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    <isConfidential>false</isConfidential>
    <filerInfo>

      <filer>
        <issuerCredentials>
          <cik>0000793769</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>


      <seriesClassInfo>
        <seriesId>S000084021</seriesId>
        <classId>C000248152</classId>
        <classId>C000248153</classId>
      </seriesClassInfo>


    </filerInfo>
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      <regFileNumber>811-04676</regFileNumber>
      <regCik>0000793769</regCik>
      <regLei>549300YJH4HL5M6WFP75</regLei>
      <regStreet1>111 SOUTH WACKER DRIVE</regStreet1>
      <regStreet2>34TH FLOOR</regStreet2>
      <regCity>CHICAGO</regCity>
      <regStateConditional regCountry="US" regState="US-IL"/>
      <regZipOrPostalCode>60606</regZipOrPostalCode>
      <regPhone>312-443-4400</regPhone>
      <seriesName>Harbor International Compounders Fund</seriesName>
      <seriesId>S000084021</seriesId>
      <seriesLei>254900JM0P7LFDU6IB40</seriesLei>
      <repPdEnd>2025-10-31</repPdEnd>
      <repPdDate>2025-10-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
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      <totLiabs>57215.76</totLiabs>
      <netAssets>50729541.77</netAssets>
      <assetsAttrMiscSec>0.00000000</assetsAttrMiscSec>
      <assetsInvested>0.00000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.00000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.00000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.00000000</amtPayOneYrOthAffil>
      <amtPayOneYrOther>0.00000000</amtPayOneYrOther>
      <amtPayAftOneYrBanksBorr>0.00000000</amtPayAftOneYrBanksBorr>
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      <amtPayAftOneYrOther>0.00000000</amtPayAftOneYrOther>
      <delayDeliv>0.00000000</delayDeliv>
      <standByCommit>0.00000000</standByCommit>
      <liquidPref>0.00000000</liquidPref>
      <cshNotRptdInCorD>417142.18000000</cshNotRptdInCorD>
      <isNonCashCollateral>N</isNonCashCollateral>
      <returnInfo>
        <monthlyTotReturns>
          <monthlyTotReturn classId="C000248152" rtn1="2.31000000" rtn2="1.88000000" rtn3="2.77000000"/>
          <monthlyTotReturn classId="C000248153" rtn1="2.31000000" rtn2="1.88000000" rtn3="2.77000000"/>
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        <othMon2 netRealizedGain="158701.16000000" netUnrealizedAppr="634319.05000000"/>
        <othMon3 netRealizedGain="-217511.63000000" netUnrealizedAppr="1549634.60000000"/>
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      <mon2Flow redemption="44080.66000000" reinvestment="0.00000000" sales="584998.34000000"/>
      <mon3Flow redemption="629769.12000000" reinvestment="0.00000000" sales="364042.04000000"/>


