Listen to Gnana Guruvuil Uyar online. Gnana Guruvuil Uyar is a Tamil language song and is sung by Kothamangalam Seenu. Gnana Guruvuil Uyar, from the album Mahathma Udhangar, was released in the year 1947. The duration of the song is 2:20. Download Tamil songs online from JioSaavn.