Redigerer Oscar for beste mannlige birolle (avsnitt)

== 1940-tallet ==
*'''1949 [[Dean Jagger]]''' for sin rolle som Major Harvey Stovall i filmen ''[[Nerver av stål]]''
** [[John Ireland (skuespiller)|John Ireland]] – ''[[Det kan hende overalt]]'' (''All the King's Men'')
** [[Arthur Kennedy]] – ''[[Champion (1949 film)|Champion]]''
** [[Ralph Richardson]] – ''[[Arvingen (1949)|Arvingen]]'' (''The Heiress'')
** [[James Whitmore]] – ''[[Battleground]]''

*'''1948 [[Walter Huston]]''' for sin rolle som Howard i filmen ''[[Sierra Madres skatt]], (The Treasure of the Sierra Madre)''
** [[Charles Bickford]] – ''[[Johnny Belinda]]''
** [[José Ferrer]] – ''[[Joan of Arc (1948 film)|Joan of Arc]]''
** [[Oscar Homolka]] – ''[[Vi kan stole på mamma]]''
** [[Cecil Kellaway]] – ''[[Det begynte med Nora]]''

*'''1947 [[Edmund Gwenn]]''' for sin rolle som Kris Kringle i filmen ''[[Mirakelet på Manhattan]], (Miracle on 34th Street)''
**[[Charles Bickford]] – ''[[Katrin karriere]]''
** [[Thomas Gomez]] – ''[[Under festen i San Paeblo]]''
** [[Robert Ryan]] – ''[[Crossfire (film)|Crossfire]]''
** [[Richard Widmark]] – ''[[Kiss of Death (1947 film)|Kiss of Death]]''

*'''1946 [[Harold Russell]]''' for sin rolle som Homer Parrish i filmen ''[[De beste år av vårt liv]], (The Best Years Of Our Lives)''
**[[Charles Coburn]] – ''[[The Green Years]]''
** [[William Demarest]] – ''[[The Jolson Story]]''
** [[Claude Rains]] – ''[[Notorious (film)|Notorious]]''
** [[Clifton Webb]] – ''[[Knivseggen (1946)|Knivseggen]]''

*'''1945 [[James Dunn]]''' for sin rolle som Johnny Nolan i filmen ''[[Det vokser et tre i Brooklyn]]''
** [[Michael Chekhov]] – ''[[Trollbundet (film)|Trollbundet]]''
** [[John Dall]] – ''[[The Corn Is Green]]''
** [[Robert Mitchum]] – ''[[Krigskorrespondenten]]''
** [[J.Caroll Naish]] – ''[[A Medal for Benny]]''

*'''1944 [[Barry Fitzgerald]]''' for sin rolle som Father Fitzgibbon i filmen ''[[Vandre min vei]], (Going My Way)''
** [[Hume Cronyn]] – ''[[The Seventh Cross]]''
** [[Claude Rains]] – ''[[Mr Skeffington|Mr. Skeffington]]''
** [[Clifton Webb]] – ''[[Laura (film)|Laura]]''
** [[Monty Woolley]] – ''[[Mens du var borte]]''

*'''1943 [[Charles Coburn]]''' for sin rolle som Benjamin Dingle i filmen ''[[Jo fler dess bedre]]''
** [[Charles Bickford]] – ''[[The Song of Bernadette]]''
** [[J.Carroll Naish]] – ''[[Sahara (1943 film)|Sahara]]''
** [[Claude Rains]] – ''[[Casablanca (film)|Casablanca]]''
** [[Akim Tamiroff]] – ''[[Klokkene ringer for deg (film)|Klokkene ringer for deg]]''

*'''1942 [[Van Heflin]]''' for sin rolle som Jeff Hartnett i filmen ''[[Johnny Eager]], (Johnny Eager)''
** [[William Bendix]] – ''[[Wake Island (1942 film)|Wake Island]]''
** [[Walter Huston]] – ''[[Yankee Doodle Dandy]]''
** [[Frank Morgan]] – ''[[Tortilla Flat (film)|Tortilla Flat]]''
** [[Henry Travers]] – ''[[Mrs. Miniver]]''

*'''1941 [[Donald Crisp]]''' for sin rolle som Gwilym Morgan i filmen ''[[Grønn var min barndoms dal (film)|Grønn var min barndoms dal]], (How Green Was My Valley)''
** [[Walter Brennan]] – ''[[Sersjant York]]''
** [[Charles Coburn]] – ''[[The Devil and Miss Jones]]''
** [[James Gleason]] – ''[[Here Comes Mr. Jordan]]''
** [[Sydney Greenstreet]] – ''[[Malteserfalken]]''

*'''1940 [[Walter Brennan]]''' for sin rolle som Dommere Roy Bean i filmen ''[[En mann fra Vesten]], (The Westerner)''
** [[Albert Basserman]] – ''[[Utenrikskorrespondenten]]''
** [[William Gargan]] – ''[[They Knew What They Wanted]]''
** [[Jack Oakie]] – ''[[Diktatoren]]''
** [[James Stephenson]] – ''[[Brevet]]''