Listen to Hum Jahan Hai online. Hum Jahan Hai is a Hindi language song and is sung by Suman Kalyanpur, Mohammed Rafi and Ganesh. Hum Jahan Hai, from the album Husn Aur Ishq, was released in the year 1966. The duration of the song is 3:56. Download Hindi songs online from JioSaavn.