Mary John Thottam (24 June 1901 – 20 May 1985), also identified as Sister Mary Benigna, was an Indian Catholic nun and a poet who wrote in Malayalam. She authored two mahakavyas, Marthoma Vijayam and Gandhi Jayanthi, a poetry anthology, Lokame Yathra, and other works. Pope Paul VI honoured her with the Benemerenti medal in 1971.