Munshiganj-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh since 2024 by Mohiuddin Ahmed.

[4] The 2008 redistricting reduced the number of seats in the district from four to three,[5] making each of the surviving three larger.

[11] Mahi's resignation triggered a June 2004 by-election, which Mahi won as a Bikalpa Dhara Bangladesh candidate, defeating his nearest rival, BNP candidate Momin Ali, by a greater than two-to-one margin.

[12][13] In November 2001, A. Q. M. Badruddoza Chowdhury became President of Bangladesh, vacating his parliamentary seat.

Mahi B. Chowdhury, his son, stood as a BNP candidate in the resulting 2002 by-election, and was elected.