The Revolutionary Communist League of Bangladesh (; abbreviated RCLB), originally known as the United Communist League of Bangladesh (; abbreviated UCLB), is a political party in Bangladesh, founded in April 2013 through the merger conference of the Communist League of Bangladesh and the Workers Party (Reconstituted) of Bangladesh held in Dhaka. Mosharraf Hossain Nannu is the general secretary of the party, Abdus Satter, Azizur Rahman, Ranjit Chattapadhya and Afsar Ali serve as secretariat members. The founding conference elected a 19-member central committee. The party is aligned with the Left Democratic Alliance.[1] It's current name was adopted in 2022 following a merger with the Workers Party of Bangladesh (Marxist).[2]