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        <fairValLevel>2</fairValLevel>
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        <name>AstraZeneca PLC</name>
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        <name>HDFC Bank Ltd</name>
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        <fairValLevel>1</fairValLevel>
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        <name>L'Oreal SA</name>
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        <fairValLevel>2</fairValLevel>
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      <invstOrSec>
        <name>LVMH Moet Hennessy Louis Vuitton SE</name>
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        <fairValLevel>2</fairValLevel>
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      <invstOrSec>
        <name>Schneider Electric SE</name>
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        <fairValLevel>2</fairValLevel>
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      <invstOrSec>
        <name>SAP SE</name>
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        <name>Heidelberg Materials AG</name>
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        <fairValLevel>2</fairValLevel>
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        <name>Siemens AG</name>
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        <fairValLevel>2</fairValLevel>
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        <name>MercadoLibre Inc</name>
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        <name>SMC Corp</name>
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        <issuerCat>CORP</issuerCat>
        <invCountry>CH</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Bank Central Asia Tbk PT</name>
        <lei>254900BR956G2OHVOM21</lei>
        <title>Bank Central Asia Tbk PT</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="ID1000109507"/>
        </identifiers>
        <balance>2111800.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="IDR" exchangeRt="16630.00000000"/>
        <valUSD>1081223.88000000</valUSD>
        <pctVal>2.131349588967</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>ID</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vinci SA</name>
        <lei>213800WFQ334R8UXUG83</lei>
        <title>Vinci SA</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="FR0000125486"/>
        </identifiers>
        <balance>8834.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="EUR" exchangeRt="0.86756600"/>
        <valUSD>1181249.35000000</valUSD>
        <pctVal>2.328523595493</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>FR</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>RELX PLC</name>
        <lei>549300WSX3VBUFFJOO66</lei>
        <title>RELX PLC</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="GB00B2B0DG97"/>
        </identifiers>
        <balance>34167.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="GBP" exchangeRt="0.76120900"/>
        <valUSD>1510057.57000000</valUSD>
        <pctVal>2.976682850490</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>AIA Group Ltd</name>
        <lei>ZP5ILWVSYE4LJGMMVD57</lei>
        <title>AIA Group Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="HK0000069689"/>
        </identifiers>
        <balance>197000.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="HKD" exchangeRt="7.77055000"/>
        <valUSD>1916953.76000000</valUSD>
        <pctVal>3.778772078587</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>HK</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Compass Group PLC</name>
        <lei>2138008M6MH9OZ6U2T68</lei>
        <title>Compass Group PLC</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="GB00BD6K4575"/>
        </identifiers>
        <balance>46408.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="GBP" exchangeRt="0.76120900"/>
        <valUSD>1536096.51000000</valUSD>
        <pctVal>3.028011798262</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Prosus NV</name>
        <lei>635400Z5LQ5F9OLVT688</lei>
        <title>Prosus NV</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="NL0013654783"/>
        </identifiers>
        <balance>29209.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="EUR" exchangeRt="0.86756600"/>
        <valUSD>2018880.87000000</valUSD>
        <pctVal>3.979694670125</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>NL</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Tesco PLC</name>
        <lei>2138002P5RNKC5W2JZ46</lei>
        <title>Tesco PLC</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="GB00BLGZ9862"/>
        </identifiers>
        <balance>260619.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="GBP" exchangeRt="0.76120900"/>
        <valUSD>1572749.97000000</valUSD>
        <pctVal>3.100264491113</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Novo Nordisk A/S</name>
        <lei>549300DAQ1CVT6CXN342</lei>
        <title>Novo Nordisk A/S</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="DK0062498333"/>
        </identifiers>
        <balance>22395.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="DKK" exchangeRt="6.47895000"/>
        <valUSD>1102543.27000000</valUSD>
        <pctVal>2.173375180479</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>DK</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Ferguson Enterprises Inc</name>
        <lei>2138003JYQMRP3SLX189</lei>
        <title>Ferguson Enterprises Inc</title>
        <cusip>31488V107</cusip>
        <identifiers>
          <isin value="US31488V1070"/>
        </identifiers>
        <balance>6209.00000000</balance>
        <units>NS</units>
        <currencyConditional curCd="GBP" exchangeRt="0.76120900"/>
        <valUSD>1531883.35000000</valUSD>
        <pctVal>3.019706657208</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Linde PLC</name>
        <lei>5299003QR1WT0EF88V51</lei>
        <title>Linde PLC</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="IE000S9YS762"/>
        </identifiers>
        <balance>3349.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>1400886.70000000</valUSD>
        <pctVal>2.761481084042</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>IE</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2025-11-24</ncom:dateSigned>
      <ncom:nameOfApplicant>HARBOR FUNDS</ncom:nameOfApplicant>
      <ncom:signature>Ryan Elve</ncom:signature>
      <ncom:signerName>Ryan Elve</ncom:signerName>
      <ncom:title>Vice President, Harbor Funds</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
