Hariharan (born April 3, 1955) is an Indian playback singer.
He has sung for Malayalam, Tamil, Hindi, Kannada, Marathi, Bhojpuri and Telugu films, an established ghazal singer, and one of the pioneers of Indian fusion music. His melody is strongly appreciated by the film fraternity. In 2004, he was honored with the Padma Shri by the Government of India and is a two-time National Award winner.
Hariharan, associating with Leslie Lewis, formed Colonial Cousins, a two-member band. They have cut many private music albums and also scored music for few feature films in Tamil cinema and Bollywood cinema.