<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019f1578-e2dc-7141-a7d9-cfa184ea92fb,g:184667ad-7f4b-434c-9e65-df64d758dc5a-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <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/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://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:roleRef roleURI="http://www.snowflake.com/role/CoverPage" xlink:type="simple" xlink:href="snow-20260629.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.snowflake.com/role/CoverPage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_019f1578-e2dc-7447-81de-225df55161dd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntitiesTable_019f1578-e2dc-7447-81de-225df55161dd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressesAddressTypeAxis_019f1578-e2dc-766e-942c-04f333d786db" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressesAddressTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_019f1578-e2dc-7447-81de-225df55161dd" xlink:to="loc_dei_EntityAddressesAddressTypeAxis_019f1578-e2dc-766e-942c-04f333d786db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AddressTypeDomain_019f1578-e2dc-766e-942c-04f333d786db_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AddressTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_EntityAddressesAddressTypeAxis_019f1578-e2dc-766e-942c-04f333d786db" xlink:to="loc_dei_AddressTypeDomain_019f1578-e2dc-766e-942c-04f333d786db_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AddressTypeDomain_019f1578-e2dc-7bd9-904f-9533fe50a306" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AddressTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_EntityAddressesAddressTypeAxis_019f1578-e2dc-766e-942c-04f333d786db" xlink:to="loc_dei_AddressTypeDomain_019f1578-e2dc-7bd9-904f-9533fe50a306" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_FormerAddressMember_019f1578-e2dc-728e-8f00-b23fe5958a8c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_FormerAddressMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_AddressTypeDomain_019f1578-e2dc-7bd9-904f-9533fe50a306" xlink:to="loc_dei_FormerAddressMember_019f1578-e2dc-728e-8f00-b23fe5958a8c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019f1578-e2dc-7a14-944c-93ec51b2125f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_DocumentType_019f1578-e2dc-7a14-944c-93ec51b2125f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019f1578-e2dc-7b43-8703-250759edebc7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_DocumentPeriodEndDate_019f1578-e2dc-7b43-8703-250759edebc7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019f1578-e2dc-70b5-8575-9eb94b8e9a3d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityRegistrantName_019f1578-e2dc-70b5-8575-9eb94b8e9a3d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019f1578-e2dc-7c1e-8291-ef03ff5ebafb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019f1578-e2dc-7c1e-8291-ef03ff5ebafb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019f1578-e2dc-72f4-9aea-e2895604c756" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityFileNumber_019f1578-e2dc-72f4-9aea-e2895604c756" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019f1578-e2dc-7639-aec7-cff1f3fefe7b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityTaxIdentificationNumber_019f1578-e2dc-7639-aec7-cff1f3fefe7b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019f1578-e2dc-7349-b235-c32a2a0303c7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityAddressAddressLine1_019f1578-e2dc-7349-b235-c32a2a0303c7" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019f1578-e2dc-7b87-83f1-ec72ce5da066" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityAddressCityOrTown_019f1578-e2dc-7b87-83f1-ec72ce5da066" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019f1578-e2dc-744f-b423-33b16750cec6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityAddressStateOrProvince_019f1578-e2dc-744f-b423-33b16750cec6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019f1578-e2dc-7f08-a1f5-48e380e35cc3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityAddressPostalZipCode_019f1578-e2dc-7f08-a1f5-48e380e35cc3" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019f1578-e2dc-709f-909b-ebd0a4c5c325" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_CityAreaCode_019f1578-e2dc-709f-909b-ebd0a4c5c325" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019f1578-e2dc-703d-8709-d45e2468eac9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_LocalPhoneNumber_019f1578-e2dc-703d-8709-d45e2468eac9" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_019f1578-e2dc-7265-b4b9-939f01ac4b1a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_WrittenCommunications"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_WrittenCommunications_019f1578-e2dc-7265-b4b9-939f01ac4b1a" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_019f1578-e2dc-7e55-a835-e0d131619424" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SolicitingMaterial"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_SolicitingMaterial_019f1578-e2dc-7e55-a835-e0d131619424" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_019f1578-e2dc-79d5-bc04-f2163144abad" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_PreCommencementTenderOffer_019f1578-e2dc-79d5-bc04-f2163144abad" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_019f1578-e2dc-7830-b1fb-18f6b67b1b47" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_019f1578-e2dc-7830-b1fb-18f6b67b1b47" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_019f1578-e2dc-753c-9144-2230c41fc9a5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_Security12bTitle_019f1578-e2dc-753c-9144-2230c41fc9a5" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_019f1578-e2dc-7b1a-a0e9-2eb62bf61a98" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_TradingSymbol_019f1578-e2dc-7b1a-a0e9-2eb62bf61a98" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_019f1578-e2dc-7fa7-96ff-c1c744c5d919" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_SecurityExchangeName_019f1578-e2dc-7fa7-96ff-c1c744c5d919" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019f1578-e2dc-750f-97c2-e9e14038a1e1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityEmergingGrowthCompany_019f1578-e2dc-750f-97c2-e9e14038a1e1" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019f1578-e2dc-78b6-947b-6c7a75b10ce1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_AmendmentFlag_019f1578-e2dc-78b6-947b-6c7a75b10ce1" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019f1578-e2dc-7be1-91e8-354e9172f539" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_EntityCentralIndexKey_019f1578-e2dc-7be1-91e8-354e9172f539" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_019f1578-e2dc-7065-b189-916648fbd7bd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019f1578-e2dc-7de5-9f8e-83c9e2f42c29" xlink:to="loc_dei_CurrentFiscalYearEndDate_019f1578-e2dc-7065-b189-916648fbd7bd" xlink:type="arc" order="22"/>
  </link:definitionLink>
</link:linkbase>
