BAFTA Award for Best Actress in a Leading Role
Best Actress in a Leading Role is a British Academy Film Award presented annually by the British Academy of Film and Television Arts (BAFTA) to recognize an actress who has delivered an outstanding leading performance in a film. From 1952 to 1967, there were two Best Actress awards presented, Best British Actress and Best Foreign Actress.
Source: Wikipedia — BAFTA Award for Best Actress in a Leading Role (CC BY-SA 4.0)