Krishnasaamy Bhagyaraj (born 7 January 1953) is an Indian director, actor, screenwriter, music director, producer and politician active mainly in Tamil films. He has also written and directed Hindi films and TV serials. As an actor, he has worked in more than 75 films and has directed more than 25 films. He won a Filmfare Best Actor Award for Mundhanai Mudichu (1983). He received Lifetime Achievement Award in SIIMA (2014). He is the editor of weekly magazine Bhagya and has also written several novels.

Personal life
Bhagyaraj was born in Vellankoil near Gobichettipalayam in Erode district in Tamil Nadu. His parents were Krishnaswamy and Amaravathiamma. He married twice. His first marriage was with actress Praveena, in 1981. She died due to an aggravated case of jaundice in August 1983. His second marriage was with actress Poornima Jayaram, who was his co-star in Darling, Darling, Darling (1982), on 7 February 1984. The couple has a daughter Saranya Bhagyaraj (who starred in Parijatham (2006) and Photographer (2006)) and a son Shanthnu Bhagyaraj.