The Aviator is a 2004 American epic biographical drama film directed by Martin Scorsese and written by John Logan. It stars Leonardo DiCaprio as Howard Hughes, Cate Blanchett as Katharine Hepburn, and Kate Beckinsale as Ava Gardner. The supporting cast features Ian Holm, John C. Reilly, Alec Baldwin, Jude Law, Gwen Stefani, Kelli Garner, Matt Ross, Willem Dafoe, Alan Alda, and Edward Herrmann.

Based on the 1993 non-fiction book Howard Hughes: The Secret Life by Charles Higham, the film depicts the life of Howard Hughes, an aviation pioneer and director of the film Hell's Angels. The film portrays his life from 1927 to 1947 during which time Hughes became a successful film producer and an aviation magnate while simultaneously growing more unstable due to severe obsessive–compulsive disorder (OCD).

Shot in Montreal, Canada,The Aviator was released in the United States on December 25, 2004, to positive reviews with critics praising DiCaprio's and Blanchett's performances and Scorsese's direction. It grossed $214 million on a budget of $110 million and received many accolades. At the 77th Academy Awards, it was nominated for eleven awards, including Best Picture, Best Director, Best Original Screenplay, Best Actor for DiCaprio, and Best Supporting Actor for Alda, winning five: Best Cinematography, Best Film Editing, Best Costume Design, Best Art Direction, and Best Supporting Actress for Blanchett.

At the 58th British Academy Film Awards, it was nominated for fourteen awards, winning four: Best Film, Best Actress in a Supporting Role for Blanchett, Best Production Design and Best Makeup and Hair. At the 62nd Golden Globe Awards, it was nominated for six awards, winning three: Best Motion Picture — Drama, Best Actor — Motion Picture Drama for DiCaprio and Best Original Score for Howard Shore. In addition, DiCaprio was nominated for Outstanding Male Actor in a Leading Role and Blanchett won Outstanding Female Actor in a Supporting Role at the 11th Screen Actors Guild Awards.