Listen to Main Jahaan Rahoon online. Main Jahaan Rahoon is a Hindi language song and is sung by Rahat Fateh Ali Khan, Javed Akhtar, Himesh Reshammiya and Krishna Beuraa. Main Jahaan Rahoon, from the album Namastey London, was released in the year 2007. The duration of the song is 6:22. Download Hindi songs online from JioSaavn.