb-20260630.xsd#gamb_NumberOfSegments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfSegments" xlink:to="lab_gamb_NumberOfSegments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract_019e8df6-064b-7f55-9b47-9f7498769239_terseLabel_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax (expense) benefit</link:label>
    <link:label id="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract_label_en-US" xlink:label="lab_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossAbstract"/>
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    <link:label id="lab_srt_RestatementDomain_019e8df6-064b-7792-add2-275448b3fa52_terseLabel_en-US" xlink:label="lab_srt_RestatementDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revision of Prior Period [Domain]</link:label>
    <link:label id="lab_srt_RestatementDomain_label_en-US" xlink:label="lab_srt_RestatementDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revision of Prior Period [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RestatementDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RestatementDomain" xlink:to="lab_srt_RestatementDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain_019e8df6-055b-7e0a-8728-0aadf6ee51be_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of intangible assets other than goodwill [domain]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain_label_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of intangible assets other than goodwill [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain" xlink:to="lab_ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities_019e8df6-064b-7f85-b2fe-7ade15df0e3f_negatedTerseLabel_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payment of deferred consideration in relation to business combinations</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities_019e8df6-064b-709c-be78-eb5241088f57_terseLabel_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Investing activities</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities_label_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash Flows Used In Obtaining Control Of Subsidiaries Or Other Businesses, Deferred Consideration, Classified As Investing Activities</link:label>
    <link:label id="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities_documentation_en-US" xlink:label="lab_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Cash Flows Used In Obtaining Control Of Subsidiaries Or Other Businesses, Deferred Consideration, Classified As Investing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities" xlink:href="gamb-20260630.xsd#gamb_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesDeferredConsiderationClassifiedAsInvestingActivities"/>
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    <link:label id="lab_ifrs-full_OtherPayables_019e8df6-055a-70b6-a3a3-5ab47ce531f1_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other payables</link:label>
    <link:label id="lab_ifrs-full_OtherPayables_label_en-US" xlink:label="lab_ifrs-full_OtherPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherPayables" xlink:to="lab_ifrs-full_OtherPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherNonCurrentAssetsMember_019fd05b-f0d7-7000-b138-677d47dd3f9e_terseLabel_en-US" xlink:label="lab_gamb_OtherNonCurrentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-current assets</link:label>
    <link:label id="lab_gamb_OtherNonCurrentAssetsMember_label_en-US" xlink:label="lab_gamb_OtherNonCurrentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Non-Current Assets [Member]</link:label>
    <link:label id="lab_gamb_OtherNonCurrentAssetsMember_documentation_en-US" xlink:label="lab_gamb_OtherNonCurrentAssetsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Non-Current Assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherNonCurrentAssetsMember" xlink:href="gamb-20260630.xsd#gamb_OtherNonCurrentAssetsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherNonCurrentAssetsMember" xlink:to="lab_gamb_OtherNonCurrentAssetsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis_019e8df6-055b-7f05-9b7b-eb11a41a4f89_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of intangible assets and goodwill [axis]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis_label_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of intangible assets and goodwill [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:to="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract_019e8df6-064b-7700-af6e-8eea88261409_terseLabel_en-US" xlink:label="lab_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Major components of tax expense (income) [abstract]</link:label>
    <link:label id="lab_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract_label_en-US" xlink:label="lab_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Major components of tax expense (income) [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:to="lab_ifrs-full_MajorComponentsOfTaxExpenseIncomeAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond_019e8df6-055a-77d9-8e41-b98816fe63c0_terseLabel_en-US" xlink:label="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other finance results</link:label>
    <link:label id="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond_label_en-US" xlink:label="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Finance Expenses Related Issuance Of Senior Secured Bond</link:label>
    <link:label id="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond_documentation_en-US" xlink:label="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other finance expenses related issuance of senior secured bond.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:href="gamb-20260630.xsd#gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:to="lab_gamb_OtherFinanceExpensesRelatedIssuanceOfSeniorSecuredBond" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ApplicableMarginMember_019e8df6-055a-7458-bed7-bb7d8d63bd7a_terseLabel_en-US" xlink:label="lab_gamb_ApplicableMarginMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Applicable Margin</link:label>
    <link:label id="lab_gamb_ApplicableMarginMember_label_en-US" xlink:label="lab_gamb_ApplicableMarginMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Applicable Margin [Member]</link:label>
    <link:label id="lab_gamb_ApplicableMarginMember_documentation_en-US" xlink:label="lab_gamb_ApplicableMarginMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Applicable Margin</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ApplicableMarginMember" xlink:href="gamb-20260630.xsd#gamb_ApplicableMarginMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ApplicableMarginMember" xlink:to="lab_gamb_ApplicableMarginMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement_019ecfe7-66ee-72c1-ad6e-2589a17c4c8a_terseLabel_en-US" xlink:label="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of tranches</link:label>
    <link:label id="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement_label_en-US" xlink:label="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Tranches, Share-Based Payment Arrangement</link:label>
    <link:label id="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement_documentation_en-US" xlink:label="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Tranches, Share-Based Payment Arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:href="gamb-20260630.xsd#gamb_NumberOfTranchesShareBasedPaymentArrangement"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:to="lab_gamb_NumberOfTranchesShareBasedPaymentArrangement" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable_019e8df6-055b-7712-95e2-842f9770b900_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of analysis of other comprehensive income by item [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of analysis of other comprehensive income by item [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable" xlink:to="lab_ifrs-full_DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory_019e8df6-064b-77d3-84c6-ae93b753a384_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Intangible Assets</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of reconciliation of changes in intangible assets and goodwill [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:to="lab_ifrs-full_DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019_019e8df6-064b-7025-8b64-eda1792cc08a_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercisable (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options exercisable in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_currency_AllCurrenciesDomain_019e8df6-064b-70ca-8e8a-76734122575c_terseLabel_en-US" xlink:label="lab_currency_AllCurrenciesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">All Currencies [Domain]</link:label>
    <link:label id="lab_currency_AllCurrenciesDomain_label_en-US" xlink:label="lab_currency_AllCurrenciesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">All Currencies [Domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_currency_AllCurrenciesDomain" xlink:href="https://xbrl.sec.gov/currency/2025/currency-2025.xsd#currency_AllCurrenciesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_currency_AllCurrenciesDomain" xlink:to="lab_currency_AllCurrenciesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityAbstract_019e8df6-064b-76ae-90df-09c4233656de_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity</link:label>
    <link:label id="lab_ifrs-full_EquityAbstract_label_en-US" xlink:label="lab_ifrs-full_EquityAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityAbstract" xlink:to="lab_ifrs-full_EquityAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_019e8df6-064b-79b8-bfb6-02497ceaf60c_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Disaggregation Of Revenue From Contracts With Customers [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TaxEffectOutOfPeriodCorrection_019fb311-0ae6-7a7f-95f5-daef33785149_terseLabel_en-US" xlink:label="lab_gamb_TaxEffectOutOfPeriodCorrection" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Out of period correction</link:label>
    <link:label id="lab_gamb_TaxEffectOutOfPeriodCorrection_label_en-US" xlink:label="lab_gamb_TaxEffectOutOfPeriodCorrection" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Effect Out Of Period Correction</link:label>
    <link:label id="lab_gamb_TaxEffectOutOfPeriodCorrection_documentation_en-US" xlink:label="lab_gamb_TaxEffectOutOfPeriodCorrection" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Effect Out Of Period Correction</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TaxEffectOutOfPeriodCorrection" xlink:href="gamb-20260630.xsd#gamb_TaxEffectOutOfPeriodCorrection"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TaxEffectOutOfPeriodCorrection" xlink:to="lab_gamb_TaxEffectOutOfPeriodCorrection" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MaximumForeignExchangeRate_019e8df6-055b-7451-86bc-c4d695fa9ef6_terseLabel_en-US" xlink:label="lab_gamb_MaximumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">High</link:label>
    <link:label id="lab_gamb_MaximumForeignExchangeRate_label_en-US" xlink:label="lab_gamb_MaximumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum Foreign Exchange Rate</link:label>
    <link:label id="lab_gamb_MaximumForeignExchangeRate_documentation_en-US" xlink:label="lab_gamb_MaximumForeignExchangeRate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Maximum foreign exchange rate.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MaximumForeignExchangeRate" xlink:href="gamb-20260630.xsd#gamb_MaximumForeignExchangeRate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MaximumForeignExchangeRate" xlink:to="lab_gamb_MaximumForeignExchangeRate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ProceedsFromExerciseOfOptions_019e8df6-055b-7ae8-96cd-a77ed21f7ab0_terseLabel_en-US" xlink:label="lab_ifrs-full_ProceedsFromExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise of options</link:label>
    <link:label id="lab_ifrs-full_ProceedsFromExerciseOfOptions_label_en-US" xlink:label="lab_ifrs-full_ProceedsFromExerciseOfOptions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from exercise of options</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ProceedsFromExerciseOfOptions" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromExerciseOfOptions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ProceedsFromExerciseOfOptions" xlink:to="lab_ifrs-full_ProceedsFromExerciseOfOptions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subclassifications of assets, liabilities and equities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract" xlink:to="lab_ifrs-full_SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_HedgingInstrumentsAxis_019e8df6-055b-7148-81f7-a91ab79512bb_terseLabel_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging instruments [axis]</link:label>
    <link:label id="lab_ifrs-full_HedgingInstrumentsAxis_label_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging instruments [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_HedgingInstrumentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_HedgingInstrumentsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_HedgingInstrumentsAxis" xlink:to="lab_ifrs-full_HedgingInstrumentsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract_019e8df6-055b-7579-b7f6-e7d55631d43d_terseLabel_en-US" xlink:label="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Before tax</link:label>
    <link:label id="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract_label_en-US" xlink:label="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract" xlink:to="lab_ifrs-full_ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossBeforeTaxAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill_019e8df6-055a-709a-90f4-5cf8b191af62_terseLabel_en-US" xlink:label="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Additions</link:label>
    <link:label id="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill_label_en-US" xlink:label="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Additions other than through business combinations, intangible assets other than goodwill</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:to="lab_ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees_019e8df6-064b-768f-b08f-52f1ad4ee41a_terseLabel_en-US" xlink:label="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unrecognized share-based payment expense, USD</link:label>
    <link:label id="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees_label_en-US" xlink:label="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unrecognized Expense From Share-based Payment Transactions With Employees</link:label>
    <link:label id="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees_documentation_en-US" xlink:label="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Unrecognized Expense From Share-based Payment Transactions With Employees</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:href="gamb-20260630.xsd#gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:to="lab_gamb_UnrecognizedExpenseFromShareBasedPaymentTransactionsWithEmployees" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FutureTaxRefundsMember_019e8df6-055a-7db0-8b12-a3ec499132ff_terseLabel_en-US" xlink:label="lab_gamb_FutureTaxRefundsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Future Tax Refunds</link:label>
