Asrar ul Hassan Khan (1 October 1919 − 24 May 2000), better known as Majrooh Sultanpuri, was an Indian Urdu poet and lyricist in the Hindi language film industry. He wrote lyrics for numerous Hindi film soundtracks.

He was one of the dominant musical forces in Indian cinema in the 1950s and early 1960s, and was an important figure in the Progressive Writers' Movement. He is considered one of the finest avant-garde Urdu poets of 20th century literature.

In his career spanning six decades, he worked with many music directors. He won the Filmfare Best Lyricist Award in 1965 for "Chahunga Main Tujhe" in the film Dosti, and the highest award in Indian cinema, the Dadasaheb Phalke Award for lifetime achievement in 1993. In the 1980s and 1990s, most of his work was with Anand–Milind, their most notable collaborations being Qayamat Se Qayamat Tak, Lal Dupatta Malmal Ka, Love, and Dahek.

He also wrote for Jatin-Lalit films like Jo Jeeta Wohi Sikander and their debut film Yaara Dildara.