S. Justin Selvaraj, known by his stage name S. J. Surya is an Indian film director, screenwriter, actor, music composer and producer who has worked in the Tamil, Telugu and Hindi film industries. He sought to become an actor but ended up directing, assisting Vasanth and Sabapathy.
Surya made his directorial debut with Vaali in 1999 whose success catapulted him to stardom. His other notable films include Kushi (2000), New (2004), Anbe Aaruyire (2005) and Isai (2015). He made his acting debut with New and went on to act in films like Kalvanin Kadhali (2006), Vyabari (2007) and Thirumagan (2007) and has also worked as Antagonist in Spyder (2017) and Mersal (2017).