<SEC-DOCUMENT>0001654954-18-004684-index.html : 20180503
<SEC-HEADER>0001654954-18-004684.hdr.sgml : 20180503
<ACCEPTANCE-DATETIME>20180503124018
ACCESSION NUMBER:		0001654954-18-004684
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20180331
FILED AS OF DATE:		20180503
DATE AS OF CHANGE:		20180503

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:		18802739

	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>dnn_6k.htm
<DESCRIPTION>FORM 6-K DATED MAY 3, 2018
<TEXT>
Document 1 - file: dnn_6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>dmcfinancialsfiling2018-0.htm
<DESCRIPTION>CONDENSED INTERIM CONSOLIDATED FINANCIAL STATEMENTS AT MARCH 31, 2018
<TEXT>
Document 2 - file: dmcfinancialsfiling2018-0.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>dmcmdafiling2018-03.htm
<DESCRIPTION>MANAGEMENT'S DISCUSSION AND ANALYSIS FOR THE THREE MONTHS ENDED MARCH 31, 2018
<TEXT>
Document 3 - file: dmcmdafiling2018-03.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.3
<SEQUENCE>4
<FILENAME>q3-52109f2ceofinal.htm
<DESCRIPTION>CERTIFICATION OF INTERIM FILINGS - CEO
<TEXT>
Document 4 - file: q3-52109f2ceofinal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.4
<SEQUENCE>5
<FILENAME>q2-52109f2cfofinal.htm
<DESCRIPTION>CERTIFICATION OF INTERIM FILINGS - CFO
<TEXT>
Document 5 - file: q2-52109f2cfofinal.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.5
<SEQUENCE>6
<FILENAME>dmcnrfiling050218.htm
<DESCRIPTION>PRESS RELEASE DATED MAY 2, 2018
<TEXT>
Document 6 - file: dmcnrfiling050218.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>denisonlogo-med.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 7 - file: denisonlogo-med.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>denisonlogo-small.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 8 - file: denisonlogo-small.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>dmcmdafiling2018-03000.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 9 - file: dmcmdafiling2018-03000.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>dmcmdafiling2018-03001.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 10 - file: dmcmdafiling2018-03001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>dmcmdafiling2018-03002.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 11 - file: dmcmdafiling2018-03002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>dmcmdafiling2018-03003.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 12 - file: dmcmdafiling2018-03003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>dmcmdafiling2018-03004.jpg
<DESCRIPTION>IMAGE
<TEXT>
Document 13 - file: dmcmdafiling2018-03004.jpg

</DOCUMENT>
</SEC-DOCUMENT>