Dhavanik Kanavugal is a 1984 Indian Tamil-language drama film written, directed and produced by K. Bhagyaraj, starring Sivaji Ganesan and Bhagyaraj. The film was released on 14 September 1984. It was dubbed in Telugu as Ammaayiluu... Preminchandi!

Krishnasaamy Bhagyaraj 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.