Sir Christopher James Hampton (born 26 January 1946) is a British playwright, screenwriter, translator and film director. He is best known for his play Les Liaisons Dangereuses based on the novel of the same name and the film adaptation. He has thrice received nominations for the Academy Award for Best Adapted Screenplay: for Dangerous Liaisons (1988), Atonement (2007) and The Father (2020); winning for the former and latter. Hampton is also known for his work in the theatre including Les Liaisons Dangereuses, and The Philanthropist. He also translated the plays The Seagull (2008), God of Carnage (2009), The Father (2016), and The Height of the Storm (2019). He also wrote, with Don Black, the book and lyrics for the musical Sunset Boulevard (1994), for which they received Tony Awards for Best Book of a Musical and Best Original Score.