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    ACCESSION NUMBER:		0001654954-19-003443
    CONFORMED SUBMISSION TYPE:	6-K
    PUBLIC DOCUMENT COUNT:		32
    CONFORMED PERIOD OF REPORT:	20190326
    FILED AS OF DATE:		20190327
    DATE AS OF CHANGE:		20190327

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			DENISON MINES CORP.
    		CENTRAL INDEX KEY:			0001063259
    		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS METAL ORES [1090]
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			A6
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		6-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-33414
    		FILM NUMBER:		19707620

    	BUSINESS ADDRESS:
    		STREET 1:		40 UNIVERSITY AVE., SUITE 1100
    		CITY:			TORONTO
    		STATE:			A6
    		ZIP:			M5J 1T1
    		BUSINESS PHONE:		(416) 979-1991

    	MAIL ADDRESS:
    		STREET 1:		40 UNIVERSITY AVE., SUITE 1100
    		CITY:			TORONTO
    		STATE:			A6
    		ZIP:			M5J 1T1

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	INTERNATIONAL URANIUM CORP
    		DATE OF NAME CHANGE:	19980603
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