Mimi Stewart[1] (born January 27, 1947) is an American politician serving as a member of the New Mexico Senate, representing District 17 since December 2014.

She was appointed to replace Tim Keller, who was elected to state auditor.

[2] Stewart previously served in the New Mexico House of Representatives, representing district 21 from January 1995 until her appointment to the Senate.

Stewart earned a Bachelor of Arts degree from Boston University and Bachelor of Science from Wheelock College.

She took additional graduate courses at the University of New Mexico.