POWER OF ATTORNEY
	For Executing Forms 3, 4 and 5

Know all by these presents, that the undersigned hereby constitutes and
appoints Christopher J. Kirt, Edward T. Highberger, and Dennis C. Cameron, or
any one of them acting alone, the lawful attorney in fact of the undersigned in
connection with matters related to Devon Energy Corporation to: 	(1)	Execute
for and on behalf of the undersigned Forms 3, 4, and 5 in accordance with
Section 16(a) of the Securities Act of 1934, as amended, and the rules
thereunder; 	(2)	Do and perform any and all acts for and on behalf of the
undersigned that may be necessary or desirable to complete the execution of any
such Form 3, 4, or 5 and the timely filing of such form with the United States
Securities and Exchange Commission and any other authority; and 	(3)	Take any
other action of any type whatsoever in connection with the foregoing that, in
the opinion of such attorney in fact, may be of benefit to, in the best
interest of, or legally required for, the undersigned, it being understood that
the documents executed by such attorney in fact on behalf of the undersigned
pursuant to this Power of Attorney shall be in such form and shall contain such
terms and conditions as may be approved in the discretion of such
attorney-in-fact. The undersigned hereby grants to each such attorney in fact
full power and authority to do and perform all and every act and thing
whatsoever requisite, necessary, and proper to be done in the exercise of any
of the rights and powers herein granted, as fully to all intents and purposes
as such attorney in fact might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that
such attorney in fact, or any substitute or substitutes, shall lawfully do or
cause to be done by virtue of this Power of Attorney and the rights and powers
herein granted. The undersigned acknowledges that the foregoing attorneys in
fact, in serving in such capacity at the request of the undersigned, are not
assuming any of the undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934, as amended, or the rules thereunder. This
Power of Attorney shall continue in full force and effect with respect to the
undersigned?s holdings of and transactions in securities issued by Devon Energy
Corporation, unless revoked in writing by the undersigned and delivered to the
foregoing attorneys-in-fact. This Power of Attorney supersedes any power of
attorney previously executed by the undersigned in connection with matters
substantially similar to those discussed herein, and any and all other such
previous powers of attorney are hereby revoked. 	IN WITNESS WHEREOF, the
undersigned executes this Power of Attorney effective this 3rd day of January
2023. 		/s/ Michael N. Mears 		Michael N. Mears