[1] Chowdhury was born on 16 December 1930 in Habila Sandwip, Patiya, Chittagong, East Bengal, British Raj.
He started a business venture with Sheikh Mujibur Rahman and M. A. Aziz, named New Agency.
He supported the Six point program of Awami League that called for autonomy of East Pakistan.
He was arrested in the Agartala Conspiracy case on 9 December 1967 and released after the 1969 mass uprising in East Pakistan.
he left Bangladesh Awami League to join the party founded by Haji Mohammad Danesh, Jatiya Gana-mukti Union.