<?xml version="1.0" encoding="utf-8"?>
<!--XBRL document created with Toppan Merrill Bridge  11.3.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 6/8/2026 12:44:01 PM-->
<!--Modified on: 6/8/2026 12:44:01 PM-->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DocumentDocumentAndEntityInformation" roleURI="http://www.sap.com/role/DocumentDocumentAndEntityInformation" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#StatementStatementsOfNetAssetsAvailableForBenefits" roleURI="http://www.sap.com/role/StatementStatementsOfNetAssetsAvailableForBenefits" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#StatementStatementsOfChangesInNetAssetsAvailableForBenefits" roleURI="http://www.sap.com/role/StatementStatementsOfChangesInNetAssetsAvailableForBenefits" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureDescriptionOfPlan" roleURI="http://www.sap.com/role/DisclosureDescriptionOfPlan" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureSummaryOfSignificantAccountingPolicies" roleURI="http://www.sap.com/role/DisclosureSummaryOfSignificantAccountingPolicies" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureFairValueMeasurements" roleURI="http://www.sap.com/role/DisclosureFairValueMeasurements" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureInvestmentsInVanguardRetirementSavingsTrustVrst" roleURI="http://www.sap.com/role/DisclosureInvestmentsInVanguardRetirementSavingsTrustVrst" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureRelatedPartyTransactions" roleURI="http://www.sap.com/role/DisclosureRelatedPartyTransactions" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosurePlanTermination" roleURI="http://www.sap.com/role/DisclosurePlanTermination" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureTaxStatus" roleURI="http://www.sap.com/role/DisclosureTaxStatus" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureRisksAndUncertainties" roleURI="http://www.sap.com/role/DisclosureRisksAndUncertainties" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYear" roleURI="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYear" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureSummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://www.sap.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureFairValueMeasurementsTables" roleURI="http://www.sap.com/role/DisclosureFairValueMeasurementsTables" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureDescriptionOfPlanContributionsAndTransfersDetails" roleURI="http://www.sap.com/role/DisclosureDescriptionOfPlanContributionsAndTransfersDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureDescriptionOfPlanVestingAndForfeituresDetails" roleURI="http://www.sap.com/role/DisclosureDescriptionOfPlanVestingAndForfeituresDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureDescriptionOfPlanNotesReceivableFromParticipantsAndPaymentOfBenefitsDetails" roleURI="http://www.sap.com/role/DisclosureDescriptionOfPlanNotesReceivableFromParticipantsAndPaymentOfBenefitsDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureFairValueMeasurementsDetails" roleURI="http://www.sap.com/role/DisclosureFairValueMeasurementsDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureFairValueMeasurementsPlanSInvestmentAssetsAtFairValueDetails" roleURI="http://www.sap.com/role/DisclosureFairValueMeasurementsPlanSInvestmentAssetsAtFairValueDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureInvestmentsInVanguardRetirementSavingsTrustVrstDetails" roleURI="http://www.sap.com/role/DisclosureInvestmentsInVanguardRetirementSavingsTrustVrstDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosurePlanTerminationDetails" roleURI="http://www.sap.com/role/DisclosurePlanTerminationDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureTaxStatusDetails" roleURI="http://www.sap.com/role/DisclosureTaxStatusDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDetails" roleURI="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="sap-20251231.xsd#DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDefaultDetails" roleURI="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDefaultDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <link:roleRef roleURI="http://fasb.org/srt/role/srt-eedm/ExtensibleEnumerationLists" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-roles-2026.xsd#eedm1" xlink:type="simple" />
  <link:roleRef roleURI="http://www.sap.com/role/DisclosureStandardAndCustomAxisDomainDefaults" xlink:href="sap-20251231.xsd#DisclosureStandardAndCustomAxisDomainDefaults" xlink:type="simple" />
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" />
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" />
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" />
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" />
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" />
  <link:arcroleRef arcroleURI="http://www.esma.europa.eu/xbrl/esef/arcrole/wider-narrower" xlink:type="simple" xlink:href="http://www.xbrl.org/lrr/arcrole/esma-arcrole-2018-11-21.xsd#wider-narrower" />
  <link:definitionLink xlink:role="http://www.sap.com/role/DisclosureStandardAndCustomAxisDomainDefaults" xlink:type="extended" xlink:title="99900 - Disclosure - Standard And Custom Axis Domain Defaults">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis_1" xlink:title="dei_LegalEntityAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain_1" xlink:title="dei_EntityDomain_1" />
    <link:definitionArc xlink:type="arc" xlink:from="dei_LegalEntityAxis_1" xlink:to="dei_EntityDomain_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:dei_LegalEntityAxis_1 To dei_EntityDomain_1" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis_1" xlink:title="us-gaap_FairValueByFairValueHierarchyLevelAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1" xlink:title="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis_1" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:us-gaap_FairValueByFairValueHierarchyLevelAxis_1 To us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis_1" xlink:title="srt_RangeAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember" xlink:label="srt_RangeMember_1" xlink:title="srt_RangeMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="srt_RangeAxis_1" xlink:to="srt_RangeMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:srt_RangeAxis_1 To srt_RangeMember_1" order="1" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceAxis" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis_1" xlink:title="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis_1" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain_1" xlink:title="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain_1" />
    <link:definitionArc xlink:type="arc" xlink:from="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis_1" xlink:to="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:sap_EmployeeBenefitPlanYearsOfVestingServiceAxis_1 To sap_EmployeeBenefitPlanYearsOfVestingServiceDomain_1" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentAxis" xlink:label="us-gaap_DebtInstrumentAxis_1" xlink:title="us-gaap_DebtInstrumentAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="us-gaap_DebtInstrumentNameDomain_1" xlink:title="us-gaap_DebtInstrumentNameDomain_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_DebtInstrumentAxis_1" xlink:to="us-gaap_DebtInstrumentNameDomain_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:us-gaap_DebtInstrumentAxis_1 To us-gaap_DebtInstrumentNameDomain_1" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis" xlink:label="us-gaap_InvestmentTypeAxis_1" xlink:title="us-gaap_InvestmentTypeAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="us-gaap_InvestmentTypeCategorizationMember_2" xlink:title="us-gaap_InvestmentTypeCategorizationMember_2" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentTypeAxis_1" xlink:to="us-gaap_InvestmentTypeCategorizationMember_2" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:us-gaap_InvestmentTypeAxis_1 To us-gaap_InvestmentTypeCategorizationMember_2" order="1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameAxis" xlink:label="us-gaap_InvestmentIssuerNameAxis_1" xlink:title="us-gaap_InvestmentIssuerNameAxis_1" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_35" xlink:title="us-gaap_InvestmentIssuerNameDomain_35" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameAxis_1" xlink:to="us-gaap_InvestmentIssuerNameDomain_35" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:title="definition:us-gaap_InvestmentIssuerNameAxis_1 To us-gaap_InvestmentIssuerNameDomain_35" order="1" />
