Listen to Unavey Marundhu online. Unavey Marundhu is a Tamil language song and is sung by Santhosh Narayanan and Ranjani - Gayatri. Unavey Marundhu, from the album Server Sundaram (Original Motion Picture Soundtrack), was released in the year 2017. The duration of the song is 4:59. Download Tamil songs online from JioSaavn.