Mu Ramaswamy is an Indian theatre artist, professor of drama, and actor best known for his dramas Durgira Avalam, a Tamil adaptation of Sophocles' Antigone, and Kalagakkarar Thozhar Periyar, a biography of the life of Periyar. He later moved on to playing major roles in Tamil films starting with Joker (2016) and K.D. (2019).