LIMITED POWER OF ATTORNEY

I, Mary McNiff, do hereby nominate, constitute and appoint each of Rohan
Weerasinghe, 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 on this 17th day of April, 2019.


By:	/s/ Mary McNiff
Name: Mary McNiff


ACKNOWLEDGMENT OF SIGNATURE OF MARY MCNIFF:

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

On the 17th day of April, 2019 before me, the undersigned, personally appeared
Mary McNiff, 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 she executed the same in her capacity, and that by
her signature on the instrument, the individual, or the person upon behalf of
which the individual acted, executed the instrument.



/s/ Patryce Ercolano
Signature and Name of Notary Public