LIMITED POWER OF ATTORNEY

I, Rohan Weerasinghe, do hereby nominate, constitute and appoint each of Shelley J.
Dropkin, Paula F. Jones and Joseph B. Wollard as my true and lawful attorneys-in-fact
and agents, to act in my name, place and stead, to perform any and all acts and things
and to execute any and all instruments and documents on my behalf in connection with
the filings to be made with the Securities and Exchange Commission pursuant to
Section 16 of the Securities Exchange Act of 1934, as amended, and the rules and
regulations promulgated thereunder, including but not limited to the preparation and
filing of Forms 3, 4 and 5 and any amendments thereto, as they relate to my beneficial
ownership of Citigroup Inc. securities, and to execute and deliver any other documents
or reports as may be necessary in connection therewith.

I hereby give and grant to the above-named attorneys-in-fact full power and authority to
undertake any and all actions deemed necessary, proper or convenient in connection
with the above-stated reporting requirements as fully as I might or could do if personally
present to execute and deliver such documents.

I hereby consent to, ratify and confirm all that the said attorneys-in-fact shall do or
cause to be done by virtue of this Power of Attorney.  This Power of Attorney shall
remain in full force and effect from this date forward until revoked or modified by me.
This Power of Attorney shall not be affected by the subsequent disability or
incompetence of the principal.  I hereby revoke any prior Powers of Attorney relating
to the foregoing acts.

      	IN WITNESS WHEREOF, I, the undersigned, have executed this Power of Attorney as of this
21st day of May, 2012.


By:	/s/ Rohan Weerasinghe
Name: Rohan Weerasinghe


ACKNOWLEDGMENT OF SIGNATURE OF ROHAN WEERASINGHE:

STATE OF NEW YORK	)
				) ss.:
COUNTY OF NEW YORK	)

On the 21st day of May, 2012 before me, the undersigned, personally appeared Rohan Weerasinghe,
personally known to me or proved to me on the basis of satisfactory evidence to be the individual whose
name is subscribed to the within instrument and acknowledged to me that he executed the same in his
capacity, and that by his signature on the instrument, the individual, or the person upon behalf of which
the individual acted, executed the instrument.


/s/ Shelley J. Dropkin
Name:  Shelley J. Dropkin
Signature and Name of Notary Public