Exhibit 99.6

Scott Wilson Roscoe Postle Associates Inc Suite 388, 1130 West Pender Street, Vancouver, BC  V6E 4A4

T (604) 602-6767 F (604) 602-0235

www.scottwilson.com

CONSENT OF QUALIFIED PERSON

FILED BY SEDAR

March 10, 2010

British Columbia Securities Commission (Principal Regulator)

Alberta Securities Commission

Manitoba Securities Commission

Saskatchewan Securities Commission

Ontario Securities Commission

Autorité des marches financiers

New Brunswick Securities Commission

Nova Scotia Securities Commission

Registrar of Securities Prince Edward Island

Securities Commission of Newfoundland and Labrador

Securities Registry Northwest Territories

Department of Community Services - Government of Yukon

Department of Justice - Government of Nunavut

Dear Sirs/Mesdames:

Re:           New Gold Inc.

Press Release dated January 25, 2010 (the “Release”)

This letter is being filed as the consent of David W. Rennie, P.Eng., to the use and public filing of the report entitled “Technical Report on the New Afton Project, British Columbia, Canada” dated December 31, 2009 (the “Report”) and to the inclusion of the written disclosure of the Report and of extracts from or a summary of the Report in the written disclosure contained in the Release or incorporated by reference therein.

I hereby confirm that I have read the Release, including the written disclosure of the Report and of extracts from or a summary of the Report contained in the Release or incorporated by reference therein and that it fairly and accurately represents the information in the Report regarding mineral resources and mineral reserves.

Sincerely,

(Signed) “David W. Rennie”

David W. Rennie, P. Eng

Scott Wilson Roscoe Postle Associates Inc.