Abul Fazal Mohammad Ahsanuddin Chowdhury[a] (1 July 1915 – 30 August 2001) was a Bengali public servant and judge who served as President of Bangladesh from 27 March 1982 to 10 December 1983.

Chowdhury was born on 1 July 1915 in Gouripur, Mymensingh District, Bengal Presidency (now Bangladesh).

[2] He joined the Bengal Civil Service in 1942, and subsequently served as a regional district judge.

[2] He was appointed Justice of the Dhaka High Court on 17 December 1968 by the then President of Pakistan, Field Marshal Ayub Khan, and later a Justice of the Appellate Division of the Supreme Court on 30 January 1974.

[3] Following a military coup d'état in March 1982, the army chief of staff Hossain Mohammad Ershad assumed power as the chief martial law administrator, and Chowdhury was made the President of Bangladesh on 27 March 1982, a position which he held till 10 December 1983.