  </link:definitionLink>
  <link:definitionLink xlink:role="http://fasb.org/srt/role/srt-eedm/ExtensibleEnumerationLists" xlink:type="extended" xlink:title="SRT Extensible Enumeration Domain Members">
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameOtherMember" xlink:label="us-gaap_InvestmentIssuerNameOtherMember" xlink:title="us-gaap_InvestmentIssuerNameOtherMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SecuritiesInvestmentMember" xlink:label="us-gaap_SecuritiesInvestmentMember" xlink:title="us-gaap_SecuritiesInvestmentMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="us-gaap_InvestmentTypeCategorizationMember" xlink:title="us-gaap_InvestmentTypeCategorizationMember" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MutualFundMember" xlink:label="us-gaap_MutualFundMember" xlink:title="us-gaap_MutualFundMember" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap_MutualFundMember" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentTypeCategorizationMember To us-gaap_MutualFundMember" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember" xlink:label="us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_1" xlink:title="us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentTypeCategorizationMember To us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_1" order="2" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember" xlink:label="us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember_1" xlink:title="us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentTypeCategorizationMember To us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember_1" order="3" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember" xlink:label="us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember_1" xlink:title="us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentTypeCategorizationMember To us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember_1" order="4" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain" xlink:title="us-gaap_InvestmentIssuerNameDomain" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_WellingtonRegisteredInvestmentCompanyMember" xlink:label="sap_WellingtonRegisteredInvestmentCompanyMember_1" xlink:title="sap_WellingtonRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_WellingtonRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_WellingtonRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_1" xlink:title="us-gaap_InvestmentIssuerNameDomain_1" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_WindsorIiRegisteredInvestmentCompanyMember" xlink:label="sap_WindsorIiRegisteredInvestmentCompanyMember_1" xlink:title="sap_WindsorIiRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_1" xlink:to="sap_WindsorIiRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_1 To sap_WindsorIiRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_2" xlink:title="us-gaap_InvestmentIssuerNameDomain_2" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_InternationalGrowthRegisteredInvestmentCompanyMember" xlink:label="sap_InternationalGrowthRegisteredInvestmentCompanyMember_1" xlink:title="sap_InternationalGrowthRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_2" xlink:to="sap_InternationalGrowthRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_2 To sap_InternationalGrowthRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_3" xlink:title="us-gaap_InvestmentIssuerNameDomain_3" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_GlobalEquityRegisteredInvestmentCompanyMember" xlink:label="sap_GlobalEquityRegisteredInvestmentCompanyMember_1" xlink:title="sap_GlobalEquityRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_3" xlink:to="sap_GlobalEquityRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_3 To sap_GlobalEquityRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_4" xlink:title="us-gaap_InvestmentIssuerNameDomain_4" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_ExplorerRegisteredInvestmentCompanyMember" xlink:label="sap_ExplorerRegisteredInvestmentCompanyMember_1" xlink:title="sap_ExplorerRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_4" xlink:to="sap_ExplorerRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_4 To sap_ExplorerRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_5" xlink:title="us-gaap_InvestmentIssuerNameDomain_5" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_SmallCapIndexRegisteredInvestmentCompanyMember" xlink:label="sap_SmallCapIndexRegisteredInvestmentCompanyMember_1" xlink:title="sap_SmallCapIndexRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_5" xlink:to="sap_SmallCapIndexRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_5 To sap_SmallCapIndexRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_6" xlink:title="us-gaap_InvestmentIssuerNameDomain_6" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmergingMarketsStockIndexRegisteredInvestmentCompanyMember" xlink:label="sap_EmergingMarketsStockIndexRegisteredInvestmentCompanyMember_1" xlink:title="sap_EmergingMarketsStockIndexRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_6" xlink:to="sap_EmergingMarketsStockIndexRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_6 To sap_EmergingMarketsStockIndexRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_7" xlink:title="us-gaap_InvestmentIssuerNameDomain_7" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_PimcoIncomeFundRegisteredInvestmentCompanyMember" xlink:label="sap_PimcoIncomeFundRegisteredInvestmentCompanyMember_1" xlink:title="sap_PimcoIncomeFundRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_7" xlink:to="sap_PimcoIncomeFundRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_7 To sap_PimcoIncomeFundRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_8" xlink:title="us-gaap_InvestmentIssuerNameDomain_8" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_AllspringSpecialMidCapValueFundClassR6RegisteredInvestmentCompanyMember" xlink:label="sap_AllspringSpecialMidCapValueFundClassR6RegisteredInvestmentCompanyMember_1" xlink:title="sap_AllspringSpecialMidCapValueFundClassR6RegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_8" xlink:to="sap_AllspringSpecialMidCapValueFundClassR6RegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_8 To sap_AllspringSpecialMidCapValueFundClassR6RegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_9" xlink:title="us-gaap_InvestmentIssuerNameDomain_9" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_JpmorganMidCapGrowthFundClassR6RegisteredInvestmentCompanyMember" xlink:label="sap_JpmorganMidCapGrowthFundClassR6RegisteredInvestmentCompanyMember_1" xlink:title="sap_JpmorganMidCapGrowthFundClassR6RegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_9" xlink:to="sap_JpmorganMidCapGrowthFundClassR6RegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_9 