Mahfuzul Mamun Babu (Bengali: মাহফুজুল মামুন বাবু; born 7 January 1968) is a retired Bangladeshi football player who played as a left-winger.

Mamun Babu began his career with his neighborhood club, Gendaria Famous, in the Pioneer Football League.

[3] He made his senior international debut on 21 December 1985 against Pakistan in the 1985 South Asian Games in Dhaka, scoring a brace in a 2–1 victory.

[8] The following year, Mamun Babu was part of the national team at the 1986 Asian Games held in Seoul, South Korea.

His final appearances for the national team came during the 1988 AFC Asian Cup qualifiers held in Abu Dhabi, UAE.