Mannilum Undu song is a Tamil devotional song from the Sri Skanda Sashti Kavacham - Murugan Thudi Malai released on 1992. Music of Mannilum Undu song is composed by . Mannilum Undu was sung by Seerkazhi Govindarajan. Download Mannilum Undu song from Sri Skanda Sashti Kavacham - Murugan Thudi Malai on Raaga.com.