Listen to Harivarasanam online. Harivarasanam is a Tamil language song and is sung by K. V. Mahadevan and K.J. Yesudas. Harivarasanam, from the album Swami Ayyappa (Original Motion Picture Soundtrack), was released in the year 1986. The duration of the song is 5:05. Download Tamil songs online from JioSaavn.