TO WHOM IT MAY CONCERN:

Pursuant to the authorization set forth in the instructions for the filing of
Form 3, Form 4 and Form 5, respectively (hereinafter referred to as the
"Reports"), under the requirements of the Securities Exchange Act of 1934, as
amended, the undersigned hereby designates and authorizes each of GWENN L. CARR
and RICHARD S. COLLINS to execute and file such Reports, and any amendments
thereto, on behalf of the undersigned, with the Securities and Exchange
Commission and any other proper bodies at any time when the filing of said
Reports is in order, containing such information as GWENN L. CARR and RICHARD S.
COLLINS may deem advisable.

The authority of GWENN L. CARR and RICHARD S. COLLINS under this Power of
Attorney shall continue until the undersigned is no longer required to file
Reports with regard to the undersigned's ownership of or transactions in
securities of MetLife, Inc., unless earlier revoked by the undersigned in
writing.

The undersigned acknowledges that GWENN L. CARR and RICHARD S. COLLINS are not
assuming any of the undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934, as amended.


/s/ John M. Keane

Date: June 9, 2010