<?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>0001965724</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000823768</issuerCik>
      <issuerName>WASTE MANAGEMENT INC</issuerName>
      <secFileNumber>001-12154</secFileNumber>
      <issuerAddress>
        <com:street1>800 CAPITOL STREET, STE 3000</com:street1>
        <com:city>HOUSTON</com:city>
        <com:stateOrCountry>TX</com:stateOrCountry>
        <com:zipCode>77002</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>7135126200</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Chinn Bruce E.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Wells Fargo Clearing Services</name>
        <address>
          <com:street1>1 North Jefferson Avenue</com:street1>
          <com:city>St. Louis</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>63103</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>172</noOfUnitsSold>
      <aggregateMarketValue>27292.32</aggregateMarketValue>
      <noOfUnitsOutstanding>405059457</noOfUnitsOutstanding>
      <approxSaleDate>08/15/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>common</securitiesClassTitle>
      <acquiredDate>02/10/2023</acquiredDate>
      <natureOfAcquisitionTransaction>compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>172</amountOfSecuritiesAcquired>
      <paymentDate>02/10/2023</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>shares sold in account for Chinn Family Trust, Bruce E Chinn, trustee.</remarks>
    <noticeSignature>
      <noticeDate>08/15/2023</noticeDate>
      <signature>Bruce E Chinn</signature>
    </noticeSignature>
  </formData>
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144
0001965724
XXXXXXXX
LIVE
0000823768
WASTE MANAGEMENT INC
001-12154
800 CAPITOL STREET, STE 3000
HOUSTON
TX
77002
7135126200
Chinn Bruce E.
Director
common
Wells Fargo Clearing Services
1 North Jefferson Avenue
St. Louis
MO
63103
172
27292.32
405059457
08/15/2023
NYSE
common
02/10/2023
compensation
Issuer
N
172
02/10/2023
N/A
Y
shares sold in account for Chinn Family Trust, Bruce E Chinn, trustee.
08/15/2023
Bruce E Chinn