Jahar Ganguly (October 1904 – 1969) was an Indian actor and theater personality. He received the Best Actor award in the 6th Annual Bengal Film Journalists' Association Awards in 1943 for his performance in Bandi.

Ganguly was born in undivided 24 Parganas Dist., British India. He worked in several Bengali and Hindi films in the 40s and 50s as a supporting actor in comedy counterparts to the dramatic lead. He got a breakthrough in Dena Paona directed by Premankur Atorthy. Ganguly acted under Satyajit Ray's direction in Parash Pathar and Chiriyakhana.[2] He also performed as a stage actor until 1960.