<SEC-DOCUMENT>0001654954-20-005042-index.html : 20200507
<SEC-HEADER>0001654954-20-005042.hdr.sgml : 20200507
<ACCEPTANCE-DATETIME>20200507140708
ACCESSION NUMBER:		0001654954-20-005042
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		11
CONFORMED PERIOD OF REPORT:	20200331
FILED AS OF DATE:		20200507
DATE AS OF CHANGE:		20200507

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:		20855709

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>form6-k.htm
<DESCRIPTION>FORM 6-K DATED MAY 7, 2020
<TEXT>
Document 1 - file: form6-k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>a2020-03dmcfinancialsfili.htm
<DESCRIPTION>INTERIM CONSOLIDATED FINANCIAL STATEMENTS FOR THE PERIOD ENDED MARCH 31, 2020
<TEXT>
Document 2 - file: a2020-03dmcfinancialsfili.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>a2020-03dmcmdafiling.htm
<DESCRIPTION>MANAGEMENT'S DISCUSSION AND ANALYSIS FOR THE PERIOD ENDED MARCH 31, 2020
<TEXT>
Document 3 - file: a2020-03dmcmdafiling.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>interimcertceo.htm
<DESCRIPTION>INTERIM CERTIFICATION - CEO
<TEXT>
Document 4 - file: interimcertceo.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>interimcertcfo.htm
<DESCRIPTION>INTERIM CERTIFICATION - CFO
<TEXT>
Document 5 - file: interimcertcfo.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>6
<FILENAME>a2020-03dmcnrfiling.htm
<DESCRIPTION>PRESS RELEASE DATED MAY 6, 2020
<TEXT>
Document 6 - file: a2020-03dmcnrfiling.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>a2020-03dmcmdafiling000.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 7 - file: a2020-03dmcmdafiling000.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>a2020-03dmcmdafiling001.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 8 - file: a2020-03dmcmdafiling001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>a2020-03dmcmdafiling002.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 9 - file: a2020-03dmcmdafiling002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>denisonlogo-med.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 10 - file: denisonlogo-med.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>denisonlogo-small.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 11 - file: denisonlogo-small.jpg

</DOCUMENT>
</SEC-DOCUMENT>