Momtaz Begum () was a Bangladeshi politician, who served as a member of parliament for a reserved seat.
Begum was elected to the Constituent Assembly of Bangladesh in 1970. She was a former chairperson of Jatiya Mohila Sangstha and general secretary of the Bangladesh Mohila Awami League. She was elected to parliament from a reserved seat as an Awami League candidate in 1973.
She was married to Syed Rezaur Rahman, who was a member of the Awami League Advisory Council.
Begum died on 17 May 2020 in Bhooter Goli, Dhaka, Bangladesh.