Kalyan Chatterjee (Bengali: কল্যাণ চ্যাটার্জী; 31 July 1944 – 7 December 2025) was an Indian actor recognized for his work in Bengali cinema, and considered to be one of the most famous character actors of Bengali Cinema. Chatterjee's student film '37 Down Manmad Passenger' was released in 1967. He acted in Satyajit Ray's ‘Pratidwandi', Tapan Sinha's ‘Apanjan', ‘Sagina Mahato', ‘Sabuj Dwiper Raja', ‘Safed Hati', MS Sathyu's ‘Kahan Kahan Se Guzar Gaye', Arabinda Mukhopadhyay ‘Dhonni Meye', Basu Chatterjee's ‘Byomkesh Bakshi', Goutam Ghose's ‘Paar' and ‘Antarjali Jatra', Sujoy Ghosh's ‘Kahaani' and Sanjiban Nath's ‘The Waltz'.