Rai Raya Rai Venkata Rao (born T. Venkata Rao, also spelt Venkatta Row; died 1843), was an Indian administrator and statesman who served as Diwan of Travancore 1821–1829 and 1838–39. He was the father of R. Raghunatha Rao, brother of R. Ranga Rao and paternal uncle of Sir T. Madhava Rao.