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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a04aa1-6585-7efb-adc1-be6743dcbc8f,g:f266be27-b602-46b6-830e-40a439c7ae2e-->
<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" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.okta.com/role/CoverPage" xlink:type="simple" xlink:href="okta-20260914.xsd#CoverPage"/>
  <link:presentationLink xlink:role="http://www.okta.com/role/CoverPage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_01a04aa1-6585-7aec-9b05-adc0040cd420" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_DocumentType_01a04aa1-6585-7aec-9b05-adc0040cd420" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_01a04aa1-6585-7d99-b1ac-9fb99d2554f4" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_DocumentPeriodEndDate_01a04aa1-6585-7d99-b1ac-9fb99d2554f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_01a04aa1-6585-7e4b-8f87-1cf14a279f2c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityRegistrantName_01a04aa1-6585-7e4b-8f87-1cf14a279f2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_01a04aa1-6585-74e2-8a39-0551e0456987" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityIncorporationStateCountryCode_01a04aa1-6585-74e2-8a39-0551e0456987" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_01a04aa1-6585-794c-ad85-82d856439373" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityFileNumber_01a04aa1-6585-794c-ad85-82d856439373" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_01a04aa1-6585-7ead-a34b-492fc8c29700" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityTaxIdentificationNumber_01a04aa1-6585-7ead-a34b-492fc8c29700" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_01a04aa1-6585-72f9-9ed3-abc9872b0931" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityAddressAddressLine1_01a04aa1-6585-72f9-9ed3-abc9872b0931" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_01a04aa1-6585-7654-80df-655fbdecbace" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityAddressCityOrTown_01a04aa1-6585-7654-80df-655fbdecbace" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_01a04aa1-6585-7b05-bc32-c1f524ecda2c" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityAddressStateOrProvince_01a04aa1-6585-7b05-bc32-c1f524ecda2c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_01a04aa1-6585-77cf-a512-5cf1cc6cfbcd" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityAddressPostalZipCode_01a04aa1-6585-77cf-a512-5cf1cc6cfbcd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_01a04aa1-6585-7913-a7c1-21b5735ba86f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_CityAreaCode_01a04aa1-6585-7913-a7c1-21b5735ba86f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_01a04aa1-6585-7779-adcb-d36cd68613c6" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_LocalPhoneNumber_01a04aa1-6585-7779-adcb-d36cd68613c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_01a04aa1-6585-7f96-bd5e-46d79eb45e07" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_WrittenCommunications_01a04aa1-6585-7f96-bd5e-46d79eb45e07" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_01a04aa1-6585-7a7b-a9e4-e95085810186" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_SolicitingMaterial_01a04aa1-6585-7a7b-a9e4-e95085810186" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_01a04aa1-6585-7a9a-9ddd-e8d07fb97c58" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_PreCommencementTenderOffer_01a04aa1-6585-7a9a-9ddd-e8d07fb97c58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_01a04aa1-6585-764f-8bdc-3c334ca4ab77" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_01a04aa1-6585-764f-8bdc-3c334ca4ab77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_01a04aa1-6585-7489-b854-b0891562e658" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_Security12bTitle_01a04aa1-6585-7489-b854-b0891562e658" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_01a04aa1-6585-7d9f-be4b-c02c3c68398b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_TradingSymbol_01a04aa1-6585-7d9f-be4b-c02c3c68398b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_01a04aa1-6585-7a50-800c-be6a6af69ab2" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_SecurityExchangeName_01a04aa1-6585-7a50-800c-be6a6af69ab2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_01a04aa1-6585-756c-9776-e978a3396545" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityEmergingGrowthCompany_01a04aa1-6585-756c-9776-e978a3396545" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_01a04aa1-6585-71a6-b6db-8844b8429f1b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_AmendmentFlag_01a04aa1-6585-71a6-b6db-8844b8429f1b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_01a04aa1-6585-76fb-a0e0-7e6a755025c3" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04aa1-6585-7b55-898a-cb47abb8f968" xlink:to="loc_dei_EntityCentralIndexKey_01a04aa1-6585-76fb-a0e0-7e6a755025c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