    <link:label id="lab_gamb_FutureTaxRefundsMember_label_en-US" xlink:label="lab_gamb_FutureTaxRefundsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Future Tax Refunds [Member]</link:label>
    <link:label id="lab_gamb_FutureTaxRefundsMember_documentation_en-US" xlink:label="lab_gamb_FutureTaxRefundsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Future Tax Refunds</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FutureTaxRefundsMember" xlink:href="gamb-20260630.xsd#gamb_FutureTaxRefundsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FutureTaxRefundsMember" xlink:to="lab_gamb_FutureTaxRefundsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TaxEffectOfIntangibleAssets_019ecf9a-6b1f-73b0-a5a0-4a51068acab0_terseLabel_en-US" xlink:label="lab_gamb_TaxEffectOfIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tax effect of intangible assets</link:label>
    <link:label id="lab_gamb_TaxEffectOfIntangibleAssets_label_en-US" xlink:label="lab_gamb_TaxEffectOfIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Effect Of Intangible Assets</link:label>
    <link:label id="lab_gamb_TaxEffectOfIntangibleAssets_documentation_en-US" xlink:label="lab_gamb_TaxEffectOfIntangibleAssets" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax effect of intangible assets.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TaxEffectOfIntangibleAssets" xlink:href="gamb-20260630.xsd#gamb_TaxEffectOfIntangibleAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TaxEffectOfIntangibleAssets" xlink:to="lab_gamb_TaxEffectOfIntangibleAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates_019e8df6-055a-7c69-8703-04772e4450e8_terseLabel_en-US" xlink:label="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of national markets</link:label>
    <link:label id="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates_label_en-US" xlink:label="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of National Markets In Which Entity Operates</link:label>
    <link:label id="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates_documentation_en-US" xlink:label="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of National Markets In Which Entity Operates</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:href="gamb-20260630.xsd#gamb_NumberOfNationalMarketsInWhichEntityOperates"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:to="lab_gamb_NumberOfNationalMarketsInWhichEntityOperates" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable_019fb334-7ecc-7e9e-8de2-ad9837be586d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of temporary difference, unused tax losses and unused tax credits [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:to="lab_ifrs-full_DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LaterThanThreeMonthsMember_019e8df6-064b-7019-b63e-427508d13934_terseLabel_en-US" xlink:label="lab_ifrs-full_LaterThanThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">More than 90 days past due</link:label>
    <link:label id="lab_ifrs-full_LaterThanThreeMonthsMember_label_en-US" xlink:label="lab_ifrs-full_LaterThanThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Later than three months [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LaterThanThreeMonthsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanThreeMonthsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LaterThanThreeMonthsMember" xlink:to="lab_ifrs-full_LaterThanThreeMonthsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherEuropeMember_019e8df6-064b-75d6-8cc6-dc50d606ea09_terseLabel_en-US" xlink:label="lab_gamb_OtherEuropeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.K. and Ireland</link:label>
    <link:label id="lab_gamb_OtherEuropeMember_label_en-US" xlink:label="lab_gamb_OtherEuropeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Europe [Member]</link:label>
    <link:label id="lab_gamb_OtherEuropeMember_documentation_en-US" xlink:label="lab_gamb_OtherEuropeMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Europe.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherEuropeMember" xlink:href="gamb-20260630.xsd#gamb_OtherEuropeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherEuropeMember" xlink:to="lab_gamb_OtherEuropeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashOutflowForLeases_019e8df6-064b-7eb2-9294-629a318351ae_negatedLabel_en-US" xlink:label="lab_ifrs-full_CashOutflowForLeases" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Payments</link:label>
    <link:label id="lab_ifrs-full_CashOutflowForLeases_label_en-US" xlink:label="lab_ifrs-full_CashOutflowForLeases" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash outflow for leases</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashOutflowForLeases" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashOutflowForLeases"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashOutflowForLeases" xlink:to="lab_ifrs-full_CashOutflowForLeases" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis_019e8df6-055b-7cc0-9b44-856ee48544e8_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Currency in which information is displayed [axis]</link:label>
    <link:label id="lab_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis_label_en-US" xlink:label="lab_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Currency in which information is displayed [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrencyInWhichInformationIsDisplayedAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis" xlink:to="lab_ifrs-full_CurrencyInWhichInformationIsDisplayedAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BankFeesSettledInCash_019ecfad-a482-7823-adf7-160787426e93_terseLabel_en-US" xlink:label="lab_gamb_BankFeesSettledInCash" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other finance fees relating to bank fees</link:label>
    <link:label id="lab_gamb_BankFeesSettledInCash_label_en-US" xlink:label="lab_gamb_BankFeesSettledInCash" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Bank Fees Settled In Cash</link:label>
    <link:label id="lab_gamb_BankFeesSettledInCash_documentation_en-US" xlink:label="lab_gamb_BankFeesSettledInCash" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Bank Fees Settled In Cash</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BankFeesSettledInCash" xlink:href="gamb-20260630.xsd#gamb_BankFeesSettledInCash"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BankFeesSettledInCash" xlink:to="lab_gamb_BankFeesSettledInCash" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfContingentLiabilitiesAbstract_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfContingentLiabilitiesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of contingent liabilities [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfContingentLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfContingentLiabilitiesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfContingentLiabilitiesAbstract" xlink:to="lab_ifrs-full_DisclosureOfContingentLiabilitiesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences_019e8df6-064b-7616-85f1-32ed73ec2456_terseLabel_en-US" xlink:label="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Movement in unrecognized temporary differences</link:label>
    <link:label id="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences_label_en-US" xlink:label="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Effect From Movements In Temporary Differences</link:label>
    <link:label id="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences_documentation_en-US" xlink:label="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Effect From Movements In Temporary Differences</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:href="gamb-20260630.xsd#gamb_TaxEffectFromMovementsInTemporaryDifferences"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:to="lab_gamb_TaxEffectFromMovementsInTemporaryDifferences" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_019e8df6-055a-7d17-91aa-4ccaa456eee4_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Disaggregated Revenue by Market Based on Location, Monetization Type and Product Type</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:to="lab_ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock_019e8df6-055b-70a9-8c96-450c6918aa05_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Trade and Other Receivables</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information Of Trade And Other Receivables Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information of trade and other receivables explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationOfTradeAndOtherReceivablesExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities_019e8df6-064b-710a-8b9e-7d30695f77b3_terseLabel_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Uncommitted incremental facilities cap</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities_label_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Maximum Uncommitted Incremental Facilities</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities_documentation_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Maximum Uncommitted Incremental Facilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:href="gamb-20260630.xsd#gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:to="lab_gamb_BorrowingFacilitiesMaximumUncommittedIncrementalFacilities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherProductTypeRevenueMember_019e8df6-064b-7802-806d-c71b4cf0ab5a_terseLabel_en-US" xlink:label="lab_gamb_OtherProductTypeRevenueMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_gamb_OtherProductTypeRevenueMember_label_en-US" xlink:label="lab_gamb_OtherProductTypeRevenueMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Product Type Revenue [Member]</link:label>
    <link:label id="lab_gamb_OtherProductTypeRevenueMember_documentation_en-US" xlink:label="lab_gamb_OtherProductTypeRevenueMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other product type revenue.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherProductTypeRevenueMember" xlink:href="gamb-20260630.xsd#gamb_OtherProductTypeRevenueMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherProductTypeRevenueMember" xlink:to="lab_gamb_OtherProductTypeRevenueMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_Liabilities_019e8df6-055a-7413-8215-2865f1a0486a_totalLabel_en-US" xlink:label="lab_ifrs-full_Liabilities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities</link:label>
    <link:label id="lab_ifrs-full_Liabilities_label_en-US" xlink:label="lab_ifrs-full_Liabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_Liabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Liabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_Liabilities" xlink:to="lab_ifrs-full_Liabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_StatisticalDisclosureForBanksAbstract_label_en-US" xlink:label="lab_srt_StatisticalDisclosureForBanksAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Statistical Disclosure for Banks [Abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatisticalDisclosureForBanksAbstract" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatisticalDisclosureForBanksAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StatisticalDisclosureForBanksAbstract" xlink:to="lab_srt_StatisticalDisclosureForBanksAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity_019e8df6-055a-7c17-b39d-7486419658fd_terseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options expired</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity_019e8df6-055a-7f13-906e-6108f0523d76_verboseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Share options expired</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity_label_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Expiration Of Options, Equity</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity_documentation_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Expiration Of Options, Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:href="gamb-20260630.xsd#gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:to="lab_gamb_IncreaseDecreaseThroughExpirationOfOptionsEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate_019e8df6-055b-7439-9dc7-082b1a090c72_terseLabel_en-US" xlink:label="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition earnout consideration (up to)</link:label>
    <link:label id="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent consideration recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_ContingentConsiderationRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties_019e8df6-064b-7b31-a262-bf1c854a6d1e_terseLabel_en-US" xlink:label="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other awards held by key management and directors (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties_label_en-US" xlink:label="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Instruments Other Than Stock Options Held By Related Parties</link:label>
    <link:label id="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties_documentation_en-US" xlink:label="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Instruments Other Than Stock Options Held By Related Parties</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:href="gamb-20260630.xsd#gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:to="lab_gamb_NumberOfInstrumentsOtherThanStockOptionsHeldByRelatedParties" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate_019eca97-3552-7875-8a7d-62d1d36cfe91_negatedTerseLabel_en-US" xlink:label="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Lease liability</link:label>
    <link:label id="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Lease Liability Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Lease liability recognised as of acquisition date.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_LeaseLiabilityRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_TitleOfIndividualAxis_019e8df6-064b-7a40-a503-ee9477a0c25b_terseLabel_en-US" xlink:label="lab_srt_TitleOfIndividualAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Title and Position [Axis]</link:label>
    <link:label id="lab_srt_TitleOfIndividualAxis_label_en-US" xlink:label="lab_srt_TitleOfIndividualAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Title and Position [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_TitleOfIndividualAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_TitleOfIndividualAxis" xlink:to="lab_srt_TitleOfIndividualAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense_019ecf2b-bf5b-74cb-8b65-1f1a952f36ad_terseLabel_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restricted Share Units expense</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense_label_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments , Expense</link:label>
