 Raja Hasan comes from the desert city of Bikaner, Rajasthan.He considers his father Rafik Sagar (folk singer) and his grandfather Allah Rakha Khan as his gurus in singing.Raja Hasan was a runner up in the reality TV show "Sa Re Ga Ma Pa Challenge 2007" and winner of "Ek Se Badhkar Ek" on Zee TV, "Ustaado Ke Ustad" on Sony and "IPL Rock Star" on the Colors channel.