Helen Ann Richardson Khan (born October 22, 1939), known by her mononym Helen, is an Indian former actress and dancer of Anglo-Indian and Burmese descent. In a career spanning 70 years, she has established herself as a prolific performer in Hindi cinema and appeared in over 1000 films. During her heydays, she was cited as one of the most popular nautch and cabaret dancers, and has been a recipient of two Filmfare Awards and a Padma Shri, awarded by the Indian Government. She has also been the inspiration for four films and a book. She even performed onstage in London, Paris, and Hong Kong. Officially announcing retirement in 1983, she has since been appearing in films as guest roles or cameos.