The Academy Award for Best Actress is one of the awards given to people working in the motion picture industry by the Academy of Motion Picture Arts and Sciences; nominations are made by Academy members who are actors and actresses. The winners are chosen by the Academy membership as a whole. Following the Academy's practice, the films below are listed by release year: for example, the Oscar for "Best Actress in 1999" was announced during the award ceremony held in 2000. Winners are listed first, followed by the other nominees.
The youngest ever nominee is Keisha Castle-Hughes, who was 13 when nominated for her role in Whale Rider in 2004. The oldest ever winner is Jessica Tandy.
1920s
1930s
