Agaya Gangai is a 1982 Indian Tamil-language romance film directed by Manobala in his directorial debut and written by Manivannan. The film stars Karthik and Suhasini.
The story revolves around Murali, who moves into Arumugam's house and befriends his daughter Sumathi. The two are attracted to each other, but their relationship is complicated by Sumathi's initial uncertainty about Murali's intentions. Meanwhile, Selvi, Aandal's daughter, becomes infatuated with Murali after he steps up to care for her following her mother's sudden death.
The film focuses on the love triangle between Murali and the two women, ultimately resolving their relationships.
The music was composed by Ilaiyaraaja. The film was released on December 17, 1982, but was a box office failure.