Listen to Muruga Unnai online. Muruga Unnai is a Carnatic language song and is sung by Neyveli Santhanagopalan and Arunagirinathar. Muruga Unnai, from the album R Santhanagopalan Meru Samana Vocal, was released in the year 2007. The duration of the song is 3:50. Download Carnatic songs online from JioSaavn.