Listen to Kovalan Naanmugan online. Kovalan Naanmugan is a Tamil language song and is sung by Dharmapuram P. Swaminathan. Kovalan Naanmugan, from the album Devaram - Vol-1 To 20 (Sundarar), was released in the year 2005. The duration of the song is 14:25. Download Tamil songs online from JioSaavn.