POWER OF ATTORNEY


	The undersigned, an executive officer or director of FirstMerit Corporation, an
Ohio corporation,
hereby constitutes and appoints each of Judith A. Steiner or Terrence E. Bichsel
his or her true and lawful
attorneys-in-fact and agent(s) with full power of substitution
and resubstitution for him or her and in his or her name, place and stead, in
any and all capacities,
to sign all Securities and Exchange Commission Forms 3, 4, 5 and 144, including
any and all
amendments thereto and all electronic application forms therefor, and to file
the same, and other
documents relating thereto, with the Securities and Exchange Commission, and
grants unto said
attorney(s)-in-fact and substitute(s) full power and authority to do each and
every act and thing
requested and necessary to be done in and about the premises as fully to all
intents and purposes
as he or she might do in person, and hereby ratifies and confirms all things
that said attorney(s)-
in-fact and substitute(s) may lawfully do and seek to be done by virtue hereof.

	This Power of Attorney shall be valid until such time as it is revoked by the
undersigned in
writing.


Date: 02/21/2013

Name: Carlton E. Langer

Signature: _/s/ Carlton E. Langer _____