Manik Mia’s eldest son Barrister Mainul Hosein nicknamed Hiru, was elected to the parliament in 1973 from Pirojpur constituency as a member of Bangladesh Awami League headed by Sheikh Mujibur Rahman, who eventually became the prime minister. His younger son Anwar Hossain Manju, who pursued studies in Dhaka University and Georgetown University of US served as member of parliament for seven terms.