Mohammed Rafi ( 24 December 1924 -- 31 July 1980 ) is one of the most popular and respected playback singers of India and widely considered as the greatest singer of Hindi cinema .
Mohammed Rafi ( 24 December 1924 -- 31 July 1980 ) is symbol of divinity of Indian music industry . 
 He is one of the most popular and respected playback singers of India and widely considered as the greatest singer of Hindi cinema .