Rupsha Nodir Banke (lit. 'Quiet Flows The River Rupsha') is a 2020 Bangladeshi biographical full-length film. This Bangladesh government-funded film is written and directed by Ekushey Padak-winning filmmaker Tanvir Mokammel. The main thrust of the film is the involvement of events in the historical life of a supporter of left-wing politics at different ages. In the political biography of the main character of the film called Manabratan Mukhopadhyay, various historical events that happened in Bangladesh from 1930 to 1971 are presented. Khairul Alam Sabuj, Tawsif Saadman Turjo and Zahid Hasan Sobhan have acted according to the age of Manabratan Mukhopadhyay.

The film's production was crowd-funded in addition to a grant from the Bangladesh government. The production of Quiet Flows The River Rupsha took more than three years. Mahfuzur Rahman Khan's camera captured its scenes in Khulna, Comilla and Old Dhaka Central Jail in Bangladesh. The film began planning in 2016 and finished production in March 2020 with editing.

After a short campaign, Rupsha Nodir Banke was released in four cinemas in Bangladesh on 11 December 2020. Apart from commercial release, the film was screened at international film festivals. It garnered positive reception from critics upon release.