Listen to Hum Naujawan Hain online. Hum Naujawan Hain is a Hindi language song and is sung by Samrat, Suraj, Vishal Dadlani, Shiraz and Manohar. Hum Naujawan Hain, from the album Pyaar Mein Kabhi Kabhi (Original Motion Picture Soundtrack), was released in the year 1999. The duration of the song is 4:12. Download Hindi songs online from JioSaavn.