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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019fc447-4675-7041-8a31-7770ea8cc743,g:7e2b1d44-73e3-43db-ab70-746d95eb28da-->
<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.insight.com/role/Cover" xlink:type="simple" xlink:href="nsit-20260806.xsd#Cover"/>
  <link:presentationLink xlink:role="http://www.insight.com/role/Cover" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019fc447-4675-78e4-ab69-7a222f1d5a69" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_DocumentType_019fc447-4675-78e4-ab69-7a222f1d5a69" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019fc447-4675-7fc3-9582-2ccfffcc12e5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_DocumentPeriodEndDate_019fc447-4675-7fc3-9582-2ccfffcc12e5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019fc447-4675-721e-8da9-0ee65848b9f3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityRegistrantName_019fc447-4675-721e-8da9-0ee65848b9f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019fc447-4675-7ebb-87f5-0156a44eb78d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019fc447-4675-7ebb-87f5-0156a44eb78d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019fc447-4675-7667-a37a-09189c1d374a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityFileNumber_019fc447-4675-7667-a37a-09189c1d374a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019fc447-4675-76e6-8e52-1435e5bc5e33" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityTaxIdentificationNumber_019fc447-4675-76e6-8e52-1435e5bc5e33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019fc447-4675-77ad-853a-1178e3b817c1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityAddressAddressLine1_019fc447-4675-77ad-853a-1178e3b817c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019fc447-4675-76e6-bcbb-de96108cd8a6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityAddressCityOrTown_019fc447-4675-76e6-bcbb-de96108cd8a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019fc447-4675-7109-ad61-8685e68251f0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityAddressStateOrProvince_019fc447-4675-7109-ad61-8685e68251f0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019fc447-4675-7352-83fb-d56e30da69e7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityAddressPostalZipCode_019fc447-4675-7352-83fb-d56e30da69e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019fc447-4675-704e-9659-853c7540f4bb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_CityAreaCode_019fc447-4675-704e-9659-853c7540f4bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019fc447-4675-73ef-8c3e-27624bfb15f5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_LocalPhoneNumber_019fc447-4675-73ef-8c3e-27624bfb15f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_019fc447-4675-7f6b-8a59-7c729fc3204b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_WrittenCommunications_019fc447-4675-7f6b-8a59-7c729fc3204b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_019fc447-4675-7f0c-bf87-689cfd8fd2a6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_SolicitingMaterial_019fc447-4675-7f0c-bf87-689cfd8fd2a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_019fc447-4675-7614-ad27-7e46f46a6b2b" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_PreCommencementTenderOffer_019fc447-4675-7614-ad27-7e46f46a6b2b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_019fc447-4675-7ea2-872f-7f3b27da86ae" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_019fc447-4675-7ea2-872f-7f3b27da86ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_019fc447-4675-76be-b72c-ebcca2288c9f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_Security12bTitle_019fc447-4675-76be-b72c-ebcca2288c9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_019fc447-4675-7974-9576-2bbd2074494e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_TradingSymbol_019fc447-4675-7974-9576-2bbd2074494e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_019fc447-4675-7a02-b12f-c5e27aac69a8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_SecurityExchangeName_019fc447-4675-7a02-b12f-c5e27aac69a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019fc447-4675-7c40-91c8-c53336708bfe" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityEmergingGrowthCompany_019fc447-4675-7c40-91c8-c53336708bfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019fc447-4675-7d22-a1fc-c95ba28e1a63" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_EntityCentralIndexKey_019fc447-4675-7d22-a1fc-c95ba28e1a63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019fc447-4675-7f3a-b3f1-a54e334573fb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_019fc447-4675-7e3e-bce6-cc18a781889b" xlink:to="loc_dei_AmendmentFlag_019fc447-4675-7f3a-b3f1-a54e334573fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