    <link:label id="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense_documentation_en-US" xlink:label="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Instruments Other Than Equity Instruments , Expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:href="gamb-20260630.xsd#gamb_InstrumentsOtherThanEquityInstrumentsExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:to="lab_gamb_InstrumentsOtherThanEquityInstrumentsExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate_019eca97-3552-73f7-ab45-1dae6c776486_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other payables recognised as of acquisition date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:to="lab_ifrs-full_TradeAndOtherPayablesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_GeneralAndAdministrativeExpensesMember_019e8df6-055a-7fa8-8884-9cd5caea291e_terseLabel_en-US" xlink:label="lab_gamb_GeneralAndAdministrativeExpensesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation expensed to general and administrative expenses (Note 20)</link:label>
    <link:label id="lab_gamb_GeneralAndAdministrativeExpensesMember_label_en-US" xlink:label="lab_gamb_GeneralAndAdministrativeExpensesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">General And Administrative Expenses [Member]</link:label>
    <link:label id="lab_gamb_GeneralAndAdministrativeExpensesMember_documentation_en-US" xlink:label="lab_gamb_GeneralAndAdministrativeExpensesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">General and administrative expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_GeneralAndAdministrativeExpensesMember" xlink:href="gamb-20260630.xsd#gamb_GeneralAndAdministrativeExpensesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_GeneralAndAdministrativeExpensesMember" xlink:to="lab_gamb_GeneralAndAdministrativeExpensesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_019e8df6-064b-714e-95ea-82833504917f_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Translation differences</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through net exchange differences, property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock_019e8df6-064b-7a6e-82b7-29e67f404e97_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Change in Deferred Income Tax</link:label>
    <link:label id="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Change In Deferred Income Tax Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of change in deferred income tax.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfChangeInDeferredIncomeTaxExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019_019e8df6-055a-727c-b92c-2c25a36d7580_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Forfeited (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options forfeited in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees_019eca76-310e-73de-b854-dad1a3f6025b_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Payment of transaction bonus</link:label>
    <link:label id="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees_019eca75-ae45-7185-9a1c-6e066b23d195_terseLabel_en-US" xlink:label="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Payment of transaction bonus</link:label>
    <link:label id="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees_label_en-US" xlink:label="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Payments to and on behalf of employees</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsToAndOnBehalfOfEmployees"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:to="lab_ifrs-full_PaymentsToAndOnBehalfOfEmployees" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember_019e8df6-055b-70a6-a161-fb137e1055be_terseLabel_en-US" xlink:label="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets with indefinite useful lives</link:label>
    <link:label id="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember_label_en-US" xlink:label="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Intangible Assets With Indefinite Useful Lives [Member]</link:label>
    <link:label id="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember_documentation_en-US" xlink:label="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Intangible Assets With Indefinite Useful Lives</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:href="gamb-20260630.xsd#gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:to="lab_gamb_IntangibleAssetsWithIndefiniteUsefulLivesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary_019e8df6-055b-7dea-b1ac-84a17490dc3e_terseLabel_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase consideration due on first anniversary</link:label>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary_label_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Purchase Consideration Due On First Anniversary</link:label>
    <link:label id="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary_documentation_en-US" xlink:label="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Purchase consideration due on first anniversary.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:href="gamb-20260630.xsd#gamb_PurchaseConsiderationDueOnFirstAnniversary"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:to="lab_gamb_PurchaseConsiderationDueOnFirstAnniversary" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentTaxExpenseIncome_019e8df6-055a-7a90-ada0-88f1c065b8b0_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current tax expense</link:label>
    <link:label id="lab_ifrs-full_CurrentTaxExpenseIncome_label_en-US" xlink:label="lab_ifrs-full_CurrentTaxExpenseIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current tax expense (income)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTaxExpenseIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentTaxExpenseIncome" xlink:to="lab_ifrs-full_CurrentTaxExpenseIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_HostingAndWebsiteContentMember_019ecfa7-c2e8-7e68-942c-c420056d07cd_terseLabel_en-US" xlink:label="lab_gamb_HostingAndWebsiteContentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hosting and website content</link:label>
    <link:label id="lab_gamb_HostingAndWebsiteContentMember_label_en-US" xlink:label="lab_gamb_HostingAndWebsiteContentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hosting And Website Content [Member]</link:label>
    <link:label id="lab_gamb_HostingAndWebsiteContentMember_documentation_en-US" xlink:label="lab_gamb_HostingAndWebsiteContentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Hosting And Website Content</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_HostingAndWebsiteContentMember" xlink:href="gamb-20260630.xsd#gamb_HostingAndWebsiteContentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_HostingAndWebsiteContentMember" xlink:to="lab_gamb_HostingAndWebsiteContentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod_019ecfe7-cdc4-78bb-b697-22936b533215_terseLabel_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Award restriction period</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod_label_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Award Restriction Period</link:label>
    <link:label id="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod_documentation_en-US" xlink:label="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share-Based Payment Arrangement, Award Restriction Period</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:href="gamb-20260630.xsd#gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:to="lab_gamb_ShareBasedPaymentArrangementAwardRestrictionPeriod" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_019e8df6-055a-74dc-b22d-e198a192a124_terseLabel_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Non-adjusting events after reporting period [axis]</link:label>
    <link:label id="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_label_en-US" xlink:label="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-adjusting events after reporting period [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NonadjustingEventsAfterReportingPeriodAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:to="lab_ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_HedgingInstrumentsDomain_019e8df6-064b-771f-b44d-e1787968afd9_terseLabel_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging instruments [domain]</link:label>
    <link:label id="lab_ifrs-full_HedgingInstrumentsDomain_label_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentsDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging instruments [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_HedgingInstrumentsDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_HedgingInstrumentsDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_HedgingInstrumentsDomain" xlink:to="lab_ifrs-full_HedgingInstrumentsDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TopOfRangeMember_019e8df6-064b-737e-8162-0299642bf919_terseLabel_en-US" xlink:label="lab_ifrs-full_TopOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maximum</link:label>
    <link:label id="lab_ifrs-full_TopOfRangeMember_label_en-US" xlink:label="lab_ifrs-full_TopOfRangeMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Top of range [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TopOfRangeMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TopOfRangeMember" xlink:to="lab_ifrs-full_TopOfRangeMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities_019e8df6-064b-7953-84ee-888c5e364b29_negatedTerseLabel_en-US" xlink:label="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Interest payment attributable to deferred consideration settled in relation to business combinations</link:label>
    <link:label id="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Paid, Deferred Consideration, Classified As Financing Activities</link:label>
    <link:label id="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities_documentation_en-US" xlink:label="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest Paid, Deferred Consideration, Classified As Financing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:href="gamb-20260630.xsd#gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:to="lab_gamb_InterestPaidDeferredConsiderationClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EarningsPerShareLineItems_019e8df6-055a-7864-aece-711aae08de30_terseLabel_en-US" xlink:label="lab_ifrs-full_EarningsPerShareLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Earnings per share [line items]</link:label>
    <link:label id="lab_ifrs-full_EarningsPerShareLineItems_label_en-US" xlink:label="lab_ifrs-full_EarningsPerShareLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Earnings per share [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EarningsPerShareLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EarningsPerShareLineItems"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EarningsPerShareLineItems" xlink:to="lab_ifrs-full_EarningsPerShareLineItems" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherNoncurrentAssets_019e8df6-055b-7335-809e-16315c62419c_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherNoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other non-current assets</link:label>
    <link:label id="lab_ifrs-full_OtherNoncurrentAssets_label_en-US" xlink:label="lab_ifrs-full_OtherNoncurrentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other non-current assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherNoncurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherNoncurrentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherNoncurrentAssets" xlink:to="lab_ifrs-full_OtherNoncurrentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019_019e8df6-064b-7855-bc64-b57d6cd0c31b_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercise price per share (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019_019e8df6-064b-794c-bb47-a7edcb984936_verboseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Granted (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of other equity instruments granted in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsGrantedInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember_019e8df6-055a-7bf7-b59d-f9bc9d0e7e96_terseLabel_en-US" xlink:label="lab_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">More than 2 years</link:label>
    <link:label id="lab_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember_label_en-US" xlink:label="lab_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Later than three years and not later than four years [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember" xlink:to="lab_ifrs-full_LaterThanThreeYearsAndNotLaterThanFourYearsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges_019e8df6-055b-7e98-90c6-bbe3dc14a258_terseLabel_en-US" xlink:label="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flow hedges - reclassified to profit or loss</link:label>
    <link:label id="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges_label_en-US" xlink:label="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Relating To Reclassification Adjustments On Cash Flow Hedges</link:label>
    <link:label id="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges_documentation_en-US" xlink:label="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Income Tax Relating To Reclassification Adjustments On Cash Flow Hedges</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:href="gamb-20260630.xsd#gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:to="lab_gamb_IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedges" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ComputerAndOfficeEquipmentMember_019e8df6-064b-7d7e-b47c-323a3c2783e8_terseLabel_en-US" xlink:label="lab_gamb_ComputerAndOfficeEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">COMPUTER AND OFFICE EQUIPMENT</link:label>
    <link:label id="lab_gamb_ComputerAndOfficeEquipmentMember_label_en-US" xlink:label="lab_gamb_ComputerAndOfficeEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Computer And Office Equipment [Member]</link:label>
    <link:label id="lab_gamb_ComputerAndOfficeEquipmentMember_documentation_en-US" xlink:label="lab_gamb_ComputerAndOfficeEquipmentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Computer and office equipment.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ComputerAndOfficeEquipmentMember" xlink:href="gamb-20260630.xsd#gamb_ComputerAndOfficeEquipmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ComputerAndOfficeEquipmentMember" xlink:to="lab_gamb_ComputerAndOfficeEquipmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted_019ecfe7-66ee-73fc-9fb8-a8bac503b239_terseLabel_en-US" xlink:label="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Holding period restriction discount percentage</link:label>
    <link:label id="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted_label_en-US" xlink:label="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Holding Restriction Discount Percentage, Options Granted</link:label>
    <link:label id="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted_documentation_en-US" xlink:label="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Percentage of holding restriction discount rate share options granted.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:href="gamb-20260630.xsd#gamb_HoldingRestrictionDiscountPercentageOptionsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:to="lab_gamb_HoldingRestrictionDiscountPercentageOptionsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_019e8df6-055a-739b-9f13-b873e9287c80_terseLabel_en-US" xlink:label="lab_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]</link:label>
