Prabhu Ganesan (born 25 December 1956), known professionally as Prabhu, is an Indian actor, businessman and film producer who predominantly works in Tamil cinema. He is the son of veteran actor Sivaji Ganesan. He is popularly known as Ilaya Thilagam. He has worked in more than 215 films in lead and supporting roles in Tamil, Telugu, Malayalam and Kannada films. After making his debut in Sangili (1982), Prabhu played various leading and supporting roles, earning the Best Actor award recognition by the Tamil Nadu State for his portrayal in Chinna Thambi (1991).