Exhibit 99.9

Graphic

SRK Consulting (Canada) Inc.

1500, 155 University Avenue

Toronto, Ontario, Canada

M5H 3B7

T: +1.416.601.1445

F: +1.416.601.9046

toronto@srk.com

www.srk.com

CONSENT

Ladies and Gentlemen:

The undersigned hereby consents to:

(1)

the references of Cliff Revering, who was a former employee of SRK Consulting (Canada) Inc. (“SRK”) at the time mentioned below, included or incorporated by reference in the Annual Report on Form 40-F of Denison Mines Corp. and the registration statements on Forms S-8 (File Nos. 333-190121 and 333-224641) of Denison Mines Corp. (the “Registration Statements”), including in connection with the reports entitled “NI 43-101 Technical Report on the Wheeler River Project, Athabasca Basin, Saskatchewan, Canada,” filed on August 9, 2023 with an effective date of June 23, 2023 (the “Technical Report”) which Cliff Revering authored while being employed by SRK, and

(2)

all other references to Cliff Revering included or incorporated by reference in the Annual Report on Form 40-F of Denison Mines Corp. and the Registration Statements and to the inclusion and incorporation by reference of the information derived from the Technical Report in the Annual Report on Form 40-F and the Registration Statements.

Dated: March 20, 2025

(Signed)

Ed Saunders

Practice Leader

SRK Consulting (Canada) Inc.

Local Offices:

Group Offices:

Saskatoon

Africa

Sudbury

Asia

Toronto

Australia

Vancouver

Europe

Yellowknife

North America

South America