    <link:label id="lab_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_label_en-US" xlink:label="lab_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="lab_ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate_019eca97-3552-7e8a-8756-225cc5562e41_negatedTerseLabel_en-US" xlink:label="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other non-current liability</link:label>
    <link:label id="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Non-Current Liabilities Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Non-Current Liabilities Recognised As Of Acquisition Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_OtherNonCurrentLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NotesAndOtherExplanatoryInformationAbstract_label_en-US" xlink:label="lab_ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notes and other explanatory information [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NotesAndOtherExplanatoryInformationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:to="lab_ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember_019fb3f0-a087-7195-8e6a-a9916b5d2693_terseLabel_en-US" xlink:label="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">RSUs Used to Settle Employee Taxes</link:label>
    <link:label id="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember_label_en-US" xlink:label="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">RSUs Used To Settle Employee Taxes [Member]</link:label>
    <link:label id="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember_documentation_en-US" xlink:label="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">RSUs Used To Settle Employee Taxes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:href="gamb-20260630.xsd#gamb_RSUsUsedToSettleEmployeeTaxesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:to="lab_gamb_RSUsUsedToSettleEmployeeTaxesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_FinanceIncomeExpensesNet_019e8df6-064b-7bb7-88f8-7734d8a894a0_negatedLabel_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesNet" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Net finance expense (income)</link:label>
    <link:label id="lab_gamb_FinanceIncomeExpensesNet_label_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesNet" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Finance Income (Expenses), Net</link:label>
    <link:label id="lab_gamb_FinanceIncomeExpensesNet_documentation_en-US" xlink:label="lab_gamb_FinanceIncomeExpensesNet" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Finance income and expenses.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_FinanceIncomeExpensesNet" xlink:href="gamb-20260630.xsd#gamb_FinanceIncomeExpensesNet"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_FinanceIncomeExpensesNet" xlink:to="lab_gamb_FinanceIncomeExpensesNet" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BorrowingsByNameDomain_019e8df6-055b-7af1-aa0c-91d8292ee89c_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings by name [domain]</link:label>
    <link:label id="lab_ifrs-full_BorrowingsByNameDomain_label_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings by name [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsByNameDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsByNameDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingsByNameDomain" xlink:to="lab_ifrs-full_BorrowingsByNameDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherRelatedPartiesMember_019e8df6-055a-793f-8271-8214993c88b1_terseLabel_en-US" xlink:label="lab_ifrs-full_OtherRelatedPartiesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Related Parties</link:label>
    <link:label id="lab_ifrs-full_OtherRelatedPartiesMember_label_en-US" xlink:label="lab_ifrs-full_OtherRelatedPartiesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other related parties [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherRelatedPartiesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherRelatedPartiesMember" xlink:to="lab_ifrs-full_OtherRelatedPartiesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeReceivablesMember_019e8df6-055b-7801-b354-6d4def412511_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade receivables</link:label>
    <link:label id="lab_ifrs-full_TradeReceivablesMember_label_en-US" xlink:label="lab_ifrs-full_TradeReceivablesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade receivables [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeReceivablesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeReceivablesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeReceivablesMember" xlink:to="lab_ifrs-full_TradeReceivablesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrencyRiskMember_019e8df6-055b-7566-b065-662bbb57e07b_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Currency risk</link:label>
    <link:label id="lab_ifrs-full_CurrencyRiskMember_label_en-US" xlink:label="lab_ifrs-full_CurrencyRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Currency risk [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrencyRiskMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrencyRiskMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrencyRiskMember" xlink:to="lab_ifrs-full_CurrencyRiskMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueFromContractsWithCustomers_019e8df6-064b-7f53-9aaf-ed5cdbbc718a_verboseLabel_en-US" xlink:label="lab_ifrs-full_RevenueFromContractsWithCustomers" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Revenue</link:label>
    <link:label id="lab_ifrs-full_RevenueFromContractsWithCustomers_019e8df6-064b-7e1e-8a66-ab245aec196d_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueFromContractsWithCustomers" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total revenues</link:label>
    <link:label id="lab_ifrs-full_RevenueFromContractsWithCustomers_label_en-US" xlink:label="lab_ifrs-full_RevenueFromContractsWithCustomers" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revenue from contracts with customers</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueFromContractsWithCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueFromContractsWithCustomers"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueFromContractsWithCustomers" xlink:to="lab_ifrs-full_RevenueFromContractsWithCustomers" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets_019e8df6-064b-7d45-a2ef-31b233eb4a88_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Translation effect</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through foreign exchange, financial assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughForeignExchangeFinancialAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_FunctionalOrPresentationCurrencyMember_019e8df6-064b-7814-8870-139645298a4a_terseLabel_en-US" xlink:label="lab_ifrs-full_FunctionalOrPresentationCurrencyMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Functional or presentation currency</link:label>
    <link:label id="lab_ifrs-full_FunctionalOrPresentationCurrencyMember_label_en-US" xlink:label="lab_ifrs-full_FunctionalOrPresentationCurrencyMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Functional or presentation currency [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_FunctionalOrPresentationCurrencyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FunctionalOrPresentationCurrencyMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_FunctionalOrPresentationCurrencyMember" xlink:to="lab_ifrs-full_FunctionalOrPresentationCurrencyMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage_019fb3be-71f6-7a77-9f5a-43847b5026b4_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Effective discount percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage_label_en-US" xlink:label="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration, Effective Discount Percentage</link:label>
    <link:label id="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration, Effective Discount Percentage</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationEffectiveDiscountPercentage"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:to="lab_gamb_DeferredConsiderationEffectiveDiscountPercentage" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments_019e8df6-055a-7129-a1f0-6bb152c3d5f2_terseLabel_en-US" xlink:label="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted average remaining contractual life for options and warrants issued as share based payments</link:label>
    <link:label id="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments_label_en-US" xlink:label="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Remaining Contractual Life For Options And Warrants Issued As Share Based Payments</link:label>
    <link:label id="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments_documentation_en-US" xlink:label="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted average remaining contractual life for options and warrants issued as share based payments.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:href="gamb-20260630.xsd#gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:to="lab_gamb_WeightedAverageRemainingContractualLifeForOptionsAndWarrantsIssuedAsShareBasedPayments" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_019e8df6-064b-7699-83a1-0017008695a5_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liability</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_019e8df6-064b-7c35-9dfa-b4fe324b2d76_negatedLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Deferred tax liability</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_019e8df6-064b-7f5d-8cfa-9923b04df24d_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Intangible assets - deferred tax liability</link:label>
    <link:label id="lab_ifrs-full_DeferredTaxLiabilities_label_en-US" xlink:label="lab_ifrs-full_DeferredTaxLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred tax liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DeferredTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DeferredTaxLiabilities" xlink:to="lab_ifrs-full_DeferredTaxLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_StatementGeographicalAxis_019e8df6-055b-7c74-baeb-0bc61eeec27a_terseLabel_en-US" xlink:label="lab_srt_StatementGeographicalAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Geographical [Axis]</link:label>
    <link:label id="lab_srt_StatementGeographicalAxis_label_en-US" xlink:label="lab_srt_StatementGeographicalAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Geographical [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StatementGeographicalAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_StatementGeographicalAxis" xlink:to="lab_srt_StatementGeographicalAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncome_019e8df6-055a-7c56-a706-752a0fb6cd2c_totalLabel_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Other comprehensive income (loss) for the period, net of tax</link:label>
    <link:label id="lab_ifrs-full_OtherComprehensiveIncome_label_en-US" xlink:label="lab_ifrs-full_OtherComprehensiveIncome" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other comprehensive income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_OtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncome"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_OtherComprehensiveIncome" xlink:to="lab_ifrs-full_OtherComprehensiveIncome" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TreasurySharesMember_019e8df6-064b-709e-8d5d-1a0709893454_terseLabel_en-US" xlink:label="lab_ifrs-full_TreasurySharesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Treasury Shares</link:label>
    <link:label id="lab_ifrs-full_TreasurySharesMember_label_en-US" xlink:label="lab_ifrs-full_TreasurySharesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Treasury shares [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TreasurySharesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TreasurySharesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TreasurySharesMember" xlink:to="lab_ifrs-full_TreasurySharesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_PastDueStatusDomain_019e8df6-064b-79a1-a2ac-2c31bd4bd19f_terseLabel_en-US" xlink:label="lab_ifrs-full_PastDueStatusDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Past due status [domain]</link:label>
    <link:label id="lab_ifrs-full_PastDueStatusDomain_label_en-US" xlink:label="lab_ifrs-full_PastDueStatusDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Past due status [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_PastDueStatusDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PastDueStatusDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_PastDueStatusDomain" xlink:to="lab_ifrs-full_PastDueStatusDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed_019e8df6-064b-7491-8609-73373aaae451_totalLabel_en-US" xlink:label="lab_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total net assets</link:label>
    <link:label id="lab_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed_label_en-US" xlink:label="lab_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Identifiable assets acquired (liabilities assumed)</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed" xlink:to="lab_ifrs-full_IdentifiableAssetsAcquiredLiabilitiesAssumed" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_019e8df6-064b-7dcc-a4c7-646dcd9bbc03_totalLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Net movement in cash and cash equivalents</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) in cash and cash equivalents before effect of exchange rate changes</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="lab_ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_019e8df6-055b-750c-a026-12f2438919ee_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of share-based payment arrangements [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of share-based payment arrangements [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfSharebasedPaymentArrangementsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="lab_ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_019e8df6-055a-7526-9abc-f8324ec46d72_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Depreciation and amortization</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments for depreciation and amortisation expense</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:to="lab_ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_InterestExpenseOnBorrowings_019e8df6-055a-7b28-a80e-07798ac2ae0e_verboseLabel_en-US" xlink:label="lab_ifrs-full_InterestExpenseOnBorrowings" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Interest expense on borrowings (Note 21)</link:label>
    <link:label id="lab_ifrs-full_InterestExpenseOnBorrowings_label_en-US" xlink:label="lab_ifrs-full_InterestExpenseOnBorrowings" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest expense on borrowings</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_InterestExpenseOnBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestExpenseOnBorrowings"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_InterestExpenseOnBorrowings" xlink:to="lab_ifrs-full_InterestExpenseOnBorrowings" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_EquityInterestsOfAcquirer_019e8df6-055a-7557-9c48-da57ff2166c4_terseLabel_en-US" xlink:label="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common shares issued, at fair value</link:label>
