Rahat Fateh Ali Khan (Punjabi and Urdu: راحت فتح علی خان, pronounced [ɾəɦət̪ fətɛ(ɦ) əliː xɑːn]; born 9 December 1974) is a Pakistani Singer, primarily of Qawwali, a form of Sufi devotional music. Khan is one of the biggest and highest paid singers in Pakistan. He is the nephew of Nusrat Fateh Ali Khan, son of Farrukh Fateh Ali Khan and grandson of Qawwali singer Fateh Ali Khan. In addition to Qawwali, he also performs ghazals and other light music. He is also popular as a playback singer in Hindi cinema and the Pakistan film industry.

Source: Wikipedia (https://en.wikipedia.org/wiki/Rahat_Fateh_Ali_Khan)