<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001163317</cik>
        <entityName>O.S.S. OVERSEAS LTD.</entityName>
        <issuerAddress>
            <street1>C/O CITCO FUND SERVICES</street1>
            <street2>WEST BAY ROAD, P.O. BOX 31106</street2>
            <city>GRAND CAYMAN</city>
            <stateOrCountry>E9</stateOrCountry>
            <zipCode>KYI-1205</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>416-969-6700</issuerPhoneNumber>
        <jurisdictionOfInc>CAYMAN ISLANDS</jurisdictionOfInc>
        <issuerPreviousNameList></issuerPreviousNameList>
        <edgarPreviousNameList>
            <previousName>OSS OVERSEAS LTD</previousName>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Oscar</firstName>
                <middleName>S.</middleName>
                <lastName>Schafer</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Citco Fund Services Ltd</street1>
                <street2>West Bay Road, P.O. Box 31106</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <zipCode>KY1-1205</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jane</firstName>
                <lastName>Fleming</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Citco Fund Services Ltd</street1>
                <street2>West Bay Road, P.O. Box 31106</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <zipCode>KY1-1205</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>J.D.</firstName>
                <lastName>Hunter</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>c/o Citco Fund Services Ltd</street1>
                <street2>West Bay Road, P.O. Box 31106</street2>
                <city>Grand Cayman</city>
                <stateOrCountry>E9</stateOrCountry>
                <zipCode>KY1-1205</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Hedge Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <aggregateNetAssetValueRange>Decline to Disclose</aggregateNetAssetValueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
            <item>3C</item>
            <item>3C.7</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>9999999997-09-008581</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2001-11-01</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>50000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>Indefinite</totalOfferingAmount>
            <totalAmountSold>231924180</totalAmountSold>
            <totalRemaining>Indefinite</totalRemaining>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>65</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The fund charges a management fee that is described in the fund's offering documents.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>O.S.S. OVERSEAS LTD.</issuerName>
                <signatureName>/s/ Oscar S. Schafer</signatureName>
                <nameOfSigner>Oscar S. Schafer</nameOfSigner>
                <signatureTitle>Director</signatureTitle>
                <signatureDate>2010-01-29</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
