1927-present: Wikipedia

2021Will SmithKing Richard
2020Anthony HopkinsThe Father
2019Joaquin PhoenixJoker
2018Rami MalekBohemian Rhapsody
2017Gary OldmanDarkest Hour
2016Casey AffleckManchester by the Sea
2015Leonardo DiCaprioThe Revenant
2014Eddie RedmayneThe Theory of Everything
2013Matthew McConaugheyDallas Buyers Club
2012Daniel Day-LewisLincoln
2011Jean DujardinThe Artist
2010Colin FirthThe King’s Speech
2009Jeff BridgesCrazy Heart
2008Sean PennMilk
2007Daniel Day-LewisThere Will Be Blood
2006Forest WhitakerThe Last King of Scotland
2005Philip Seymour HoffmanCapote
2004Jamie FoxxRay
2003Sean PennMystic River
2002Adrien BrodyThe Pianist
2001Denzel WashingtonTraining Day
2000Russell CroweGladiator
1999Kevin SpaceyAmerican Beauty
1998Roberto BenigniLife Is Beautiful
1997Jack NicholsonAs Good as it Gets
1996Geoffrey RushShine
1995Nicolas CageLeaving Las Vegas
1994Tom HanksForrest Gump
1993Tom HanksPhiladelphia
1992Al PacinoScent of a Woman
1991Anthony HopkinsThe Silence of the Lambs
1990Jeremy IronsReversal of Fortune
1989Daniel Day-LewisMy Left Foot
1988Dustin HoffmanRain Man
1987Michael DouglasWall Street
1986Paul NewmanThe Color of Money
1985William HurtKiss of the Spider Woman
1984F. Murray AbrahamAmadeus
1983Robert DuvallTender Mercies
1982Ben KingsleyGandhi
1981Henry FondaOn Golden Pond
1980Robert De NiroRaging Bull
1979Dustin HoffmanKramer vs. Kramer
1978Jon VoightComing Home
1977Richard DreyfussThe Goodbye Girl
1976Peter FinchNetwork
1975Jack NicholsonOne Flew over the Cuckoo’s Nest
1974Art CarneyHarry and Tonto
1973Jack LemmonSave the Tiger
1972Marlon BrandoThe Godfather
1971Gene HackmanThe French Connection
1970George C. ScottPatton
1969John WayneTrue Grit
1968Cliff RobertsonCharly
1967Rod SteigerIn the Heat of the Night
1966Paul ScofieldA Man for All Seasons
1965Lee MarvinCat Ballou
1964Rex HarrisonMy Fair Lady
1963Sidney PoitierLilies of the Field
1962Gregory PeckTo Kill a Mockingbird
1961Maximilian SchellJudgment at Nuremberg
1960Burt LancasterElmer Gantry
1959Charlton HestonBen-Hur
1958David NivenSeparate Tables
1957Alec GuinnessThe Bridge on the River Kwai
1956Yul BrynnerThe King and I
1955Ernest BorgnineMarty
1954Marlon BrandoOn the Waterfront
1953William HoldenStalag 17
1952Gary CooperHigh Noon
1951Humphrey BogartThe African Queen
1950José FerrerCyrano de Bergerac
1949Broderick CrawfordAll the King’s Men
1948Laurence OlivierHamlet
1947Ronald ColmanA Double Life
1946Fredric MarchThe Best Years of Our Lives
1945Ray MillandThe Lost Weekend
1944Bing CrosbyGoing My Way
1943Paul LukasWatch on the Rhine
1942James CagneyYankee Doodle Dandy
1941Gary CooperSergeant York
1940James StewartThe Philadelphia Story
1939Robert DonatGoodbye, Mr. Chips
1938Spencer TracyBoys Town
1937Spencer TracyCaptains Courageous
1936Paul MuniThe Story of Louis Pasteur
1935Victor McLaglenThe Informer
1934Clark GableIt Happened One Night
1932/33Charles LaughtonThe Private Life of Henry VIII
1931/32 (TIE)Wallace BeeryThe Champ
1931/32 (TIE)Fredric MarchDr. Jekyll and Mr. Hyde
1930/31Lionel BarrymoreA Free Soul
1929/30George ArlissDisraeli
1928/29Warner BaxterIn Old Arizona
1927/28Emil JanningsThe Last Command / The Way of All Flesh