J.K. Rithesh: J.K. Rithesh. Actor: Nayagan. J.K. Rithesh was born in 1973 in Sri Lanka. He was an actor, known for Nayagan (2008), LKG (2019) and Pen Singam (2010). He was married to Jotheeswari. He died on 13 April 2019 in Ramanathapuram, Tamil Nada, India.