Exhibit 99.8

	KPMG LLP Chartered Professional Accountants             PO Box 10426 777 Dunsmuir Street Vancouver BC V7Y 1K3 Canada	Telephone   Fax Internet	(604) 691-3000 (604) 691-3031 www.kpmg.ca

Consent of Independent Registered Public Accounting Firm

The Board of Directors

NexGen Energy Ltd.

We consent to the use of our report, dated March 1, 2019, with respect to the consolidated financial statements included in this annual report on Form 40-F.

March 4, 2019

Vancouver, Canada

KPMG LLP is a Canadian limited liability partnership and a member firm of the KPMG network of independent member firms

affiliated with KPMG International Cooperative (“KPMG International”), a Swiss entity. KPMG Canada provides services to

KPMG LLP.