Hariharan (born 3 April 1955) is an Indian playback and ghazal singer from Trivandrum, Kerala whose songs have been featured mainly in Tamil and Hindi. Also he sang notable songs in Telugu, Malayalam, Kannada, Marathi and Bhojpuri films. He is an established ghazal singer and one of the pioneers of Indian fusion music. In 2004, he was honoured with the Padma Shri by the Government of India and is a two-time National Award winner.Often considered as most versatile, he is regarded as one of the greatest indian singers of all time.
Hariharan, associating with Lesle 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.