    <link:label id="lab_ifrs-full_EquityInterestsOfAcquirer_label_en-US" xlink:label="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Equity interests of acquirer</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_EquityInterestsOfAcquirer" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityInterestsOfAcquirer"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_EquityInterestsOfAcquirer" xlink:to="lab_ifrs-full_EquityInterestsOfAcquirer" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember_019e8df6-064b-7ac3-b10a-9cc605b03c98_terseLabel_en-US" xlink:label="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amortization of acquired technology and software</link:label>
    <link:label id="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember_label_en-US" xlink:label="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortization Of Acquired Technology And Software [Member]</link:label>
    <link:label id="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember_documentation_en-US" xlink:label="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amortization Of Acquired Technology And Software</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:href="gamb-20260630.xsd#gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:to="lab_gamb_AmortizationOfAcquiredTechnologyAndSoftwareMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IssueOfEquity_019e8df6-064b-7300-87d5-a98e2d8fdfd5_terseLabel_en-US" xlink:label="lab_ifrs-full_IssueOfEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares, net of issuance costs</link:label>
    <link:label id="lab_ifrs-full_IssueOfEquity_label_en-US" xlink:label="lab_ifrs-full_IssueOfEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issue of equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IssueOfEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssueOfEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IssueOfEquity" xlink:to="lab_ifrs-full_IssueOfEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination_019e8df6-055b-756a-b549-8744115a72c0_terseLabel_en-US" xlink:label="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent consideration</link:label>
    <link:label id="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination_label_en-US" xlink:label="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Non-Current Contingent Liabilities Recognised In Business Combination</link:label>
    <link:label id="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination_documentation_en-US" xlink:label="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Non-Current Contingent Liabilities Recognised In Business Combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="gamb-20260630.xsd#gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:to="lab_gamb_NonCurrentContingentLiabilitiesRecognisedInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ContingentConsiderationByType1Axis_019ecf8c-75d8-78a2-b35a-ad18059ff878_terseLabel_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Axis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1 [Axis]</link:label>
    <link:label id="lab_gamb_ContingentConsiderationByType1Axis_label_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Axis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1 [Axis]</link:label>
    <link:label id="lab_gamb_ContingentConsiderationByType1Axis_documentation_en-US" xlink:label="lab_gamb_ContingentConsiderationByType1Axis" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Contingent Consideration by Type1</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ContingentConsiderationByType1Axis" xlink:href="gamb-20260630.xsd#gamb_ContingentConsiderationByType1Axis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ContingentConsiderationByType1Axis" xlink:to="lab_gamb_ContingentConsiderationByType1Axis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DeferredConsiderationLiability_019e8df6-055a-79d2-bb41-afc829752dfb_terseLabel_en-US" xlink:label="lab_gamb_DeferredConsiderationLiability" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred consideration</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiability_label_en-US" xlink:label="lab_gamb_DeferredConsiderationLiability" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability</link:label>
    <link:label id="lab_gamb_DeferredConsiderationLiability_documentation_en-US" xlink:label="lab_gamb_DeferredConsiderationLiability" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Deferred Consideration Liability</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DeferredConsiderationLiability" xlink:href="gamb-20260630.xsd#gamb_DeferredConsiderationLiability"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DeferredConsiderationLiability" xlink:to="lab_gamb_DeferredConsiderationLiability" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsExpense_019ecf2b-bf5b-7410-8e2b-0830bd83ad73_terseLabel_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsExpense" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options expense</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsExpense_label_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Options And Warrants Expense</link:label>
    <link:label id="lab_gamb_ShareOptionsAndWarrantsExpense_documentation_en-US" xlink:label="lab_gamb_ShareOptionsAndWarrantsExpense" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share options and warrants expense.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ShareOptionsAndWarrantsExpense" xlink:href="gamb-20260630.xsd#gamb_ShareOptionsAndWarrantsExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ShareOptionsAndWarrantsExpense" xlink:to="lab_gamb_ShareOptionsAndWarrantsExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain_019e8df6-055a-758c-8494-07d009078375_terseLabel_en-US" xlink:label="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Attribution of expenses by nature to their function [domain]</link:label>
    <link:label id="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain_label_en-US" xlink:label="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Attribution of expenses by nature to their function [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain" xlink:to="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination_019ff11a-6aee-71c3-a332-6cf1028ff9a2_terseLabel_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unwinding of discount (Note 21)</link:label>
    <link:label id="lab_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination_label_en-US" xlink:label="lab_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (decrease) through change in discount rate, contingent liabilities recognised in business combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination" xlink:to="lab_ifrs-full_IncreaseDecreaseThroughChangeInDiscountRateContingentLiabilitiesRecognisedInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity_019e8df6-064b-7282-961b-8d6270048872_terseLabel_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of restricted share awards</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity_label_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Issue Of Restricted Shares, Equity</link:label>
    <link:label id="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity_documentation_en-US" xlink:label="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Increase (Decrease) Through Issue Of Restricted Shares, Equity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:href="gamb-20260630.xsd#gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:to="lab_gamb_IncreaseDecreaseThroughIssueOfRestrictedSharesEquity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding_019e8df6-055b-73a0-97a5-b4aee267d809_totalLabel_en-US" xlink:label="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total grants outstanding under 2020 Stock Incentive Plan (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding_label_en-US" xlink:label="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Warrants Reserve, Share Options And Instruments Other than Share Options, Outstanding</link:label>
    <link:label id="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding_documentation_en-US" xlink:label="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Warrants Reserve, Share Options And Instruments Other than Share Options, Outstanding</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:href="gamb-20260630.xsd#gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:to="lab_gamb_NumberOfWarrantsReserveShareOptionsAndInstrumentsOtherThanShareOptionsOutstanding" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInSubsidiariesDomain_019e8df6-064b-7970-8ccb-8d23ed49e071_terseLabel_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInSubsidiariesDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsidiaries [domain]</link:label>
    <link:label id="lab_ifrs-full_SignificantInvestmentsInSubsidiariesDomain_label_en-US" xlink:label="lab_ifrs-full_SignificantInvestmentsInSubsidiariesDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Subsidiaries [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_SignificantInvestmentsInSubsidiariesDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SignificantInvestmentsInSubsidiariesDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_SignificantInvestmentsInSubsidiariesDomain" xlink:to="lab_ifrs-full_SignificantInvestmentsInSubsidiariesDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_019e8df6-055b-7a68-98e8-934b0b625b9f_negatedLabel_en-US" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Repayment of borrowings</link:label>
    <link:label id="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_019e8df6-055b-7e8a-b6dc-ca3069605cb9_terseLabel_en-US" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Principal repayment</link:label>
    <link:label id="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_019e8df6-055b-78a2-bb10-66a5de1a9500_negatedTerseLabel_en-US" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Repayment of principal</link:label>
    <link:label id="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_label_en-US" xlink:label="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Repayments of borrowings, classified as financing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:to="lab_ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember_019e8df6-064b-77b6-a82b-dc9392b1434a_terseLabel_en-US" xlink:label="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other receivables (excluding prepayments and VAT receivable)</link:label>
    <link:label id="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember_label_en-US" xlink:label="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade And Other Receivables Excluding Prepayments Trade And Other Receivables And VAT Receivable [Member]</link:label>
    <link:label id="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember_documentation_en-US" xlink:label="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trade and other receivables excluding prepayments.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:href="gamb-20260630.xsd#gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:to="lab_gamb_TradeAndOtherReceivablesExcludingPrepaymentsTradeAndOtherReceivablesAndVATReceivableMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureExplanatory_019e8df6-064b-793c-99e8-912b10830ae3_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Credit Risk Exposure</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfCreditRiskExposureExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of credit risk exposure [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfCreditRiskExposureExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:to="lab_ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_BorrowingsByNameAxis_019e8df6-064b-78df-b0cc-3e9eacba3bc9_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowings by name [axis]</link:label>
    <link:label id="lab_ifrs-full_BorrowingsByNameAxis_label_en-US" xlink:label="lab_ifrs-full_BorrowingsByNameAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings by name [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsByNameAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsByNameAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_BorrowingsByNameAxis" xlink:to="lab_ifrs-full_BorrowingsByNameAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory_019e8df6-055a-72e7-a036-34ae902bcaa0_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">TRADE AND OTHER PAYABLES</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of trade and other payables [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:to="lab_ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods_019e8df6-055b-793d-a054-5172f904ae2b_terseLabel_en-US" xlink:label="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Change in estimates related to prior periods</link:label>
    <link:label id="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods_label_en-US" xlink:label="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Tax Effect Of Change In Estimates Related To Prior Periods</link:label>
    <link:label id="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods_documentation_en-US" xlink:label="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Tax Effect Of Change In Estimates Related To Prior Periods</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:href="gamb-20260630.xsd#gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:to="lab_gamb_TaxEffectOfChangeInEstimatesRelatedToPriorPeriods" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory_019e8df6-055b-75d9-b602-1d0b5d077f67_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">SHARE CAPITAL</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of classes of share capital [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:to="lab_ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AccumulatedImpairmentMember_019e8df6-064b-7f80-86de-8a829006d244_terseLabel_en-US" xlink:label="lab_ifrs-full_AccumulatedImpairmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit loss allowance</link:label>
    <link:label id="lab_ifrs-full_AccumulatedImpairmentMember_label_en-US" xlink:label="lab_ifrs-full_AccumulatedImpairmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accumulated impairment [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AccumulatedImpairmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AccumulatedImpairmentMember"/>
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    <link:label id="lab_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory_019e8df6-055b-7e74-acff-c1f5a9a60b82_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Capital Reserve</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfReservesAndOtherEquityInterestExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of reserves within equity [text block]</link:label>
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    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory_019e8df6-064b-7433-a264-f431bd411765_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Property and Equipment</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [text block]</link:label>
