To:

Securities Regulatory Authorities

B. C. Securities Commission

Alberta Securities Commission

Saskatchewan Financial Services Commission

Manitoba Securities Commission

Ontario Securities Commission

L’Autorité des marchés financiers

Nova Scotia Securities Commission

New Brunswick Securities Commission

Prince Edward Island Securities Office

Securities Commission of Newfoundland and Labrador

Toronto Stock Exchange

CONSENT OF AUTHOR

I, Greg Newman, do hereby consent to the public filing of the technical report entitled Preliminary Economic Assessment for the Wheeler River Uranium Project, Saskatchewan, Canada, (the Technical Report) and effective date of March 31, 2016, by Denison Mines Corporation (Denison).

I also consent to any extracts from or a summary of the Technical Report under the National Instrument 43-101 disclosure of Denison, including the press release of Denison dated April 4, 2016 (Press Release) and to the filing of the Technical Report with any securities regulatory authorities.

I certify that I have read the Press Release and that it fairly and accurately represents the information in the Technical Report for which I am responsible.

Dated this 8th day of April 2016.

(signed) "Greg Newman"

Greg Newman, PEng

Principal, NGI