<?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>0001403680</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001069202</issuerCik>
      <issuerName>LENNOX INTERNATIONAL INC</issuerName>
      <secFileNumber>001-15149</secFileNumber>
      <issuerAddress>
        <com:street1>2140 LAKE PARK BLVD</com:street1>
        <com:city>RICHARDSON</com:city>
        <com:stateOrCountry>TX</com:stateOrCountry>
        <com:zipCode>75080</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>972-497-5000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Sessa Daniel M</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>2419</noOfUnitsSold>
      <aggregateMarketValue>696896.73</aggregateMarketValue>
      <noOfUnitsOutstanding>35501548</noOfUnitsOutstanding>
      <approxSaleDate>05/11/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/11/2023</acquiredDate>
      <natureOfAcquisitionTransaction>SAR</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2419</amountOfSecuritiesAcquired>
      <paymentDate>05/11/2023</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Daniel Sessa</name>
        <address>
          <com:street1>2140 LAKE PARK BLVD.</com:street1>
          <com:city>RICHARDSON</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75080</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>03/16/2023</saleDate>
      <amountOfSecuritiesSold>2052</amountOfSecuritiesSold>
      <grossProceeds>504388.50</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/11/2023</noticeDate>
      <signature>/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Daniel M Sessa</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3395}]
144
0001403680
XXXXXXXX
LIVE
0001069202
LENNOX INTERNATIONAL INC
001-15149
2140 LAKE PARK BLVD
RICHARDSON
TX
75080
972-497-5000
Sessa Daniel M
Officer
Common
Fidelity Brokerage Services LLC
900 Salem Street
Smithfield
RI
02917
2419
696896.73
35501548
05/11/2023
NYSE
Common
05/11/2023
SAR
Issuer
N
2419
05/11/2023
Compensation
N
Daniel Sessa
2140 LAKE PARK BLVD.
RICHARDSON
TX
75080
Common
03/16/2023
2052
504388.50
05/11/2023
/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Daniel M Sessa