Didarul Alam (; born 6 April 1968) is a Bangladeshi businessman and politician who is a former member of parliament for Chittagong-4 and director of Mostafa-Hakim Group.
Alam was born on 6 April 1968.
Alam was elected to parliament on 5 January 2014 for Chittagong-4 as a Bangladesh Awami League candidate. His supporter and Jubo League leader, Ramzan Ali, was assassinated in August 2018 in Chittagong. Ramzan was accused in a number of criminal cases.