The BFI National Archive is a department of the British Film Institute, and one of the largest film archives in the world. It was founded as the National Film Library in 1935; its first curator was Ernest Lindgren. In 1955, its name became the National Film Archive, and, in 1992, the National Film and Television Archive. It was renamed BFI National Archive in 2006.

The British Film Institute (BFI) is a film and television charitable organisation which promotes and preserves film-making and television in the United Kingdom. The BFI uses funds provided by the National Lottery to encourage film production, distribution, and education. It is sponsored by the Department for Culture, Media and Sport, and partially funded under the British Film Institute Act 1949.