<SEC-DOCUMENT>0001140361-14-034784.txt : 20140904
<SEC-HEADER>0001140361-14-034784.hdr.sgml : 20140904
<ACCEPTANCE-DATETIME>20140904102046
ACCESSION NUMBER:		0001140361-14-034784
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20140903
FILED AS OF DATE:		20140904
DATE AS OF CHANGE:		20140904

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KIRBY CORP
		CENTRAL INDEX KEY:			0000056047
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER TRANSPORTATION [4400]
		IRS NUMBER:				741884980
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		55 WAUGH DRIVE SUITE 1000
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77385
		BUSINESS PHONE:		7134351000

	MAIL ADDRESS:	
		STREET 1:		P.O. BOX 1745
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77251

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KIRBY EXPLORATION CO INC
		DATE OF NAME CHANGE:	19900510

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LAMONT WILLIAM M JR
		CENTRAL INDEX KEY:			0001206207

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07615
		FILM NUMBER:		141082254
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2014-09-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000056047</issuerCik>
        <issuerName>KIRBY CORP</issuerName>
        <issuerTradingSymbol>KEX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206207</rptOwnerCik>
            <rptOwnerName>LAMONT WILLIAM M JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2651 N. HARWOOD, SUITE 425</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DALLAS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75201</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $.10 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2014-09-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>120.2165</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>357080</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Wife</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $.10 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>62284</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $.10 per share</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>71780</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Trust</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
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    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares owned beneficially and of record by Mr. Lamont's wife of which Mr. Lamont disclaims any beneficial ownership.</footnote>
        <footnote id="F2">Shares owned by a trust of which Mr. Lamont's wife, Mary Noel Lamont, is the beneficiary. Mr. Lamont disclaims beneficial ownership of these shares.</footnote>
    </footnotes>

    <remarks>Exhibit 24 - Power of Attorney</remarks>

    <ownerSignature>
        <signatureName>Ronald A. Dragg, Agent and Attorney-in-Fact</signatureName>
        <signatureDate>2014-09-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
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<TYPE>EX-24
<SEQUENCE>2
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<DESCRIPTION>POWER OF ATTORNEY
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<div style="TEXT-ALIGN: center; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">POWER OF ATTORNEY</div>

<div><br />
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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">The undersigned hereby constitutes and appoints each of David W. Grzebinski, C. Andrew Smith and Ronald A. Dragg, each with the authority to act alone, as the undersigned&#8217;s true and lawful attorney-in-fact to:</div>

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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; MARGIN-LEFT: 36pt"><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">1.</font><font style="FONT-SIZE: 5.14pt">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">execute on behalf of the undersigned in the undersigned&#8217;s capacity as an officer and/or director of Kirby Corporation (the &#8220;Company&#8221;), Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;</font></div>

<div><br />
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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; MARGIN-LEFT: 36pt"><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">2.</font><font style="FONT-SIZE: 5.14pt">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">take any and all actions on behalf of the undersigned that may be necessary or desirable to complete and execute any such Form 3, 4 or 5, complete and execute any amendment to such form and timely file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</font></div>

<div><br />
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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; MARGIN-LEFT: 36pt"><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">3.</font><font style="FONT-SIZE: 5.14pt">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">take any other action of any kind in connection with the foregoing that, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally required of, the undersigned, with the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney to be in such form and contain such terms and conditions as such attorney-in-fact may approve in his or her discretion.</font></div>

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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">The undersigned grants to each such attorney-in-fact full power and authority to take such actions as may be necessary or proper in the exercise of the authority herein granted, as fully as the undersigned could if acting personally, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done pursuant to this Power of Attorney.&#160; The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#8217;s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.</div>

<div><br />
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<div style="TEXT-ALIGN: justify; TEXT-INDENT: 36pt; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned&#8217;s holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the attorneys-in-<font style="FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">fact. The undersigned hereby revokes any previous powers of attorney granted by the undersigned relating to the same subject matter as this Power of Attorney.</font></div>

<div>&#160;</div>

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<td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; WIDTH: 31.22%; VERTICAL-ALIGN: top; BORDER-TOP: medium none; BORDER-RIGHT: medium none">, 2014</td>
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<td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; WIDTH: 31.22%; VERTICAL-ALIGN: top; BORDER-TOP: medium none; BORDER-RIGHT: medium none">&#160;</td>
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<div style="TEXT-ALIGN: justify; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt">/s/ William M. Lamont, Jr</div>
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<div style="TEXT-ALIGN: justify; FONT-FAMILY: ''Times New Roman'', Times, serif; FONT-SIZE: 10pt"><u>William M. Lamont, Jr</u></div>
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