<SEC-DOCUMENT>0001176334-19-000135.txt : 20190821
<SEC-HEADER>0001176334-19-000135.hdr.sgml : 20190821
<ACCEPTANCE-DATETIME>20190821145143
ACCESSION NUMBER:		0001176334-19-000135
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190819
FILED AS OF DATE:		20190821
DATE AS OF CHANGE:		20190821

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MARTIN RUBEN S
		CENTRAL INDEX KEY:			0001201198

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50056
		FILM NUMBER:		191042899

	MAIL ADDRESS:	
		STREET 1:		4200 STONE RD
		CITY:			KILGORE
		STATE:			TX
		ZIP:			75662

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MARTIN MIDSTREAM PARTNERS L.P.
		CENTRAL INDEX KEY:			0001176334
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-PETROLEUM BULK STATIONS & TERMINALS [5171]
		IRS NUMBER:				050527861
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4200 STONE ROAD
		CITY:			KILGORE
		STATE:			TX
		ZIP:			75662
		BUSINESS PHONE:		9039836252

	MAIL ADDRESS:	
		STREET 1:		PO BOX 191
		CITY:			KILGORE
		STATE:			TX
		ZIP:			75663

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MARTIN MIDSTREAM PARTNERS LP
		DATE OF NAME CHANGE:	20020626
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_156641348818449.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-08-19</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001176334</issuerCik>
        <issuerName>MARTIN MIDSTREAM PARTNERS L.P.</issuerName>
        <issuerTradingSymbol>MMLP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001201198</rptOwnerCik>
            <rptOwnerName>MARTIN RUBEN S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4200 STONE ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>KILGORE</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75662</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <transactionDate>
                <value>2019-08-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>87.9074</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>4.2522</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>330362.7374</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Units</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6114532</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Martin Resource Management Corporation</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">These units, which were allocated to Mr. Martin on August 19, 2019, reflect the reinvestment of cash distributions made by the issuer in relation to units that were issued to Mr. Martin pursuant to a benefit plan administered by Martin Resource Management Corporation.</footnote>
        <footnote id="F2">Mr. Martin beneficially owns securities in Martin Resource Management Corporation and serves as its Chairman of the Board of Directors and its President. Martin Resource Management Corporation indirectly owns 4,203,823 common units of the issuer through its wholly-owned subsidiary, Martin Resource LLC, 1,021,265 common units through its wholly-owned subsidiary, Martin Product Sales, LLC, and 889,444 common units through its wholly-owned subsidiary, Cross Oil Refining &amp; Marketing Inc. As a result, Mr. Martin may be deemed the beneficial owner of the common units indirectly owned by Martin Resource Management Corporation.</footnote>
    </footnotes>

    <remarks>Ruben S. Martin is President, Chief Executive Officer and a member of the Board of Directors of Martin Midstream GP LLC, the general
partner of Martin Midstream Partners L.P.</remarks>

    <ownerSignature>
        <signatureName>/s/ Ruben S. Martin</signatureName>
        <signatureDate>2019-08-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
