Listen to Unnaithane Azhaithen online. Unnaithane Azhaithen is a Tamil language song and is sung by T. Rajendran and S. Janaki. Unnaithane Azhaithen, from the album Uyirullavarai Usha, was released in the year 1983. The duration of the song is 5:57. Download Tamil songs online from JioSaavn.