EXHIBIT 9

GLJ   Petroleum Consultants Principal Officers: Harry Jung, P. Eng. President, C.E.O. Dana B. Laustsen, P. Eng. Executive V.P., C.O.O. Keith M. Braaten, P. Eng. Executive V.P.   Officers / Vice Presidents: Terry L. Aarsby, P. Eng. Jodi L. Anhorn, P. Eng. Neil I. Dell, P. Eng. David G. Harris, P. Geol. Myron J. Hladyshevsky, P. Eng. Bryan M. Joa, P. Eng. John H. Stilling, P. Eng. Douglas R. Sutton, P. Eng. James H. Willmon, P. Eng.

LETTER OF CONSENT

Canadian Natural Resources Limited

2500, 855 - 2nd  Street SW

Calgary, Alberta  T2P 4J8

Re:           Consent of Independent Petroleum Consultants

To Whom It May Concern:

We consent to the use of our report with respect to the reserves data of Canadian Natural Resources Limited included and incorporated by reference in its

(i)  Annual Report (Form 40-F) for the year ended December 31, 2010; and

(ii)  Registration Statement on Form F-9 (File No. 333-162270), filed with the Securities and Exchange Commission.

Yours very truly,

GLJ PETROLEUM CONSULTANTS LTD.

“ORIGINALLY SIGNED BY”

James H. Willmon, P. Eng.

Vice-President

Dated March 25, 2011

Calgary, Alberta CANADA

 4100, 400 - 3rd Avenue S.W., Calgary, Alberta, Canada T2P 4H2 · (403) 266-9500 · Fax (403) 262-1855 · GLJPC.com