Poster advertising the 50th consecutive week of exhibition of the film, 'Hum Aapke Hain Koun..!', 1994, printed by Dnyansagar Litho Press, Bombay.

'Hum Aapke Hain Koun..!' (Translation: Who am I to you?) is a 1994 Indian Hindi-language romantic drama film written and directed by Sooraj Barjatya and produced by Rajshri Productions. The film features Madhuri Dixit and Salman Khan, and celebrates the Indian wedding traditions by relating the story of a married couple and the relationship between their families.

It is the highest grossing Indian film of the 1990s and also still one of the highest-earning Bollywood films ever. The film was also dubbed into the Telugu-language and released with the title 'Premalayam'. The soundtrack, is also one of the most popular in Bollywood history, with singer Lata Mangeshkar lending her voice for 11 of the 14 songs in the film.