Listen to Devadasum Naanum online. Devadasum Naanum is a Tamil language song and is sung by Shankar Ganesh and M. S. Vasudevan. Devadasum Naanum, from the album Vidhi - Film Story Dialogues And Songs, was released in the year 2003. The duration of the song is 4:30. Download Tamil songs online from JioSaavn.