Rio Raj is an actor and video jockey. He is best known as video jockey in Sun Music and as lead actor in Saravanan Meenatchi (season 3). He also acted in the film, Sathriyan, alongside Vikram Prabhu. He made his first lead role in Tamil movie ‘Nenjam Undu Nermai Undu Odu Raja’ directed by Smile Settai fame Karthik Venugopalan.