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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a12dc6-72fe-7303-a8eb-3c50ea84e71c,g:8a274664-81e5-4a35-b4ef-0d03a21a17c2-->
<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.hertz.com/role/Coverpage" xlink:type="simple" xlink:href="htz-20261009.xsd#Coverpage"/>
  <link:definitionLink xlink:role="http://www.hertz.com/role/Coverpage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_01a12dc6-72fe-7ed5-9c5b-69eafbad04b6" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntitiesTable_01a12dc6-72fe-7ed5-9c5b-69eafbad04b6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_01a12dc6-72fe-7d1e-9c49-fad0671f37fa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_01a12dc6-72fe-7ed5-9c5b-69eafbad04b6" xlink:to="loc_dei_LegalEntityAxis_01a12dc6-72fe-7d1e-9c49-fad0671f37fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_01a12dc6-72fe-7d1e-9c49-fad0671f37fa_default" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_01a12dc6-72fe-7d1e-9c49-fad0671f37fa" xlink:to="loc_dei_EntityDomain_01a12dc6-72fe-7d1e-9c49-fad0671f37fa_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_01a12dc6-72fe-748f-9277-3ce907d44937" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_01a12dc6-72fe-7d1e-9c49-fad0671f37fa" xlink:to="loc_dei_EntityDomain_01a12dc6-72fe-748f-9277-3ce907d44937" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_htz_TheHertzCorporationMember_01a12dc6-72fe-760e-a016-da9c5faac526" xlink:href="htz-20261009.xsd#htz_TheHertzCorporationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_01a12dc6-72fe-748f-9277-3ce907d44937" xlink:to="loc_htz_TheHertzCorporationMember_01a12dc6-72fe-760e-a016-da9c5faac526" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_01a12dc6-72fe-7078-b238-e391234dfb58" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_01a12dc6-72fe-7ed5-9c5b-69eafbad04b6" xlink:to="loc_us-gaap_StatementClassOfStockAxis_01a12dc6-72fe-7078-b238-e391234dfb58" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7078-b238-e391234dfb58_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_01a12dc6-72fe-7078-b238-e391234dfb58" xlink:to="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7078-b238-e391234dfb58_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7064-9881-9f301b20b72c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_01a12dc6-72fe-7078-b238-e391234dfb58" xlink:to="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7064-9881-9f301b20b72c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_01a12dc6-72fe-711b-94bf-6e3ed1ec5056" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7064-9881-9f301b20b72c" xlink:to="loc_us-gaap_CommonStockMember_01a12dc6-72fe-711b-94bf-6e3ed1ec5056" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WarrantMember_01a12dc6-72fe-74c0-821d-6878865b64e8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WarrantMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_01a12dc6-72fe-7064-9881-9f301b20b72c" xlink:to="loc_us-gaap_WarrantMember_01a12dc6-72fe-74c0-821d-6878865b64e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_01a12dc6-72fe-7cb6-a305-1967d129cc88" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_DocumentType_01a12dc6-72fe-7cb6-a305-1967d129cc88" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_01a12dc6-72fe-7a50-a990-701e97a99eac" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_DocumentPeriodEndDate_01a12dc6-72fe-7a50-a990-701e97a99eac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_01a12dc6-72fe-7561-a5c9-fafd04a49d30" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityRegistrantName_01a12dc6-72fe-7561-a5c9-fafd04a49d30" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_01a12dc6-72fe-777c-9cfc-afbbce30edf8" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityIncorporationStateCountryCode_01a12dc6-72fe-777c-9cfc-afbbce30edf8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_01a12dc6-72fe-7cf7-a7eb-b29404021b3d" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityFileNumber_01a12dc6-72fe-7cf7-a7eb-b29404021b3d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_01a12dc6-72fe-761a-8a38-3abc54526021" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityTaxIdentificationNumber_01a12dc6-72fe-761a-8a38-3abc54526021" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_01a12dc6-72fe-7516-85f5-b63905228048" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityAddressAddressLine1_01a12dc6-72fe-7516-85f5-b63905228048" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_01a12dc6-72fe-7c8e-8930-776e5195b81d" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityAddressCityOrTown_01a12dc6-72fe-7c8e-8930-776e5195b81d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_01a12dc6-72fe-78f7-9743-1aecff058526" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityAddressStateOrProvince_01a12dc6-72fe-78f7-9743-1aecff058526" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_01a12dc6-72fe-7569-b2ee-7d4b97b89d83" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityAddressPostalZipCode_01a12dc6-72fe-7569-b2ee-7d4b97b89d83" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_01a12dc6-72fe-706b-b2ed-510ae3bf379f" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_CityAreaCode_01a12dc6-72fe-706b-b2ed-510ae3bf379f" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_01a12dc6-72fe-7348-bfcf-b7fc8c4e52cd" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_LocalPhoneNumber_01a12dc6-72fe-7348-bfcf-b7fc8c4e52cd" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_01a12dc6-72fe-7ebe-b151-66432dfe576f" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_Security12bTitle_01a12dc6-72fe-7ebe-b151-66432dfe576f" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_01a12dc6-72fe-7d72-8234-8b91ce7a5700" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_TradingSymbol_01a12dc6-72fe-7d72-8234-8b91ce7a5700" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_01a12dc6-72fe-77eb-bc7c-c9b50f0d4a1c" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_SecurityExchangeName_01a12dc6-72fe-77eb-bc7c-c9b50f0d4a1c" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_01a12dc6-72fe-7f7f-a3e1-fdbdedfe393a" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityEmergingGrowthCompany_01a12dc6-72fe-7f7f-a3e1-fdbdedfe393a" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_01a12dc6-72fe-7411-9045-4e6b746ebcf1" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_EntityCentralIndexKey_01a12dc6-72fe-7411-9045-4e6b746ebcf1" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_01a12dc6-72fe-7374-88dc-4de6e7aa707c" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_AmendmentFlag_01a12dc6-72fe-7374-88dc-4de6e7aa707c" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_01a12dc6-72fe-77a7-a5be-20f94f7a54bd" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_WrittenCommunications_01a12dc6-72fe-77a7-a5be-20f94f7a54bd" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_01a12dc6-72fe-7a5f-a50e-aae55ebae078" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_SolicitingMaterial_01a12dc6-72fe-7a5f-a50e-aae55ebae078" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_01a12dc6-72fe-7c6c-a507-cba019650119" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_PreCommencementTenderOffer_01a12dc6-72fe-7c6c-a507-cba019650119" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_01a12dc6-72fe-77fe-abce-77dbbf4c3b9a" 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_01a12dc6-72fe-7d30-81c3-23034d974620" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_01a12dc6-72fe-77fe-abce-77dbbf4c3b9a" xlink:type="arc" order="21"/>
  </link:definitionLink>
</link:linkbase>
