<SEC-DOCUMENT>0001104659-20-043503-index.html : 20200406
<SEC-HEADER>0001104659-20-043503.hdr.sgml : 20200406
<ACCEPTANCE-DATETIME>20200406112624
ACCESSION NUMBER:		0001104659-20-043503
CONFORMED SUBMISSION TYPE:	F-10/A
PUBLIC DOCUMENT COUNT:		23
FILED AS OF DATE:		20200406
DATE AS OF CHANGE:		20200406

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:		F-10/A
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-237381
		FILM NUMBER:		20776224

	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>F-10/A
<SEQUENCE>1
<FILENAME>tm2013752d4_f10a.htm
<DESCRIPTION>F-10/A
<TEXT>
Document 1 - file: tm2013752d4_f10a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>tm2013752d4_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: tm2013752d4_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.4
<SEQUENCE>3
<FILENAME>tm2013752d4_ex5-4.htm
<DESCRIPTION>EXHIBIT 5.4
<TEXT>
Document 3 - file: tm2013752d4_ex5-4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.5
<SEQUENCE>4
<FILENAME>tm2013752d4_ex5-5.htm
<DESCRIPTION>EXHIBIT 5.5
<TEXT>
Document 4 - file: tm2013752d4_ex5-5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.6
<SEQUENCE>5
<FILENAME>tm2013752d4_ex5-6.htm
<DESCRIPTION>EXHIBIT 5.6
<TEXT>
Document 5 - file: tm2013752d4_ex5-6.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.7
<SEQUENCE>6
<FILENAME>tm2013752d4_ex5-7.htm
<DESCRIPTION>EXHIBIT 5.7
<TEXT>
Document 6 - file: tm2013752d4_ex5-7.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.8
<SEQUENCE>7
<FILENAME>tm2013752d4_ex5-8.htm
<DESCRIPTION>EXHIBIT 5.8
<TEXT>
Document 7 - file: tm2013752d4_ex5-8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.9
<SEQUENCE>8
<FILENAME>tm2013752d4_ex5-9.htm
<DESCRIPTION>EXHIBIT 5.9
<TEXT>
Document 8 - file: tm2013752d4_ex5-9.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.10
<SEQUENCE>9
<FILENAME>tm2013752d4_ex5-10.htm
<DESCRIPTION>EXHIBIT 5.10
<TEXT>
Document 9 - file: tm2013752d4_ex5-10.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.11
<SEQUENCE>10
<FILENAME>tm2013752d4_ex5-11.htm
<DESCRIPTION>EXHIBIT 5.11
<TEXT>
Document 10 - file: tm2013752d4_ex5-11.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.12
<SEQUENCE>11
<FILENAME>tm2013752d4_ex5-12.htm
<DESCRIPTION>EXHIBIT 5.12
<TEXT>
Document 11 - file: tm2013752d4_ex5-12.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.13
<SEQUENCE>12
<FILENAME>tm2013752d4_ex5-13.htm
<DESCRIPTION>EXHIBIT 5.13
<TEXT>
Document 12 - file: tm2013752d4_ex5-13.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.14
<SEQUENCE>13
<FILENAME>tm2013752d4_ex5-14.htm
<DESCRIPTION>EXHIBIT 5.14
<TEXT>
Document 13 - file: tm2013752d4_ex5-14.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.15
<SEQUENCE>14
<FILENAME>tm2013752d4_ex5-15.htm
<DESCRIPTION>EXHIBIT 5.15
<TEXT>
Document 14 - file: tm2013752d4_ex5-15.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.16
<SEQUENCE>15
<FILENAME>tm2013752d4_ex5-16.htm
<DESCRIPTION>EXHIBIT 5.16
<TEXT>
Document 15 - file: tm2013752d4_ex5-16.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.17
<SEQUENCE>16
<FILENAME>tm2013752d4_ex5-17.htm
<DESCRIPTION>EXHIBIT 5.17
<TEXT>
Document 16 - file: tm2013752d4_ex5-17.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.18
<SEQUENCE>17
<FILENAME>tm2013752d4_ex5-18.htm
<DESCRIPTION>EXHIBIT 5.18
<TEXT>
Document 17 - file: tm2013752d4_ex5-18.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>tm2013752d3_f10x001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: tm2013752d3_f10x001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>tm2013752d3_f10x002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: tm2013752d3_f10x002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>ex5-4_img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: ex5-4_img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>ex5-5_img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: ex5-5_img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>ex5-10_img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: ex5-10_img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>ex5-1_img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: ex5-1_img001.jpg

</DOCUMENT>
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