<?xml version="1.0"?>
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    <schemaVersion>X0707</schemaVersion>

    <submissionType>D/A</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001617843</cik>
        <entityName>Shoreline Venture Partners III, L.P.</entityName>
        <issuerAddress>
            <street1>675 MARINERS ISLAND BLVD. SUITE 109</street1>
            <city>SAN MATEO</city>
            <stateOrCountry>CA</stateOrCountry>
            <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
            <zipCode>94404</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>415-302-7741</issuerPhoneNumber>
        <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
        <issuerPreviousNameList>
            <value>None</value>
        </issuerPreviousNameList>
        <edgarPreviousNameList>
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        <entityType>Limited Partnership</entityType>
        <yearOfInc>
            <withinFiveYears>true</withinFiveYears>
            <value>2014</value>
        </yearOfInc>
    </primaryIssuer>

    <issuerList>
        <issuer>
            <cik>0001617872</cik>
            <entityName>SVP III LP Co-Investment Fund, L.P.</entityName>
            <issuerAddress>
                <street1>675 MARINERS ISLAND BLVD. SUITE 109</street1>
                <city>SAN MATEO</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94404</zipCode>
            </issuerAddress>
            <issuerPhoneNumber>415-302-7741</issuerPhoneNumber>
            <jurisdictionOfInc>DELAWARE</jurisdictionOfInc>
            <issuerPreviousNameList>
                <value>None</value>
            </issuerPreviousNameList>
            <edgarPreviousNameList>
                <value>None</value>
            </edgarPreviousNameList>
            <entityType>Limited Partnership</entityType>
            <yearOfInc>
                <withinFiveYears>true</withinFiveYears>
                <value>2014</value>
            </yearOfInc>
        </issuer>
    </issuerList>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>N/A</firstName>
                <lastName>Shoreline Venture Management III, L.L.C.</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>675 Mariners Island Blvd., Suite 109</street1>
                <city>San Mateo</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>General Partner of Issuers</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Peter</firstName>
                <lastName>Craddock</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>675 Mariners Island Blvd. Suite 109</street1>
                <city>San Mateo</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Managing Director of General Partner of Issuers</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Robert</firstName>
                <lastName>Spears</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>675 Mariners Island Blvd. Suite 109</street1>
                <city>San Mateo</city>
                <stateOrCountry>CA</stateOrCountry>
                <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                <zipCode>94404</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Promoter</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Managing Director of General Partner of Issuers</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Pooled Investment Fund</industryGroupType>
            <investmentFundInfo>
                <investmentFundType>Venture Capital Fund</investmentFundType>
                <is40Act>false</is40Act>
            </investmentFundInfo>
        </industryGroup>
        <issuerSize>
            <revenueRange>Decline to Disclose</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06b</item>
            <item>3C</item>
            <item>3C.1</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>true</isAmendment>
                <previousAccessionNumber>0001617843-15-000001</previousAccessionNumber>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2014-08-29</value>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>true</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isPooledInvestmentFundType>true</isPooledInvestmentFundType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList>
            <recipient>
                <recipientName>Kalorama Capital, LLC</recipientName>
                <recipientCRDNumber>104155</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>1875 I Street NW, 5th Floor</street1>
                    <city>Washington</city>
                    <stateOrCountry>DC</stateOrCountry>
                    <stateOrCountryDescription>DISTRICT OF COLUMBIA</stateOrCountryDescription>
                    <zipCode>20006</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
            <recipient>
                <recipientName>Strategic Marketing Solutions Ltd., LLC</recipientName>
                <recipientCRDNumber>145577</recipientCRDNumber>
                <associatedBDName>None</associatedBDName>
                <associatedBDCRDNumber>None</associatedBDCRDNumber>
                <recipientAddress>
                    <street1>410 North Street</street1>
                    <city>Sausalito</city>
                    <stateOrCountry>CA</stateOrCountry>
                    <stateOrCountryDescription>CALIFORNIA</stateOrCountryDescription>
                    <zipCode>94965</zipCode>
                </recipientAddress>
                <statesOfSolicitationList>
                    <value>All States</value>
                </statesOfSolicitationList>
                <foreignSolicitation>false</foreignSolicitation>
            </recipient>
        </salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>100000000</totalOfferingAmount>
            <totalAmountSold>3901000</totalAmountSold>
            <totalRemaining>96099000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>19</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>1000000</dollarAmount>
                <isEstimate>true</isEstimate>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse>The General Partner of the Issuers (or its designee) is entitled to the payment of a management fee payable by the Issuers.</clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>true</authorizedRepresentative>
            <signature>
                <issuerName>Shoreline Venture Partners III, L.P.</issuerName>
                <signatureName>/s/ Peter Craddock</signatureName>
                <nameOfSigner>Peter Craddock</nameOfSigner>
                <signatureTitle>Managing Director of General Partner of Issuers</signatureTitle>
                <signatureDate>2015-04-29</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