To sap_JpmorganMidCapGrowthFundClassR6RegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_10" xlink:title="us-gaap_InvestmentIssuerNameDomain_10" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_FederatedInst.HighYieldBondFundRegisteredInvestmentCompanyMember" xlink:label="sap_FederatedInst.HighYieldBondFundRegisteredInvestmentCompanyMember_1" xlink:title="sap_FederatedInst.HighYieldBondFundRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_10" xlink:to="sap_FederatedInst.HighYieldBondFundRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_10 To sap_FederatedInst.HighYieldBondFundRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_11" xlink:title="us-gaap_InvestmentIssuerNameDomain_11" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_FidelityTotalBondK6FundRegisteredInvestmentCompanyMember" xlink:label="sap_FidelityTotalBondK6FundRegisteredInvestmentCompanyMember_1" xlink:title="sap_FidelityTotalBondK6FundRegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_11" xlink:to="sap_FidelityTotalBondK6FundRegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_11 To sap_FidelityTotalBondK6FundRegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_12" xlink:title="us-gaap_InvestmentIssuerNameDomain_12" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_PgimGlobalTotalReturnClassR6RegisteredInvestmentCompanyMember" xlink:label="sap_PgimGlobalTotalReturnClassR6RegisteredInvestmentCompanyMember_1" xlink:title="sap_PgimGlobalTotalReturnClassR6RegisteredInvestmentCompanyMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_12" xlink:to="sap_PgimGlobalTotalReturnClassR6RegisteredInvestmentCompanyMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_12 To sap_PgimGlobalTotalReturnClassR6RegisteredInvestmentCompanyMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_13" xlink:title="us-gaap_InvestmentIssuerNameDomain_13" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2035CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2035CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2035CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_13" xlink:to="sap_TargetRetirement2035CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_13 To sap_TargetRetirement2035CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_14" xlink:title="us-gaap_InvestmentIssuerNameDomain_14" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2040CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2040CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2040CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_14" xlink:to="sap_TargetRetirement2040CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_14 To sap_TargetRetirement2040CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_15" xlink:title="us-gaap_InvestmentIssuerNameDomain_15" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2030CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2030CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2030CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_15" xlink:to="sap_TargetRetirement2030CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_15 To sap_TargetRetirement2030CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_16" xlink:title="us-gaap_InvestmentIssuerNameDomain_16" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2045CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2045CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2045CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_16" xlink:to="sap_TargetRetirement2045CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_16 To sap_TargetRetirement2045CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_17" xlink:title="us-gaap_InvestmentIssuerNameDomain_17" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2050CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2050CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2050CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_17" xlink:to="sap_TargetRetirement2050CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_17 To sap_TargetRetirement2050CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_18" xlink:title="us-gaap_InvestmentIssuerNameDomain_18" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2025CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2025CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2025CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_18" xlink:to="sap_TargetRetirement2025CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_18 To sap_TargetRetirement2025CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_19" xlink:title="us-gaap_InvestmentIssuerNameDomain_19" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2055CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2055CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2055CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_19" xlink:to="sap_TargetRetirement2055CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_19 To sap_TargetRetirement2055CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_20" xlink:title="us-gaap_InvestmentIssuerNameDomain_20" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2060CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2060CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2060CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_20" xlink:to="sap_TargetRetirement2060CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_20 To sap_TargetRetirement2060CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_21" xlink:title="us-gaap_InvestmentIssuerNameDomain_21" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2020CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2020CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2020CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_21" xlink:to="sap_TargetRetirement2020CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_21 To sap_TargetRetirement2020CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_22" xlink:title="us-gaap_InvestmentIssuerNameDomain_22" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirementIncomeCommonCollectiveTrustMember" xlink:label="sap_TargetRetirementIncomeCommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirementIncomeCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_22" xlink:to="sap_TargetRetirementIncomeCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_22 To sap_TargetRetirementIncomeCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_23" xlink:title="us-gaap_InvestmentIssuerNameDomain_23" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2065CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2065CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2065CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_23" xlink:to="sap_TargetRetirement2065CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_23 To sap_TargetRetirement2065CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_24" xlink:title="us-gaap_InvestmentIssuerNameDomain_24" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2070CommonCollectiveTrustMember" xlink:label="sap_TargetRetirement2070CommonCollectiveTrustMember_1" xlink:title="sap_TargetRetirement2070CommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_24" xlink:to="sap_TargetRetirement2070CommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_24 To sap_TargetRetirement2070CommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_25" xlink:title="us-gaap_InvestmentIssuerNameDomain_25" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutional500IndexTrustCommonCollectiveTrustMember" xlink:label="sap_VanguardInstitutional500IndexTrustCommonCollectiveTrustMember_1" xlink:title="sap_VanguardInstitutional500IndexTrustCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_25" xlink:to="sap_VanguardInstitutional500IndexTrustCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_25 