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    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain_019e8df6-055a-73d4-b460-a49f93b287c6_terseLabel_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Classes of intangible assets and goodwill [domain]</link:label>
    <link:label id="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain_label_en-US" xlink:label="lab_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Classes of intangible assets and goodwill [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfIntangibleAssetsAndGoodwillDomain"/>
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    <link:label id="lab_ifrs-full_BorrowingsInterestRate_019e8df6-064b-77bb-a549-f596eaddeca6_terseLabel_en-US" xlink:label="lab_ifrs-full_BorrowingsInterestRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest rate</link:label>
    <link:label id="lab_ifrs-full_BorrowingsInterestRate_label_en-US" xlink:label="lab_ifrs-full_BorrowingsInterestRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowings, interest rate</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_BorrowingsInterestRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsInterestRate"/>
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    <link:label id="lab_ifrs-full_HedgingInstrumentAssets_019e8df6-064b-7b62-aa4c-fbea906e6e6e_terseLabel_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Outflow</link:label>
    <link:label id="lab_ifrs-full_HedgingInstrumentAssets_label_en-US" xlink:label="lab_ifrs-full_HedgingInstrumentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Hedging instrument, assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_HedgingInstrumentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_HedgingInstrumentAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_HedgingInstrumentAssets" xlink:to="lab_ifrs-full_HedgingInstrumentAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_019e8df6-064b-720d-bd3a-978c9a863820_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flows used in investing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_019e8df6-064b-7c8a-b16e-732a838492d0_terseLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash flows used in investing activities</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) investing activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
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    <link:label id="lab_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory_019e8df6-055a-75db-8f00-74e4cf7f1d8e_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Amounts Related to Cash Flow Hedge</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfDerivativeFinancialInstrumentsExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of derivative financial instruments [text block]</link:label>
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    <link:label id="lab_gamb_DisclosureOfUnrecognizedShareBasedPaymentArrangementsAndWeightedAverageAmortizationPeriodTableTextBlock_019e8df6-055b-78ef-9e9e-542dbbc42d0b_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfUnrecognizedShareBasedPaymentArrangementsAndWeightedAverageAmortizationPeriodTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Unrecognized Share-Based Payment Arrangements And Weighted Average Amortization Period</link:label>
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    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfUnrecognizedShareBasedPaymentArrangementsAndWeightedAverageAmortizationPeriodTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfUnrecognizedShareBasedPaymentArrangementsAndWeightedAverageAmortizationPeriodTableTextBlock"/>
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    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems_019e8df6-055a-7a72-ab24-e473832b4e5d_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [line items]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information about intangible assets [line items]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfIntangibleAssetsLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsLineItems"/>
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    <link:label id="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill_019e8df6-064b-764e-ac39-57aa2d52aee4_negatedLabel_en-US" xlink:label="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Amortization charge (Note 20)</link:label>
    <link:label id="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill_label_en-US" xlink:label="lab_ifrs-full_AmortisationIntangibleAssetsOtherThanGoodwill" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amortisation, intangible assets other than goodwill</link:label>
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    <link:label id="lab_gamb_ShareRepurchaseProgramCumulativeAuthorizedAmount_019e8df6-064b-7402-8102-8d751eb6e787_terseLabel_en-US" xlink:label="lab_gamb_ShareRepurchaseProgramCumulativeAuthorizedAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share repurchase program, cumulative authorized, amount</link:label>
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    <link:label id="lab_ifrs-full_CurrentAssets_019e8df6-064b-7085-a649-1d6056723c00_totalLabel_en-US" xlink:label="lab_ifrs-full_CurrentAssets" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Total current assets</link:label>
    <link:label id="lab_ifrs-full_CurrentAssets_label_en-US" xlink:label="lab_ifrs-full_CurrentAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current assets</link:label>
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    <link:label id="lab_ifrs-full_ShareOptionsMember_019e8df6-064b-7546-a83c-f7db950c080f_terseLabel_en-US" xlink:label="lab_ifrs-full_ShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options</link:label>
    <link:label id="lab_ifrs-full_ShareOptionsMember_label_en-US" xlink:label="lab_ifrs-full_ShareOptionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share options [member]</link:label>
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    <link:label id="lab_ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss_019fb3b0-4573-75c4-9c87-982cabe420a6_terseLabel_en-US" xlink:label="lab_ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain within finance income</link:label>
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    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_019e8df6-064b-7852-933a-9d1bf742ccc4_totalLabel_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Cash flows (used in) from operating activities before changes in working capital</link:label>
    <link:label id="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_label_en-US" xlink:label="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Cash flows from (used in) operations before changes in working capital</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:to="lab_ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember_019e8df6-055a-7886-80dc-07c42df5de2f_terseLabel_en-US" xlink:label="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Market Price of Risk Adjustment for EBITDA</link:label>
    <link:label id="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember_label_en-US" xlink:label="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Market Price Of Risk Adjustment For EBITDA, Measurement Input [Member]</link:label>
    <link:label id="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember_documentation_en-US" xlink:label="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Market Price Of Risk Adjustment For EBITDA, Measurement Input</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:href="gamb-20260630.xsd#gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:to="lab_gamb_MarketPriceOfRiskAdjustmentForEBITDAMeasurementInputMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfRisksAxis_019e8df6-064b-784f-a0fb-4c4e17bf7bd2_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfRisksAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of risks [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfRisksAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfRisksAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of risks [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfRisksAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfRisksAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfRisksAxis" xlink:to="lab_ifrs-full_TypesOfRisksAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesAbstract_019e8df6-055a-7ac9-858c-bc6349f120fc_terseLabel_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other payables [abstract]</link:label>
    <link:label id="lab_ifrs-full_TradeAndOtherPayablesAbstract_label_en-US" xlink:label="lab_ifrs-full_TradeAndOtherPayablesAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trade and other payables [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TradeAndOtherPayablesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherPayablesAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TradeAndOtherPayablesAbstract" xlink:to="lab_ifrs-full_TradeAndOtherPayablesAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable_019e8df6-064b-7138-a4ff-c39b5bae6c23_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Transactions Between Related Parties [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of transactions between related parties [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:to="lab_ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_IssueOfOrdinarySharesForAcquisitions_019e8df6-055b-7ed1-8ea1-43f8e7359412_terseLabel_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Issue of ordinary shares for acquisitions</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesForAcquisitions_label_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Issue Of Ordinary Shares For Acquisitions</link:label>
    <link:label id="lab_gamb_IssueOfOrdinarySharesForAcquisitions_documentation_en-US" xlink:label="lab_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share Payments For Acquisitions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:href="gamb-20260630.xsd#gamb_IssueOfOrdinarySharesForAcquisitions"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:to="lab_gamb_IssueOfOrdinarySharesForAcquisitions" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DepreciationPropertyPlantAndEquipment_019e8df6-055a-738d-a5ed-f298470888da_negatedLabel_en-US" xlink:label="lab_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Depreciation charge (Note 20)</link:label>
    <link:label id="lab_ifrs-full_DepreciationPropertyPlantAndEquipment_019e8df6-055a-76c8-9754-04d3810087af_terseLabel_en-US" xlink:label="lab_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total depreciation expense</link:label>
    <link:label id="lab_ifrs-full_DepreciationPropertyPlantAndEquipment_label_en-US" xlink:label="lab_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Depreciation, property, plant and equipment</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationPropertyPlantAndEquipment"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:to="lab_ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AcquiredTechnologyMember_019eca97-3552-79fd-b53f-3e5827c0b144_terseLabel_en-US" xlink:label="lab_gamb_AcquiredTechnologyMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquired technology</link:label>
    <link:label id="lab_gamb_AcquiredTechnologyMember_label_en-US" xlink:label="lab_gamb_AcquiredTechnologyMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Technology [Member]</link:label>
    <link:label id="lab_gamb_AcquiredTechnologyMember_documentation_en-US" xlink:label="lab_gamb_AcquiredTechnologyMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Acquired Technology</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AcquiredTechnologyMember" xlink:href="gamb-20260630.xsd#gamb_AcquiredTechnologyMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AcquiredTechnologyMember" xlink:to="lab_gamb_AcquiredTechnologyMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_LiabilitiesAssumedGross_019eca97-3552-7bab-b8a0-4404abf2d4f1_negatedTotalLabel_en-US" xlink:label="lab_gamb_LiabilitiesAssumedGross" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:type="resource" xml:lang="en-US">Total liabilities assumed</link:label>
    <link:label id="lab_gamb_LiabilitiesAssumedGross_label_en-US" xlink:label="lab_gamb_LiabilitiesAssumedGross" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Liabilities Assumed Gross</link:label>
    <link:label id="lab_gamb_LiabilitiesAssumedGross_documentation_en-US" xlink:label="lab_gamb_LiabilitiesAssumedGross" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Liabilities assumed, gross.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_LiabilitiesAssumedGross" xlink:href="gamb-20260630.xsd#gamb_LiabilitiesAssumedGross"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_LiabilitiesAssumedGross" xlink:to="lab_gamb_LiabilitiesAssumedGross" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfHedgesAxis_019e8df6-055a-7fcf-bb27-8a38d2c7c571_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfHedgesAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of hedges [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfHedgesAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfHedgesAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of hedges [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfHedgesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfHedgesAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfHedgesAxis" xlink:to="lab_ifrs-full_TypesOfHedgesAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_TechnologyExpense_019e8df6-064b-771a-b4d1-b2610d6fb698_negatedLabel_en-US" xlink:label="lab_gamb_TechnologyExpense" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Technology expenses</link:label>
    <link:label id="lab_gamb_TechnologyExpense_label_en-US" xlink:label="lab_gamb_TechnologyExpense" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Technology Expense</link:label>
    <link:label id="lab_gamb_TechnologyExpense_documentation_en-US" xlink:label="lab_gamb_TechnologyExpense" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Technology expense.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_TechnologyExpense" xlink:href="gamb-20260630.xsd#gamb_TechnologyExpense"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_TechnologyExpense" xlink:to="lab_gamb_TechnologyExpense" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination_019ff11d-91ee-76d5-bcdb-fa91ca4218e1_negatedTerseLabel_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Early settlement &#8211; 30% of 2026 performance amount (cash)</link:label>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination_label_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Early Settled Liabilities, Contingent Liabilities Recognised In Business Combination</link:label>
