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    ACCESSION NUMBER:		0001193125-21-067559
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		28
    CONFORMED PERIOD OF REPORT:	20210427
    FILED AS OF DATE:		20210303
    DATE AS OF CHANGE:		20210303

    FILER:

    	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

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-07615
    		FILM NUMBER:		21708840

    	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
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