To sap_VanguardInstitutional500IndexTrustCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_26" xlink:title="us-gaap_InvestmentIssuerNameDomain_26" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_JpmcbLargeCapGrowthFundCfAClassCommonCollectiveTrustMember" xlink:label="sap_JpmcbLargeCapGrowthFundCfAClassCommonCollectiveTrustMember_1" xlink:title="sap_JpmcbLargeCapGrowthFundCfAClassCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_26" xlink:to="sap_JpmcbLargeCapGrowthFundCfAClassCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_26 To sap_JpmcbLargeCapGrowthFundCfAClassCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_27" xlink:title="us-gaap_InvestmentIssuerNameDomain_27" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustCommonCollectiveTrustMember" xlink:label="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustCommonCollectiveTrustMember_1" xlink:title="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_27" xlink:to="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_27 To sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_28" xlink:title="us-gaap_InvestmentIssuerNameDomain_28" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalTotalBondMarketIndexTrustCommonCollectiveTrustMember" xlink:label="sap_VanguardInstitutionalTotalBondMarketIndexTrustCommonCollectiveTrustMember_1" xlink:title="sap_VanguardInstitutionalTotalBondMarketIndexTrustCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_28" xlink:to="sap_VanguardInstitutionalTotalBondMarketIndexTrustCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_28 To sap_VanguardInstitutionalTotalBondMarketIndexTrustCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_29" xlink:title="us-gaap_InvestmentIssuerNameDomain_29" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalExtendedMarketIndexTrustCommonCollectiveTrustMember" xlink:label="sap_VanguardInstitutionalExtendedMarketIndexTrustCommonCollectiveTrustMember_1" xlink:title="sap_VanguardInstitutionalExtendedMarketIndexTrustCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_29" xlink:to="sap_VanguardInstitutionalExtendedMarketIndexTrustCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_29 To sap_VanguardInstitutionalExtendedMarketIndexTrustCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_30" xlink:title="us-gaap_InvestmentIssuerNameDomain_30" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardRetirementSavingsTrustIiCommonCollectiveTrustMember" xlink:label="sap_VanguardRetirementSavingsTrustIiCommonCollectiveTrustMember_1" xlink:title="sap_VanguardRetirementSavingsTrustIiCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_30" xlink:to="sap_VanguardRetirementSavingsTrustIiCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_30 To sap_VanguardRetirementSavingsTrustIiCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_31" xlink:title="us-gaap_InvestmentIssuerNameDomain_31" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_AllspringSpSmallCapValueeCommonCollectiveTrustMember" xlink:label="sap_AllspringSpSmallCapValueeCommonCollectiveTrustMember_1" xlink:title="sap_AllspringSpSmallCapValueeCommonCollectiveTrustMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_31" xlink:to="sap_AllspringSpSmallCapValueeCommonCollectiveTrustMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_31 To sap_AllspringSpSmallCapValueeCommonCollectiveTrustMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_32" xlink:title="us-gaap_InvestmentIssuerNameDomain_32" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardBrokerageOptionMember" xlink:label="sap_VanguardBrokerageOptionMember_1" xlink:title="sap_VanguardBrokerageOptionMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_32" xlink:to="sap_VanguardBrokerageOptionMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_32 To sap_VanguardBrokerageOptionMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_33" xlink:title="us-gaap_InvestmentIssuerNameDomain_33" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_SapAdrStockFundMember" xlink:label="sap_SapAdrStockFundMember_1" xlink:title="sap_SapAdrStockFundMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_33" xlink:to="sap_SapAdrStockFundMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_33 To sap_SapAdrStockFundMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIssuerNameDomain" xlink:label="us-gaap_InvestmentIssuerNameDomain_34" xlink:title="us-gaap_InvestmentIssuerNameDomain_34" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardCashReservesFederalMmFundAdmiralSharesInterestBearingCashAccountMember" xlink:label="sap_VanguardCashReservesFederalMmFundAdmiralSharesInterestBearingCashAccountMember_1" xlink:title="sap_VanguardCashReservesFederalMmFundAdmiralSharesInterestBearingCashAccountMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain_34" xlink:to="sap_VanguardCashReservesFederalMmFundAdmiralSharesInterestBearingCashAccountMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain_34 To sap_VanguardCashReservesFederalMmFundAdmiralSharesInterestBearingCashAccountMember_1" order="1" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmergingMarketsStockIndexMember" xlink:label="sap_EmergingMarketsStockIndexMember_1" xlink:title="sap_EmergingMarketsStockIndexMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_EmergingMarketsStockIndexMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_EmergingMarketsStockIndexMember_1" order="2" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_ExplorerMember" xlink:label="sap_ExplorerMember_1" xlink:title="sap_ExplorerMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_ExplorerMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_ExplorerMember_1" order="3" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_GlobalEquityMember" xlink:label="sap_GlobalEquityMember_1" xlink:title="sap_GlobalEquityMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_GlobalEquityMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_GlobalEquityMember_1" order="4" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_InternationalGrowthMember" xlink:label="sap_InternationalGrowthMember_1" xlink:title="sap_InternationalGrowthMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_InternationalGrowthMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_InternationalGrowthMember_1" order="5" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_SmallCapIndexMember" xlink:label="sap_SmallCapIndexMember_1" xlink:title="sap_SmallCapIndexMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_SmallCapIndexMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_SmallCapIndexMember_1" order="6" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_WellingtonMember" xlink:label="sap_WellingtonMember_1" xlink:title="sap_WellingtonMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_WellingtonMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_WellingtonMember_1" order="7" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_WindsorIiMember" xlink:label="sap_WindsorIiMember_1" xlink:title="sap_WindsorIiMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_WindsorIiMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_WindsorIiMember_1" order="8" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_AllspringSpecialMidCapValueFundClassR6Member" xlink:label="sap_AllspringSpecialMidCapValueFundClassR6Member_1" xlink:title="sap_AllspringSpecialMidCapValueFundClassR6Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_AllspringSpecialMidCapValueFundClassR6Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_AllspringSpecialMidCapValueFundClassR6Member_1" order="9" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_BlackrockHighYieldPortfolioClassKMember" xlink:label="sap_BlackrockHighYieldPortfolioClassKMember_1" xlink:title="sap_BlackrockHighYieldPortfolioClassKMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_BlackrockHighYieldPortfolioClassKMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_BlackrockHighYieldPortfolioClassKMember_1" order="10" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_DfaGlobalEquityPortfolioInstitutionalClassMember" xlink:label="sap_DfaGlobalEquityPortfolioInstitutionalClassMember_1" xlink:title="sap_DfaGlobalEquityPortfolioInstitutionalClassMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_DfaGlobalEquityPortfolioInstitutionalClassMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_DfaGlobalEquityPortfolioInstitutionalClassMember_1" order="11" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_DfaUsTargetedValuePortfolioMember" xlink:label="sap_DfaUsTargetedValuePortfolioMember_1" xlink:title="sap_DfaUsTargetedValuePortfolioMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_DfaUsTargetedValuePortfolioMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_DfaUsTargetedValuePortfolioMember_1" order="12" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_FidelityTotalBondK6FundMember" xlink:label="sap_FidelityTotalBondK6FundMember_1" xlink:title="sap_FidelityTotalBondK6FundMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_FidelityTotalBondK6FundMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_FidelityTotalBondK6FundMember_1" order="13" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_JpmorganMidCapGrowthFundClassR6Member" xlink:label="sap_JpmorganMidCapGrowthFundClassR6Member_1" xlink:title="sap_JpmorganMidCapGrowthFundClassR6Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_JpmorganMidCapGrowthFundClassR6Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_JpmorganMidCapGrowthFundClassR6Member_1" order="14" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_PgimGlobalTotalReturnClassR6Member" xlink:label="sap_PgimGlobalTotalReturnClassR6Member_1" xlink:title="sap_PgimGlobalTotalReturnClassR6Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_PgimGlobalTotalReturnClassR6Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_PgimGlobalTotalReturnClassR6Member_1" order="15" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_PimcoIncomeFundMember" xlink:label="sap_PimcoIncomeFundMember_1" xlink:title="sap_PimcoIncomeFundMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_PimcoIncomeFundMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_PimcoIncomeFundMember_1" order="16" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TcwMetwestTotalReturnBondFundClassIMember" xlink:label="sap_TcwMetwestTotalReturnBondFundClassIMember_1" xlink:title="sap_TcwMetwestTotalReturnBondFundClassIMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TcwMetwestTotalReturnBondFundClassIMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TcwMetwestTotalReturnBondFundClassIMember_1" order="17" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2020Member" xlink:label="sap_TargetRetirement2020Member_1" xlink:title="sap_TargetRetirement2020Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2020Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2020Member_1" order="18" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2025Member" xlink:label="sap_TargetRetirement2025Member_1" xlink:title="sap_TargetRetirement2025Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2025Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2025Member_1" order="19" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2030Member" xlink:label="sap_TargetRetirement2030Member_1" xlink:title="sap_TargetRetirement2030Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2030Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2030Member_1" order="20" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2035Member" xlink:label="sap_TargetRetirement2035Member_1" xlink:title="sap_TargetRetirement2035Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2035Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2035Member_1" order="21" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2040Member" xlink:label="sap_TargetRetirement2040Member_1" xlink:title="sap_TargetRetirement2040Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2040Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2040Member_1" order="22" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2045Member" xlink:label="sap_TargetRetirement2045Member_1" xlink:title="sap_TargetRetirement2045Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2045Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2045Member_1" order="23" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2050Member" xlink:label="sap_TargetRetirement2050Member_1" xlink:title="sap_TargetRetirement2050Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2050Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2050Member_1" order="24" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2055Member" xlink:label="sap_TargetRetirement2055Member_1" xlink:title="sap_TargetRetirement2055Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2055Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2055Member_1" order="25" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2060Member" xlink:label="sap_TargetRetirement2060Member_1" xlink:title="sap_TargetRetirement2060Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2060Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2060Member_1" order="26" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2065Member" xlink:label="sap_TargetRetirement2065Member_1" xlink:title="sap_TargetRetirement2065Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2065Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2065Member_1" order="27" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirement2070Member" xlink:label="sap_TargetRetirement2070Member_1" xlink:title="sap_TargetRetirement2070Member_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirement2070Member_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirement2070Member_1" order="28" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_TargetRetirementIncomeMember" xlink:label="sap_TargetRetirementIncomeMember_1" xlink:title="sap_TargetRetirementIncomeMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_TargetRetirementIncomeMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_TargetRetirementIncomeMember_1" order="29" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_JpmcbLargeCapGrowthFundCfEClassMember" xlink:label="sap_JpmcbLargeCapGrowthFundCfEClassMember_1" xlink:title="sap_JpmcbLargeCapGrowthFundCfEClassMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_JpmcbLargeCapGrowthFundCfEClassMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_JpmcbLargeCapGrowthFundCfEClassMember_1" order="30" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutional500IndexTrustBMember" xlink:label="sap_VanguardInstitutional500IndexTrustBMember_1" xlink:title="sap_VanguardInstitutional500IndexTrustBMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardInstitutional500IndexTrustBMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardInstitutional500IndexTrustBMember_1" order="31" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalExtendedMarketIndexTrustBMember" xlink:label="sap_VanguardInstitutionalExtendedMarketIndexTrustBMember_1" xlink:title="sap_VanguardInstitutionalExtendedMarketIndexTrustBMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardInstitutionalExtendedMarketIndexTrustBMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardInstitutionalExtendedMarketIndexTrustBMember_1" order="32" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalTotalBondMarketIndexTrustBMember" xlink:label="sap_VanguardInstitutionalTotalBondMarketIndexTrustBMember_1" xlink:title="sap_VanguardInstitutionalTotalBondMarketIndexTrustBMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardInstitutionalTotalBondMarketIndexTrustBMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardInstitutionalTotalBondMarketIndexTrustBMember_1" order="33" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustBMember" xlink:label="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustBMember_1" xlink:title="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustBMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustBMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardInstitutionalTotalInternationalStockMarketIndexTrustBMember_1" order="34" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardRetirementSavingsTrustIiMember" xlink:label="sap_VanguardRetirementSavingsTrustIiMember_1" xlink:title="sap_VanguardRetirementSavingsTrustIiMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardRetirementSavingsTrustIiMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardRetirementSavingsTrustIiMember_1" order="35" priority="0" />
    <link:loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_VanguardCashReservesFederalMmFundAdmiralSharesMember" xlink:label="sap_VanguardCashReservesFederalMmFundAdmiralSharesMember_1" xlink:title="sap_VanguardCashReservesFederalMmFundAdmiralSharesMember_1" />
    <link:definitionArc xlink:type="arc" xlink:from="us-gaap_InvestmentIssuerNameDomain" xlink:to="sap_VanguardCashReservesFederalMmFundAdmiralSharesMember_1" use="optional" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:title="definition:us-gaap_InvestmentIssuerNameDomain To sap_VanguardCashReservesFederalMmFundAdmiralSharesMember_1" order="38" priority="0" />
  </link:definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DocumentDocumentAndEntityInformation" xlink:type="extended" xlink:title="00090 - Document - Document and Entity Information" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationTable" xlink:label="dei_DocumentInformationTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="dei_DocumentInformationTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentInformationLineItems" xlink:label="dei_DocumentInformationLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentInformationTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType" xlink:label="dei_DocumentType" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentType" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentPeriodEndDate" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityRegistrantName" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCentralIndexKey" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AmendmentFlag" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/StatementStatementsOfNetAssetsAvailableForBenefits" xlink:type="extended" xlink:title="00100 - Statement - Statements of Net Assets Available for Benefits" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAssetAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantContributionReceivable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanParticipantContributionReceivable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanParticipantContributionReceivable" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanReceivable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanReceivable" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanReceivableAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanReceivable" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/StatementStatementsOfChangesInNetAssetsAvailableForBenefits" xlink:type="extended" xlink:title="00200 - Statement - Statements of Changes in Net Assets Available for Benefits" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestAndDividendIncomeOnInvestment" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContribution" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContribution" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContribution" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" xlink:label="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseAbstract" xlink:to="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseFromNetAssetsAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseNetOfTransfers" xlink:label="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseNetOfTransfers" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="sap_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseNetOfTransfers" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseAbstract" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseAbstract" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseAbstract" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseAbstract" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureDescriptionOfPlan" xlink:type="extended" xlink:title="10101 - Disclosure - Description of Plan" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureSummaryOfSignificantAccountingPolicies" xlink:type="extended" xlink:title="10201 - Disclosure - Summary of Significant Accounting Policies" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureFairValueMeasurements" xlink:type="extended" xlink:title="10301 - Disclosure - Fair Value Measurements" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureInvestmentsInVanguardRetirementSavingsTrustVrst" xlink:type="extended" xlink:title="10401 - Disclosure - Investments in Vanguard Retirement Savings Trust (VRST)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanInvestmentsInTrustTextBlock" xlink:label="sap_EmployeeBenefitPlanInvestmentsInTrustTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanInvestmentsInTrustTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureRelatedPartyTransactions" xlink:type="extended" xlink:title="10501 - Disclosure - Related-Party Transactions" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosurePlanTermination" xlink:type="extended" xlink:title="10601 - Disclosure - Plan Termination" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanPlanTerminationTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureTaxStatus" xlink:type="extended" xlink:title="10701 - Disclosure - Tax Status" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureRisksAndUncertainties" xlink:type="extended" xlink:title="10801 - Disclosure - Risks and Uncertainties" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyTable" xlink:label="us-gaap-ebp_EbpRiskAndUncertaintyTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EbpRiskAndUncertaintyTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpRiskAndUncertaintyLineItems" xlink:label="us-gaap-ebp_EbpRiskAndUncertaintyLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EbpRiskAndUncertaintyLineItems" xlink:to="us-gaap-ebp_EbpRiskAndUncertaintyTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EbpRiskAndUncertaintyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanRiskAndUncertaintyTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYear" xlink:type="extended" xlink:title="10901 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies" xlink:type="extended" xlink:title="20202 - Disclosure - Summary of Significant Accounting Policies (Policies)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanContributionPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanContributionPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanContributionPolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSubsequentEventPolicyTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanSubsequentEventPolicyTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="8" xlink:from="us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanSubsequentEventPolicyTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureFairValueMeasurementsTables" xlink:type="extended" xlink:title="30303 - Disclosure - Fair Value Measurements (Tables)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureDescriptionOfPlanContributionsAndTransfersDetails" xlink:type="extended" xlink:title="40101 - Disclosure - Description of Plan - Contributions and Transfers (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationAmount" xlink:label="us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationAmount" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationAmount" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage" xlink:label="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage" xlink:label="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_Employeebenefitplanmaximumeligiblecompensationforcalculatingemployermatch" xlink:label="sap_Employeebenefitplanmaximumeligiblecompensationforcalculatingemployermatch" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_Employeebenefitplanmaximumeligiblecompensationforcalculatingemployermatch" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_Employeebenefitplanparticipantcontributionpretaxandaftertaxmaximumannualcompensationtototalcompensationpercentage" xlink:label="sap_Employeebenefitplanparticipantcontributionpretaxandaftertaxmaximumannualcompensationtototalcompensationpercentage" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_Employeebenefitplanparticipantcontributionpretaxandaftertaxmaximumannualcompensationtototalcompensationpercentage" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" xlink:label="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EbpInvestmentProgramSingleParticipationStatusExtensibleEnumeration" xlink:label="us-gaap-ebp_EbpInvestmentProgramSingleParticipationStatusExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="8" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EbpInvestmentProgramSingleParticipationStatusExtensibleEnumeration" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanMinimumServiceHourThresholdForEmployerDiscretionaryContributions" xlink:label="sap_EmployeeBenefitPlanMinimumServiceHourThresholdForEmployerDiscretionaryContributions" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="9" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanMinimumServiceHourThresholdForEmployerDiscretionaryContributions" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureDescriptionOfPlanVestingAndForfeituresDetails" xlink:type="extended" xlink:title="40102 - Disclosure - Description of Plan - Vesting and Forfeitures (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceAxis" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="sap_EmployeeBenefitPlanYearsOfVestingServiceAxis" xlink:to="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheOneMember" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheOneMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" xlink:to="sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheOneMember" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheTwoMember" xlink:label="sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheTwoMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="sap_EmployeeBenefitPlanYearsOfVestingServiceDomain" xlink:to="sap_EmployeeBenefitPlanYearsOfVestingServiceTrancheTwoMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanPercentageVestedAfterTwoYearsOfService" xlink:label="sap_EmployeeBenefitPlanPercentageVestedAfterTwoYearsOfService" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanPercentageVestedAfterTwoYearsOfService" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanPercentageVestedAfterThreeYearsOfService" xlink:label="sap_EmployeeBenefitPlanPercentageVestedAfterThreeYearsOfService" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanPercentageVestedAfterThreeYearsOfService" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanYearsOfService" xlink:label="sap_EmployeeBenefitPlanYearsOfService" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanYearsOfService" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution" xlink:label="us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount" xlink:label="us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureDescriptionOfPlanNotesReceivableFromParticipantsAndPaymentOfBenefitsDetails" xlink:type="extended" xlink:title="40103 - Disclosure - Description of Plan - Notes Receivable from Participants and Payment of Benefits (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="srt_RangeAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember" xlink:label="srt_RangeMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="srt_RangeAxis" xlink:to="srt_RangeMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="srt_RangeMember" xlink:to="srt_MinimumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="srt_RangeMember" xlink:to="srt_MaximumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage" xlink:label="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanTermOfBorrowedAmount" xlink:label="sap_EmployeeBenefitPlanTermOfBorrowedAmount" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanTermOfBorrowedAmount" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanPercentageAdditionToInterestRateSetByAdministrators" xlink:label="sap_EmployeeBenefitPlanPercentageAdditionToInterestRateSetByAdministrators" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanPercentageAdditionToInterestRateSetByAdministrators" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanMaximumNumberOfPermittedNotesReceivableWithOutstandingBalances" xlink:label="sap_EmployeeBenefitPlanMaximumNumberOfPermittedNotesReceivableWithOutstandingBalances" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanMaximumNumberOfPermittedNotesReceivableWithOutstandingBalances" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" xlink:label="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanAgeForWhichParticipantsWillNotBeRequiredToCommenceMinimumDistributions." xlink:label="sap_EmployeeBenefitPlanAgeForWhichParticipantsWillNotBeRequiredToCommenceMinimumDistributions." />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="8" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanAgeForWhichParticipantsWillNotBeRequiredToCommenceMinimumDistributions." priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureFairValueMeasurementsDetails" xlink:type="extended" xlink:title="40301 - Disclosure - Fair Value Measurements (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueInputsLevel3Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureFairValueMeasurementsPlanSInvestmentAssetsAtFairValueDetails" xlink:type="extended" xlink:title="40302 - Disclosure - Fair Value Measurements - Plan's investment assets at fair value (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="us-gaap_FairValueByFairValueHierarchyLevelAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="us-gaap_FairValueByFairValueHierarchyLevelAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel12And3Member" xlink:label="us-gaap_FairValueInputsLevel12And3Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueInputsLevel12And3Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="us-gaap_FairValueInputsLevel1Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap_FairValueInputsLevel12And3Member" xlink:to="us-gaap_FairValueInputsLevel1Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="us-gaap_FairValueInputsLevel2Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap_FairValueInputsLevel12And3Member" xlink:to="us-gaap_FairValueInputsLevel2Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="us-gaap_FairValueInputsLevel3Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap_FairValueInputsLevel12And3Member" xlink:to="us-gaap_FairValueInputsLevel3Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember" xlink:label="us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeAxis" xlink:label="us-gaap_InvestmentTypeAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" xlink:to="us-gaap_InvestmentTypeAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentTypeCategorizationMember" xlink:label="us-gaap_InvestmentTypeCategorizationMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="us-gaap_InvestmentTypeAxis" xlink:to="us-gaap_InvestmentTypeCategorizationMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_MutualFundMember" xlink:label="us-gaap_MutualFundMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap_MutualFundMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember" xlink:label="us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap-ebp_EmployeeBenefitPlanSelfDirectedBrokerageAccountMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember" xlink:label="us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockFundMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember" xlink:label="us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap_InvestmentTypeCategorizationMember" xlink:to="us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureInvestmentsInVanguardRetirementSavingsTrustVrstDetails" xlink:type="extended" xlink:title="40401 - Disclosure - Investments in Vanguard Retirement Savings Trust (VRST) (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="srt_RangeAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember" xlink:label="srt_RangeMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="srt_RangeAxis" xlink:to="srt_RangeMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="srt_RangeMember" xlink:to="srt_MinimumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="srt_RangeMember" xlink:to="srt_MaximumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanInvestmentsInTrustAverageMaturityRange" xlink:label="sap_EmployeeBenefitPlanInvestmentsInTrustAverageMaturityRange" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanInvestmentsInTrustAverageMaturityRange" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosurePlanTerminationDetails" xlink:type="extended" xlink:title="40601 - Disclosure - Plan Termination (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EmployeeBenefitPlanPlanTerminationVestingPercentage" xlink:label="sap_EmployeeBenefitPlanPlanTerminationVestingPercentage" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems" xlink:to="sap_EmployeeBenefitPlanPlanTerminationVestingPercentage" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureTaxStatusDetails" xlink:type="extended" xlink:title="40701 - Disclosure - Tax Status (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterDate" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterDate" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterDate" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterObtained" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterObtained" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxDeterminationLetterObtained" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanTaxQualificationStatusExtensibleEnumeration" xlink:label="us-gaap-ebp_EmployeeBenefitPlanTaxQualificationStatusExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanTaxQualificationStatusExtensibleEnumeration" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDetails" xlink:type="extended" xlink:title="40901 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year) (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="srt_RangeAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember" xlink:label="srt_RangeMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="srt_RangeAxis" xlink:to="srt_RangeMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="srt_RangeMember" xlink:to="srt_MinimumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="srt_RangeMember" xlink:to="srt_MaximumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIdentifierAxis" xlink:label="us-gaap_InvestmentIdentifierAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="us-gaap_InvestmentIdentifierAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" xlink:label="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="8" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" priority="1" use="optional" />
  </definitionLink>
  <definitionLink xlink:role="http://www.sap.com/role/DisclosureScheduleHLine4iScheduleOfAssetsHeldAtEndOfYearDefaultDetails" xlink:type="extended" xlink:title="40901 - Disclosure - Schedule H, Line 4i - Schedule of Assets (Held at End of Year) Default (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="dei_LegalEntityAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" use="optional" />
    <loc xlink:type="locator" xlink:href="sap-20251231.xsd#sap_EBP001Member" xlink:label="sap_EBP001Member" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="dei_EntityDomain" xlink:to="sap_EBP001Member" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeAxis" xlink:label="srt_RangeAxis" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" xlink:to="srt_RangeAxis" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_RangeMember" xlink:label="srt_RangeMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" order="1" xlink:from="srt_RangeAxis" xlink:to="srt_RangeMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MinimumMember" xlink:label="srt_MinimumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="1" xlink:from="srt_RangeMember" xlink:to="srt_MinimumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_MaximumMember" xlink:label="srt_MaximumMember" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="srt_RangeMember" xlink:to="srt_MaximumMember" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:label="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" order="1" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable" use="optional" xbrldt:contextElement="segment" xbrldt:closed="true" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="2" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentIssuerNameExtensibleEnumeration" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" xlink:label="us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="3" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanInvestmentTypeExtensibleEnumeration" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="4" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="5" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" xlink:label="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="6" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="7" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment" priority="1" use="optional" />
    <loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd#us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" xlink:label="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" />
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" order="8" xlink:from="us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems" xlink:to="us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentPartyInInterest" priority="1" use="optional" />
  </definitionLink>
</link:linkbase>
