Supporting Actor

1936 
Who won: Walter Brennan in Come and Get It
Who should have won: John Barrymore in Romeo and Juliet

1937 
Who won: Joseph Schildkraut in The Life of Emile Zola 
Who should have won: Ralph Bellamy in The Awful Truth 

1938 
Who won: Walter Brennan in Kentucky 
Who should have won: Lew Ayres in Holiday 

1939 
Who won: Thomas Mitchell in Stagecoach 

1940 
Who won: Walter Brennan in The Westerner 
Who should have won: Edmund Gwenn in Pride and Prejudice

1941 
Who won: Donald Crisp in How Green Was My Valley
Who should have won: Sydney Greenstreet in The Maltese Falcon

1942 
Who won: Van Heflin in Johnny Eager
Who should have won: Rudy Vallee in The Palm Beach Story

1943 
Who won: Charles Coburn in The More the Merrier
Who should have won: Claude Rains in Casablanca

1944 
Who won: Barry Fitzgerald in Going My Way
Who should have won: Edward G. Robinson in Double Indemnity

1945 
Who won: James Dunn in A Tree Grows in Brooklyn
Who should have won: Walter Brennan in To Have and Have Not

1946 
Who won: Harold Russell in The Best Years of Our Lives
Who should have won: Claude Rains in Notorious

1947 
Who won: Edmund Gwenn in Miracle on 34th Street
Who should have won: Richard Widmark in Kiss of Death

1948 
Who won: Walter Huston in The Treasure of the Sierra Madre

1949 
Who won: Dean Jagger in Twelve O'Clock High
Who should have won: Juano Hernandez in Intruder in the Dust