Sonu Nigam (Hindi: born 30 July 1973 in Faridabad, Haryana, India) is an India playback singer whose songs have been featured in numerous Hindi movies, a well as films in Assamese, Punjabi, Bengali, Marathi and Kannada language. He has also released numerous Indi-pop albums and acted in a few Hindi feature films. He had changed the spelling of his last name from 'Nigam' to 'Niigaam' in accordance with numerology, but could not get desired results; he returned to the old spelling 'Nigam'.