Madhusoodanan Jayachandran Nair (born 14 June 1971) is an Indian composer, singer, and musician.

He has won the Kerala State Film Award for Best Music Director a record number of nine times.

[1][2] He began learning Carnatic music at the age of 5 under Attingal Harihara Iyer and later under Perumbavoor G.

[3] He won the Carnatic vocal competition at the Kerala University youth festival four times in a row from 1987 to 1990.

[3] Jayachandran began his career in the film industry as a playback singer for the movie Vasudha in 1992 and then became an assistant to Malayalam music director G.