<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001247582</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000932696</issuerCik>
      <issuerName>INSIGHT ENTERPRISES INC</issuerName>
      <secFileNumber>000-25092</secFileNumber>
      <issuerAddress>
        <com:street1>2701 E INSIGHT WAY</com:street1>
        <com:city>CHANDLER</com:city>
        <com:stateOrCountry>AZ</com:stateOrCountry>
        <com:zipCode>85286</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>480-889-9500</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>ALLEN RICHARD E</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corporation</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>6801</noOfUnitsSold>
      <aggregateMarketValue>1047013.00</aggregateMarketValue>
      <noOfUnitsOutstanding>31777678</noOfUnitsOutstanding>
      <approxSaleDate>02/26/2025</approxSaleDate>
      <securitiesExchangeName>Nasdaq</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/15/2017</acquiredDate>
      <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>6801</amountOfSecuritiesAcquired>
      <paymentDate>05/15/2017</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>- Shares are being sold in the Allen Family Trust - Richard &amp; Lorie Allen, trustee's - 6,801 Restricted Stock Units were acquired 05.17.2017 - 05.19.2024</remarks>
    <noticeSignature>
      <noticeDate>02/26/2025</noticeDate>
      <signature>Richard E Allen</signature>
    </noticeSignature>
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144
0001247582
XXXXXXXX
LIVE
0000932696
INSIGHT ENTERPRISES INC
000-25092
2701 E INSIGHT WAY
CHANDLER
AZ
85286
480-889-9500
ALLEN RICHARD E
Director
Common
Charles Schwab Corporation
3000 Schwab Way
Westlake
TX
76262
6801
1047013.00
31777678
02/26/2025
Nasdaq
Common
05/15/2017
Restricted Stock Units
Issuer
N
6801
05/15/2017
Equity Compensation
Y
- Shares are being sold in the Allen Family Trust - Richard & Lorie Allen, trustee's - 6,801 Restricted Stock Units were acquired 05.17.2017 - 05.19.2024
02/26/2025
Richard E Allen