    <link:label id="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination_documentation_en-US" xlink:label="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Early Settled Liabilities, Contingent Liabilities Recognised In Business Combination</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="gamb-20260630.xsd#gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:to="lab_gamb_EarlySettledLiabilitiesContingentLiabilitiesRecognisedInBusinessCombination" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019_019e8df6-064b-70e2-8c22-b69b5a40d7ee_terseLabel_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Exercised (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019_label_en-US" xlink:label="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted average exercise price of share options exercised in share-based payment arrangement</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:to="lab_ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentTaxAssetsCurrent_019eca3d-c566-7ea7-b56b-2870b8d8e7a0_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentTaxAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current tax asset</link:label>
    <link:label id="lab_ifrs-full_CurrentTaxAssetsCurrent_label_en-US" xlink:label="lab_ifrs-full_CurrentTaxAssetsCurrent" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current tax assets, current</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxAssetsCurrent" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTaxAssetsCurrent"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentTaxAssetsCurrent" xlink:to="lab_ifrs-full_CurrentTaxAssetsCurrent" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis_019e8df6-064b-71b4-9afd-347221da88ed_terseLabel_en-US" xlink:label="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Attribution of expenses by nature to their function [axis]</link:label>
    <link:label id="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis_label_en-US" xlink:label="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Attribution of expenses by nature to their function [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis" xlink:to="lab_ifrs-full_AttributionOfExpensesByNatureToTheirFunctionAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted_019ecfe7-66ee-7517-93a7-fa65823b4c9c_terseLabel_en-US" xlink:label="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Volatility</link:label>
    <link:label id="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted_label_en-US" xlink:label="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expected volatility, share options granted</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:to="lab_ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract_019e8df6-055b-73e0-86b3-32d845116228_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of General Company Information [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract_label_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of General Company Information [Abstract]</link:label>
    <link:label id="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract_documentation_en-US" xlink:label="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of general company information.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfGeneralCompanyInformationAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:to="lab_gamb_DisclosureOfGeneralCompanyInformationAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_019e8df6-064b-7c92-8c9e-7cf73022f4ed_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">PROPERTY AND EQUIPMENT</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of property, plant and equipment [text block]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:to="lab_ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_SoftwareAndSubscriptionsMember_019e8df6-064b-7e56-bdf2-501b2ba80854_terseLabel_en-US" xlink:label="lab_gamb_SoftwareAndSubscriptionsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Software and subscriptions</link:label>
    <link:label id="lab_gamb_SoftwareAndSubscriptionsMember_label_en-US" xlink:label="lab_gamb_SoftwareAndSubscriptionsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Software And Subscriptions [Member]</link:label>
    <link:label id="lab_gamb_SoftwareAndSubscriptionsMember_documentation_en-US" xlink:label="lab_gamb_SoftwareAndSubscriptionsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Software And Subscriptions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_SoftwareAndSubscriptionsMember" xlink:href="gamb-20260630.xsd#gamb_SoftwareAndSubscriptionsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_SoftwareAndSubscriptionsMember" xlink:to="lab_gamb_SoftwareAndSubscriptionsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfStockOptionsHeldByRelatedParties_019e8df6-055b-7a34-8749-6b42273270f0_terseLabel_en-US" xlink:label="lab_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share options held by key management, executive directors and non-executive directors (in shares)</link:label>
    <link:label id="lab_gamb_NumberOfStockOptionsHeldByRelatedParties_label_en-US" xlink:label="lab_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Stock Options Held By Related Parties</link:label>
    <link:label id="lab_gamb_NumberOfStockOptionsHeldByRelatedParties_documentation_en-US" xlink:label="lab_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number of stock options and warrants held by related parties.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:href="gamb-20260630.xsd#gamb_NumberOfStockOptionsHeldByRelatedParties"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:to="lab_gamb_NumberOfStockOptionsHeldByRelatedParties" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity_019e8df6-064b-7179-8e9f-e042dcfb5f70_terseLabel_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Borrowing facilities, maximum borrowing capacity</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity_label_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Maximum Borrowing Capacity</link:label>
    <link:label id="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity_documentation_en-US" xlink:label="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Borrowing Facilities, Maximum Borrowing Capacity</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:href="gamb-20260630.xsd#gamb_BorrowingFacilitiesMaximumBorrowingCapacity"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:to="lab_gamb_BorrowingFacilitiesMaximumBorrowingCapacity" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_MoreThanThreeMonthsMember_019e8df6-064b-745f-a61a-6fb5a4f81633_terseLabel_en-US" xlink:label="lab_gamb_MoreThanThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">61-90 days past due</link:label>
    <link:label id="lab_gamb_MoreThanThreeMonthsMember_label_en-US" xlink:label="lab_gamb_MoreThanThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">More Than Three Months [Member]</link:label>
    <link:label id="lab_gamb_MoreThanThreeMonthsMember_documentation_en-US" xlink:label="lab_gamb_MoreThanThreeMonthsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">More than three months.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_MoreThanThreeMonthsMember" xlink:href="gamb-20260630.xsd#gamb_MoreThanThreeMonthsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_MoreThanThreeMonthsMember" xlink:to="lab_gamb_MoreThanThreeMonthsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_dei_AmendmentFlag_019e8df6-064b-7c1c-8d29-538e48a770c1_terseLabel_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:label id="lab_dei_AmendmentFlag_label_en-US" xlink:label="lab_dei_AmendmentFlag" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_dei_AmendmentFlag" xlink:to="lab_dei_AmendmentFlag" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ComponentsOfEquityDomain_019e8df6-064b-744a-85b0-98a15b716165_terseLabel_en-US" xlink:label="lab_ifrs-full_ComponentsOfEquityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Components of equity [domain]</link:label>
    <link:label id="lab_ifrs-full_ComponentsOfEquityDomain_label_en-US" xlink:label="lab_ifrs-full_ComponentsOfEquityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Components of equity [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ComponentsOfEquityDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComponentsOfEquityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ComponentsOfEquityDomain" xlink:to="lab_ifrs-full_ComponentsOfEquityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract_019e8df6-055a-7e69-8be1-2b07aee45c8c_terseLabel_en-US" xlink:label="lab_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in deferred tax liability (asset) [abstract]</link:label>
    <link:label id="lab_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract_label_en-US" xlink:label="lab_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Changes in deferred tax liability (asset) [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract" xlink:to="lab_ifrs-full_ChangesInDeferredTaxLiabilityAssetAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_ExternalContentMember_019e8df6-055b-73e4-9838-0fc6e58a0dee_terseLabel_en-US" xlink:label="lab_gamb_ExternalContentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">External content</link:label>
    <link:label id="lab_gamb_ExternalContentMember_label_en-US" xlink:label="lab_gamb_ExternalContentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">External content [Member]</link:label>
    <link:label id="lab_gamb_ExternalContentMember_documentation_en-US" xlink:label="lab_gamb_ExternalContentMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">External content</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_ExternalContentMember" xlink:href="gamb-20260630.xsd#gamb_ExternalContentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_ExternalContentMember" xlink:to="lab_gamb_ExternalContentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentTaxAssets_019fb31a-73b2-7fd8-b42d-ae2ee7ee0307_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentTaxAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Current tax assets</link:label>
    <link:label id="lab_ifrs-full_CurrentTaxAssets_label_en-US" xlink:label="lab_ifrs-full_CurrentTaxAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current tax assets</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentTaxAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTaxAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentTaxAssets" xlink:to="lab_ifrs-full_CurrentTaxAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis_019e8df6-064b-7e66-b107-319c8ebb552c_terseLabel_en-US" xlink:label="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Temporary difference, unused tax losses and unused tax credits [axis]</link:label>
    <link:label id="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis_label_en-US" xlink:label="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Temporary difference, unused tax losses and unused tax credits [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="lab_ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RangeDomain_019e8df6-055b-765d-b4bd-58e65fc53565_terseLabel_en-US" xlink:label="lab_ifrs-full_RangeDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Range [domain]</link:label>
    <link:label id="lab_ifrs-full_RangeDomain_label_en-US" xlink:label="lab_ifrs-full_RangeDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RangeDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RangeDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RangeDomain" xlink:to="lab_ifrs-full_RangeDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_RevenueFromInterest_019e8df6-064b-72bc-b0bf-0d687a8a47c1_terseLabel_en-US" xlink:label="lab_ifrs-full_RevenueFromInterest" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Interest income</link:label>
    <link:label id="lab_ifrs-full_RevenueFromInterest_label_en-US" xlink:label="lab_ifrs-full_RevenueFromInterest" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest income</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_RevenueFromInterest" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueFromInterest"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_RevenueFromInterest" xlink:to="lab_ifrs-full_RevenueFromInterest" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_A2020StockIncentivePlanMember_019e8df6-064b-7382-8a99-9c26c9f041ac_terseLabel_en-US" xlink:label="lab_gamb_A2020StockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2020 Stock Incentive Plan</link:label>
    <link:label id="lab_gamb_A2020StockIncentivePlanMember_label_en-US" xlink:label="lab_gamb_A2020StockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">2020 Stock Incentive Plan [Member]</link:label>
    <link:label id="lab_gamb_A2020StockIncentivePlanMember_documentation_en-US" xlink:label="lab_gamb_A2020StockIncentivePlanMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">2020 Stock Incentive Plan</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_A2020StockIncentivePlanMember" xlink:href="gamb-20260630.xsd#gamb_A2020StockIncentivePlanMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_A2020StockIncentivePlanMember" xlink:to="lab_gamb_A2020StockIncentivePlanMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_019e8df6-055b-760d-a498-f9d4a90a6ba4_terseLabel_en-US" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Trade and other payables</link:label>
    <link:label id="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_label_en-US" xlink:label="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Adjustments for increase (decrease) in trade and other payables</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:to="lab_ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate_019e8df6-055b-74a8-85d2-5a8a4077a9c4_negatedTerseLabel_en-US" xlink:label="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Other indirect tax</link:label>
    <link:label id="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate_label_en-US" xlink:label="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Indirect Tax Liabilities Recognised As Of Acquisition Date</link:label>
    <link:label id="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate_documentation_en-US" xlink:label="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Indirect Tax Liabilities Recognised As Of Acquisition Date</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:href="gamb-20260630.xsd#gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:to="lab_gamb_OtherIndirectTaxLiabilitiesRecognisedAsOfAcquisitionDate" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_019e8df6-064b-7d30-ade0-4825b57a7ebc_negatedTerseLabel_en-US" xlink:label="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Interest payment of settlements of the derivative financial instrument used to hedge liabilities arising from financing activities</link:label>
    <link:label id="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_label_en-US" xlink:label="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Interest Payment Of Settlements Of Derivative Financial Instrument Used To Hedge Liabilities Arising From Financing Activities</link:label>
    <link:label id="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities_documentation_en-US" xlink:label="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Interest Payment Of Settlements Of Derivative Financial Instrument Used To Hedge Liabilities Arising From Financing Activities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:href="gamb-20260630.xsd#gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:to="lab_gamb_InterestPaymentOfSettlementsOfDerivativeFinancialInstrumentUsedToHedgeLiabilitiesArisingFromFinancingActivities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_019ecfec-7494-7cdd-9e6d-dcada7ceb69f_terseLabel_en-US" xlink:label="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Share-based payment expense</link:label>
