<SEC-DOCUMENT>0001209191-21-067077.txt : 20211130
<SEC-HEADER>0001209191-21-067077.hdr.sgml : 20211130
<ACCEPTANCE-DATETIME>20211130100617
ACCESSION NUMBER:		0001209191-21-067077
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20211129
FILED AS OF DATE:		20211130
DATE AS OF CHANGE:		20211130

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Kumar Raj
		CENTRAL INDEX KEY:			0001769605

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07615
		FILM NUMBER:		211458533

	MAIL ADDRESS:	
		STREET 1:		6401 N. ELDRIDGE PARKWAY
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77041

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:			77007
		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
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<DESCRIPTION>FORM 3 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2021-11-29</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001769605</rptOwnerCik>
            <rptOwnerName>Kumar Raj</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>55 WAUGH DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1000</rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77007</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Exec VP and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>Exhibit List: Exhibit 24 - Power of Attorney
No securities are beneficially owned.</remarks>

    <ownerSignature>
        <signatureName>Ronald A. Dragg, Agent and Attorney-in-Fact</signatureName>
        <signatureDate>2021-11-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>poa.txt
<DESCRIPTION>POA DOCUMENT
<TEXT>
POWER OF ATTORNEY

	The undersigned hereby constitutes and appoints each of David W. Grzebinski and
Ronald A. Dragg, each with the authority to act alone, as the undersigned's true
and lawful attorney-in-fact to:

	1.	execute on behalf of the undersigned in the undersigned's capacity as an
officer and/or director of Kirby Corporation (the "Company"), Forms 3, 4 and 5
in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the
rules thereunder;

	2.	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

	3.	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.

	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's substitute
or substitutes, shall lawfully do or cause to be done pursuant to this Power of
Attorney.  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's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934.

	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'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-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.

DATED November 29, 2021

							/s/ Raj Kumar
							Signature

							Raj Kumar

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
