Academy Award for Best Supporting Actress

The Academy Award for Best Supporting 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 Supporting Actress in 1999" was announced during the award ceremony held in 2000. Winners are listed first, followed by the other nominees. For a list sorted by actress, please see List of Best Supporting Actress nominees. For a list sorted by movie title, please see List of Best Supporting Actress nominees (films).

1940s

• 1940 Jane Darwell - The Grapes of Wrath
• Judith Anderson - Rebecca
• Ruth Hussey - The Philadelphia Story
• Barbara O'Neil - All This and Heaven Too
• Marjorie Rambeau - Primrose Path
• 1941 Mary Astor - The Great Lie
• Sara Allgood - How Green Was My Valley
• Patricia Collinge - The Little Foxes
• Teresa Wright - The Little Foxes
• Margaret Wycherly - Sergeant York
• 1942 Teresa Wright - Mrs. Miniver
• Gladys Cooper - Now, Voyager
• Agnes Moorehead - The Magnificent Ambersons
• Susan Peters - Random Harvest
• May Whitty - Mrs. Miniver

From 1943 onward, winners received the familiar gold "Oscar" statuettes like everybody else.

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• 1943 Katina Paxinou - For Whom the Bell Tolls
• Gladys Cooper - The Song of Bernadette
• Paulette Goddard - So Proudly We Hail!
• Anne Revere - The Song of Bernadette
• Lucile Watson - Watch on the Rhine
• 1944 Ethel Barrymore - None But the Lonely Heart
• Jennifer Jones - Since You Went Away
• Angela Lansbury - Gaslight
• Aline MacMahon - Dragon Seed
• Agnes Moorehead - Mrs. Parkington
• 1945 Anne Revere - National Velvet
• Eve Arden - Mildred Pierce
• Ann Blyth - Mildred Pierce
• Angela Lansbury - The Picture of Dorian Gray
• Joan Lorring - The Corn Is Green
• 1946 Anne Baxter - The Razor's Edge
• Ethel Barrymore - The Spiral Staircase
• Lillian Gish - Duel in the Sun
• Flora Robson - Saratoga Trunk
• Gale Sondergaard - Anna and the King of Siam
• 1947 Celeste Holm - Gentleman's Agreement
• Ethel Barrymore - The Paradine Case
• Gloria Grahame - Crossfire
• Marjorie Main - The Egg and I
• Anne Revere - Gentleman's Agreement
• 1948 Claire Trevor - Key Largo
• Barbara Bel Geddes - I Remember Mama
• Ellen Corby - I Remember Mama
• Agnes Moorehead - Johnny Belinda
• Jean Simmons - Hamlet
• 1949 Mercedes McCambridge - All the King's Men
• Ethel Barrymore - Pinky
• Celeste Holm - Come to the Stable
• Elsa Lanchester - Come to the Stable
• Ethel Waters - Pinky