<SEC-DOCUMENT>0001654954-21-003533-index.html : 20210330
<SEC-HEADER>0001654954-21-003533.hdr.sgml : 20210330
<ACCEPTANCE-DATETIME>20210330170724
ACCESSION NUMBER:		0001654954-21-003533
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		22
CONFORMED PERIOD OF REPORT:	20210330
FILED AS OF DATE:		20210330
DATE AS OF CHANGE:		20210330

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:		21787580

	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>form6k.htm
<DESCRIPTION>FORM 6-K DATED MARCH 30, 2021
<TEXT>
Document 1 - file: form6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>notificationundernoticean.htm
<DESCRIPTION>NOTICE AND ACCESS NOTIFICATION TO SHAREHOLDERS
<TEXT>
Document 2 - file: notificationundernoticean.htm

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<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>notice.htm
<DESCRIPTION>NOTICE OF MEETING
<TEXT>
Document 3 - file: notice.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>denison-circular2021agmvf.htm
<DESCRIPTION>NOTICE OF MEETING & MANAGEMENT INFORMATION CIRCULAR
<TEXT>
Document 4 - file: denison-circular2021agmvf.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>d345277dex994.htm
<DESCRIPTION>FORM OF PROXY
<TEXT>
Document 5 - file: d345277dex994.htm

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<TYPE>GRAPHIC
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<FILENAME>a1successorauditorlettert000.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 6 - file: a1successorauditorlettert000.jpg

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<DOCUMENT>
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<SEQUENCE>7
<FILENAME>denison-circular2021agmvf000.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 7 - file: denison-circular2021agmvf000.jpg

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<DOCUMENT>
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<SEQUENCE>8
<FILENAME>denison-circular2021agmvf003.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 8 - file: denison-circular2021agmvf003.jpg

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<FILENAME>denison-circular2021agmvf004.jpg
<DESCRIPTION>IMAGE
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Document 9 - file: denison-circular2021agmvf004.jpg

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<FILENAME>denison-circular2021agmvf007.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 10 - file: denison-circular2021agmvf007.jpg

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<FILENAME>denison-circular2021agmvf008.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 11 - file: denison-circular2021agmvf008.jpg

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<FILENAME>denison-circular2021agmvf009.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 12 - file: denison-circular2021agmvf009.jpg

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<SEQUENCE>13
<FILENAME>denison-circular2021agmvf010.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 13 - file: denison-circular2021agmvf010.jpg

</DOCUMENT>
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<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>denison-circular2021agmvf011.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 14 - file: denison-circular2021agmvf011.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>denison-circular2021agmvf012.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 15 - file: denison-circular2021agmvf012.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>denisonlogo-large.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 16 - file: denisonlogo-large.jpg

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<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>denisonlogo-med.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 17 - file: denisonlogo-med.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>denisonlogo-small.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 18 - file: denisonlogo-small.jpg

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<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>denisonmines-changeinaudi000.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 19 - file: denisonmines-changeinaudi000.jpg

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<SEQUENCE>20
<FILENAME>images.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 20 - file: images.jpg

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<SEQUENCE>21
<FILENAME>p1.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 21 - file: p1.jpg

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<SEQUENCE>22
<FILENAME>p2.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 22 - file: p2.jpg

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