Listen to Oru Ganam Vaanum Nrr online. Oru Ganam Vaanum Nrr is a Tamil language song and is sung by N.R. Raghunanthan. Oru Ganam Vaanum Nrr, from the album Sivappu, was released in the year 2014. The duration of the song is 4:39. Download Tamil songs online from JioSaavn.