Sirajganj-1 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh (Dissolved) By Interim Government Of Bangladesh | Due To July Massacre And flee Of Sheikh Hasina of the Awami League On August 5 2024.

[5] Ahead of the 2018 general election, the Election Commission expanded the boundaries of the constituency by adding one union parishad of Sirajganj Sadar Upazila: Bahuli.

[10] Mohammed Nasim stood for two seats in the June 1996 general election: Sirajganj-1 and Sirajganj-2.

[14] After winning both, he chose to represent Sirajganj-2 and quit Sirajganj-1, triggering a by-election in Sirajganj-1.

Mohammad Salim of the Awami League was elected in a September by-election.