    <link:label id="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_label_en-US" xlink:label="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Expense from share-based payment transactions</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:to="lab_ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_RestructuringProvisionSettled_019fd9f7-1589-7307-a742-53219048c322_terseLabel_en-US" xlink:label="lab_gamb_RestructuringProvisionSettled" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Restructuring provision settled</link:label>
    <link:label id="lab_gamb_RestructuringProvisionSettled_label_en-US" xlink:label="lab_gamb_RestructuringProvisionSettled" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restructuring Provision Settled</link:label>
    <link:label id="lab_gamb_RestructuringProvisionSettled_documentation_en-US" xlink:label="lab_gamb_RestructuringProvisionSettled" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Restructuring Provision Settled</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_RestructuringProvisionSettled" xlink:href="gamb-20260630.xsd#gamb_RestructuringProvisionSettled"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_RestructuringProvisionSettled" xlink:to="lab_gamb_RestructuringProvisionSettled" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_019e8df6-055b-71d3-8fb6-30f71e0bd50c_terseLabel_en-US" xlink:label="lab_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Reclassification adjustment</link:label>
    <link:label id="lab_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember_label_en-US" xlink:label="lab_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revision of Prior Period, Reclassification, Adjustment [Member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RevisionOfPriorPeriodReclassificationAdjustmentMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember" xlink:to="lab_srt_RevisionOfPriorPeriodReclassificationAdjustmentMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_TypesOfCustomersAxis_019e8df6-064b-7756-bad0-9aaf716bf68b_terseLabel_en-US" xlink:label="lab_ifrs-full_TypesOfCustomersAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Types of customers [axis]</link:label>
    <link:label id="lab_ifrs-full_TypesOfCustomersAxis_label_en-US" xlink:label="lab_ifrs-full_TypesOfCustomersAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Types of customers [axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_TypesOfCustomersAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TypesOfCustomersAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_TypesOfCustomersAxis" xlink:to="lab_ifrs-full_TypesOfCustomersAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward_019e8df6-064b-7f0a-9de0-cfd71939c868_terseLabel_en-US" xlink:label="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">WEIGHTED AVERAGE EXERCISE PRICE PER SHARE IN USD</link:label>
    <link:label id="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward_label_en-US" xlink:label="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Weighted Average Exercise Price of Options [Roll Forward]</link:label>
    <link:label id="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward_documentation_en-US" xlink:label="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Weighted Average Exercise Price of Options</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:href="gamb-20260630.xsd#gamb_WeightedAverageExercisePriceOfOptionsRollForward"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:to="lab_gamb_WeightedAverageExercisePriceOfOptionsRollForward" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_NotionalAmount_019e8df6-055b-7cd1-bd06-1583d05f152b_terseLabel_en-US" xlink:label="lab_ifrs-full_NotionalAmount" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nominal amount</link:label>
    <link:label id="lab_ifrs-full_NotionalAmount_label_en-US" xlink:label="lab_ifrs-full_NotionalAmount" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Notional amount</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_NotionalAmount" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NotionalAmount"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_NotionalAmount" xlink:to="lab_ifrs-full_NotionalAmount" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ReserveOfCashFlowHedgesMember_019e8df6-064b-766f-ba58-7a107b1ee1c6_terseLabel_en-US" xlink:label="lab_ifrs-full_ReserveOfCashFlowHedgesMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Hedging Reserve</link:label>
    <link:label id="lab_ifrs-full_ReserveOfCashFlowHedgesMember_label_en-US" xlink:label="lab_ifrs-full_ReserveOfCashFlowHedgesMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Reserve of cash flow hedges [member]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ReserveOfCashFlowHedgesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReserveOfCashFlowHedgesMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ReserveOfCashFlowHedgesMember" xlink:to="lab_ifrs-full_ReserveOfCashFlowHedgesMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_CurrentLeaseLiabilities_019e8df6-055a-721b-b1b2-dfa672325162_terseLabel_en-US" xlink:label="lab_ifrs-full_CurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Lease liability</link:label>
    <link:label id="lab_ifrs-full_CurrentLeaseLiabilities_019ecebe-e2aa-73dd-b4cc-9897111ec0d0_verboseLabel_en-US" xlink:label="lab_ifrs-full_CurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Current lease liabilities</link:label>
    <link:label id="lab_ifrs-full_CurrentLeaseLiabilities_label_en-US" xlink:label="lab_ifrs-full_CurrentLeaseLiabilities" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Current lease liabilities</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_CurrentLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLeaseLiabilities"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_CurrentLeaseLiabilities" xlink:to="lab_ifrs-full_CurrentLeaseLiabilities" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract_019e8df6-064b-75cc-a8a5-22374752e5ef_terseLabel_en-US" xlink:label="lab_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Changes in intangible assets other than goodwill [abstract]</link:label>
    <link:label id="lab_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract_label_en-US" xlink:label="lab_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Changes in intangible assets other than goodwill [abstract]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:to="lab_ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwillAbstract" xlink:type="arc" order="1"/>
    <link:label id="lab_srt_CurrencyAxis_019e8df6-055a-70d9-be2f-86324cd234e9_terseLabel_en-US" xlink:label="lab_srt_CurrencyAxis" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Currency [Axis]</link:label>
    <link:label id="lab_srt_CurrencyAxis_label_en-US" xlink:label="lab_srt_CurrencyAxis" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Currency [Axis]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CurrencyAxis" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CurrencyAxis"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_srt_CurrencyAxis" xlink:to="lab_srt_CurrencyAxis" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_KeyManagementAndDirectorsMember_019e8df6-055b-7a5b-b44c-03b54da304c8_terseLabel_en-US" xlink:label="lab_gamb_KeyManagementAndDirectorsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Key management and directors</link:label>
    <link:label id="lab_gamb_KeyManagementAndDirectorsMember_label_en-US" xlink:label="lab_gamb_KeyManagementAndDirectorsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Key Management And Directors [Member]</link:label>
    <link:label id="lab_gamb_KeyManagementAndDirectorsMember_documentation_en-US" xlink:label="lab_gamb_KeyManagementAndDirectorsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Key Management And Directors</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_KeyManagementAndDirectorsMember" xlink:href="gamb-20260630.xsd#gamb_KeyManagementAndDirectorsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_KeyManagementAndDirectorsMember" xlink:to="lab_gamb_KeyManagementAndDirectorsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_NumberOfLanguagesInWhichEntityOperates_019e8df6-064b-7219-950e-a621b0a338f0_terseLabel_en-US" xlink:label="lab_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of languages</link:label>
    <link:label id="lab_gamb_NumberOfLanguagesInWhichEntityOperates_label_en-US" xlink:label="lab_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Number Of Languages In Which Entity Operates</link:label>
    <link:label id="lab_gamb_NumberOfLanguagesInWhichEntityOperates_documentation_en-US" xlink:label="lab_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Number Of Languages In Which Entity Operates</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:href="gamb-20260630.xsd#gamb_NumberOfLanguagesInWhichEntityOperates"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:to="lab_gamb_NumberOfLanguagesInWhichEntityOperates" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShare_019e8df6-064b-7128-99e1-c943f9246756_terseLabel_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net loss per share attributable to shareholders, diluted (in usd per share)</link:label>
    <link:label id="lab_ifrs-full_DilutedEarningsLossPerShare_label_en-US" xlink:label="lab_ifrs-full_DilutedEarningsLossPerShare" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Diluted earnings (loss) per share</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DilutedEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DilutedEarningsLossPerShare"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DilutedEarningsLossPerShare" xlink:to="lab_ifrs-full_DilutedEarningsLossPerShare" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherOperatingExpenseMember_019e8df6-055a-7ca5-965d-e9ce78280102_terseLabel_en-US" xlink:label="lab_gamb_OtherOperatingExpenseMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other</link:label>
    <link:label id="lab_gamb_OtherOperatingExpenseMember_label_en-US" xlink:label="lab_gamb_OtherOperatingExpenseMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Operating Expense [Member]</link:label>
    <link:label id="lab_gamb_OtherOperatingExpenseMember_documentation_en-US" xlink:label="lab_gamb_OtherOperatingExpenseMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other operating expense.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherOperatingExpenseMember" xlink:href="gamb-20260630.xsd#gamb_OtherOperatingExpenseMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherOperatingExpenseMember" xlink:to="lab_gamb_OtherOperatingExpenseMember" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_MaturityDomain_019e8df6-055a-743f-bb7c-e2b309da9882_terseLabel_en-US" xlink:label="lab_ifrs-full_MaturityDomain" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Maturity [domain]</link:label>
    <link:label id="lab_ifrs-full_MaturityDomain_label_en-US" xlink:label="lab_ifrs-full_MaturityDomain" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maturity [domain]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_MaturityDomain" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MaturityDomain"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_MaturityDomain" xlink:to="lab_ifrs-full_MaturityDomain" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_OtherShareBasedAwardsMember_019ecfde-fe8f-7862-a5a0-710f8456ff67_terseLabel_en-US" xlink:label="lab_gamb_OtherShareBasedAwardsMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other Share-Based Awards</link:label>
    <link:label id="lab_gamb_OtherShareBasedAwardsMember_label_en-US" xlink:label="lab_gamb_OtherShareBasedAwardsMember" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Other Share-Based Awards [Member]</link:label>
    <link:label id="lab_gamb_OtherShareBasedAwardsMember_documentation_en-US" xlink:label="lab_gamb_OtherShareBasedAwardsMember" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Other Share-Based Awards</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_OtherShareBasedAwardsMember" xlink:href="gamb-20260630.xsd#gamb_OtherShareBasedAwardsMember"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_OtherShareBasedAwardsMember" xlink:to="lab_gamb_OtherShareBasedAwardsMember" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock_019e8df6-064b-73cf-954a-063b58c163ca_terseLabel_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Reconciliation of Income Tax Expense (Benefit)</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock_label_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure Of Detailed Information Of Reconciliation Of Tax Expense Benefit Explanatory [Table Text Block]</link:label>
    <link:label id="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock_documentation_en-US" xlink:label="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Disclosure of detailed information of reconciliation of tax expense (benefit) explanatory.</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:href="gamb-20260630.xsd#gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:to="lab_gamb_DisclosureOfDetailedInformationOfReconciliationOfTaxExpenseBenefitExplanatoryTableTextBlock" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable_019e8df6-055a-7c0c-859e-b527021b5f3f_terseLabel_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Table]</link:label>
    <link:label id="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable_label_en-US" xlink:label="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Disclosure of terms and conditions of share-based payment arrangement [table]</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:to="lab_ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable" xlink:type="arc" order="1"/>
    <link:label id="lab_gamb_AccruedSeveranceCosts_019fb330-08a6-788d-a36d-6c5bbda2107b_terseLabel_en-US" xlink:label="lab_gamb_AccruedSeveranceCosts" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accrued severance costs</link:label>
    <link:label id="lab_gamb_AccruedSeveranceCosts_label_en-US" xlink:label="lab_gamb_AccruedSeveranceCosts" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Accrued Severance Costs</link:label>
    <link:label id="lab_gamb_AccruedSeveranceCosts_documentation_en-US" xlink:label="lab_gamb_AccruedSeveranceCosts" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Accrued Severance Costs</link:label>
    <link:loc xlink:type="locator" xlink:label="loc_gamb_AccruedSeveranceCosts" xlink:href="gamb-20260630.xsd#gamb_AccruedSeveranceCosts"/>
    <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_gamb_AccruedSeveranceCosts" xlink:to="lab_gamb_AccruedSeveranceCosts" xlink:type="arc" order="1"/>
    <link:label id="lab_ifrs-full_AverageEffectiveTaxRate_019e8df6-055b-789f-bd70-3d21648814e1_terseLabel_en-US" xlink:label="lab_ifrs-full_AverageEffectiveTaxRate" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Average effective tax rate</link:label>
    <link:label id="lab_ifrs-full_AverageEffectiveTaxRate_label_en-US" xlink:label="lab_ifrs-full_AverageEffectiveTaxRate" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Average effective tax rate</link:label>
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