POWER OF ATTORNEYFor Executing Forms 3, 4 and 5
KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and appoints each of Scott G. McLester and Steven A. Meetre,
signing singly, the undersigned's true and lawful attorney-in-fact to:1. prepare, execute in the undersigned's name and on the undersigned's behalf, and submit to the U.S. Securities and Exchange Commission
(the "SEC") a Form ID, including amendments thereto, and any other documents necessary or appropriate to obtain codes and passwords
enabling the undersigned to make electronic filings with the SEC of reports required by Section 16(a) of the Securities Exchange Act of 1934
or any rule or regulation of the SEC;2. execute for and on behalf of the undersigned, in the undersigned's capacity as an officer and/or director of Wyndham Worldwide Corporation
(the "Company"), Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder,
and any other forms or reports the undersigned may be required to file in connection with the undersigned's ownership, acquisition,
or disposition of securities of the Company;3. do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete the execution
any such Form 3, 4 or 5, or other form or report, and timely file such form or report with the SEC and any stock exchange or similar
authority; and4. take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required by, 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 such attorney-in-fact may approve in such attorney-in-fact's discretion.The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all
intents and purposes as the undersigned 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 such attorney-in-fact's 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, is not assuming, nor is the Company assuming, any of the
undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5
with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorneys-in-fact.IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 19th day of November 2014.
By: /s/Gail Mandel
Gail Mandel