Oscar for bedste instruktør
Oscar for bedste instruktør (engelsk: Academy Award for Achievement in Directing) uddeles ved den årlige Oscar-ceremoni til årets bedste filminstruktør, valgt af medlemmerne af Academy of Motion Picture Arts and Sciences. Vinderen udvælges blandt fem nominerede, der har instrueret en film i det forløbne kalenderår.
Årstallene i nedenstående liste angiver tidspunktet for filmens premiere (i Californien) og dermed året før selve Oscar-uddelingen.
2010'erne
- 2013 - Alfonso Cuarón for Gravity
- 2012 – Ang Lee for Life of Pi
- 2011 – Michel Hazanavicius for The Artist
- 2010 – Tom Hooper for Kongens store tale
2000'erne
- 2009 – Kathryn Bigelow for The Hurt Locker
- 2008 – Danny Boyle for Slumdog Millionaire
- 2007 – Joel og Ethan Coen for No Country for Old Men
- 2006 – Martin Scorsese for The Departed
- 2005 – Ang Lee for Brokeback Mountain
- 2004 – Clint Eastwood for Million Dollar Baby
- 2003 – Peter Jackson for Ringenes Herre - Kongen vender tilbage
- 2002 – Roman Polanski for Pianisten
- 2001 – Ron Howard for Et smukt sind
- 2000 – Steven Soderbergh for Traffic
1990'erne
- 1999 – Sam Mendes for American Beauty
- 1998 – Steven Spielberg for Saving Private Ryan
- 1997 – James Cameron for Titanic
- 1996 – Anthony Minghella for Den engelske patient (The English Patient)
- 1995 – Mel Gibson for Braveheart
- 1994 – Robert Zemeckis for Forrest Gump
- 1993 – Steven Spielberg for Schindlers liste (Schindler's List)
- 1992 – Clint Eastwood for De nådesløse (Unforgiven)
- 1991 – Jonathan Demme for Ondskabens øjne (The Silence of the Lambs)
- 1990 – Kevin Costner for Danser med ulve (Dances With Wolves)
1980'erne
- 1989 – Oliver Stone for Født den 4. juli (Born on the Fourth of July)
- 1988 – Barry Levinson for Rain Man
- 1987 – Bernardo Bertolucci for Den sidste kejser (The Last Emperor)
- 1986 – Oliver Stone for Platoon
- 1985 – Sydney Pollack for Mit Afrika (Out of Africa)
- 1984 – Milos Forman for Amadeus
- 1983 – James L. Brooks for Tid til kærtegn (Terms of Endearment)
- 1982 – Richard Attenborough for Gandhi
- 1981 – Warren Beatty for Reds
- 1980 – Robert Redford for En helt almindelig familie (Ordinary People)
1970'erne
- 1979 – Robert Benton for Kramer mod Kramer (Kramer vs. Kramer)
- 1978 – Michael Cimino for Deer Hunter (The Deer Hunter)
- 1977 – Woody Allen for Annie Hall
- 1976 – John G. Avildsen for Rocky
- 1975 – Milos Forman for Gøgereden (One Flew Over the Cuckoo's Nest)
- 1974 – Francis Ford Coppola for The Godfather Part II
- 1973 – George Roy Hill for Sidste stik (The Sting)
- 1972 – Bob Fosse for Cabaret
- 1971 – William Friedkin for The French Connection
- 1970 – Franklin J. Schaffner for Patton
1960'erne
- 1969 – John Schlesinger for Midnight Cowboy
- 1968 – Carol Reed for Oliver !
- 1967 – Mike Nichols for Fagre voksne verden (The Graduate)
- 1966 – Fred Zinnemann for Mand til alle tider (A Man for All Seasons)
- 1965 – Robert Wise for The Sound of Music)
- 1964 – George Cukor for My Fair Lady
- 1963 – Tony Richardson for Tom Jones
- 1962 – David Lean for Lawrence af Arabien (Lawrence of Arabia)
- 1961 – Robert Wise og Jerome Robbins for West Side Story
- 1960 – Billy Wilder for Nøglen under måtten (The Apartment)
1950'erne
- 1959 – William Wyler for Ben-Hur
- 1958 – Vincente Minnelli for Gigi
- 1957 – David Lean for Broen over floden Kwai (The Bridge on the River Kwai)
- 1956 – George Stevens for Giganten (Giant)
- 1955 – Delbert Mann for Marty
- 1954 – Elia Kazan for I storbyens havn (On the Waterfront)
- 1953 – Fred Zinnemann for Herfra til evigheden (From Here to Eternity)
- 1952 – John Ford for Den tavse mand (The Quiet Man)
- 1951 – George Stevens for En plads i solen (A Place in the Sun)
- 1950 – Joseph Leo Mankiewicz for Alt om Eva (All about Eve)
1940'erne
- 1949 – Joseph Leo Mankiewicz for A Letter to Three Wives
- 1948 – John Huston for Tre mand søger guld (The Treasure of the Sierra Madre)
- 1947 – Elia Kazan for Mand og mand imellem (Gentleman's Agreement)
- 1946 – William Wyler for De bedste år (The Best Years of Our Lives)
- 1945 – Billy Wilder for Forspildte dage (The Lost Weekend)
- 1944 – Leo McCarey for Going My Way
- 1943 – Michael Curtiz for Casablanca
- 1942 – William Wyler for Mrs. Miniver (Mrs. Miniver)
- 1941 – John Ford for Grøn var min barndoms dal (How Green Was My Valley)
- 1940 – John Ford for Vredens Druer (The Grapes of Wrath)
1930'erne
- 1939 – Victor Fleming for Borte med blæsten (Gone with the Wind)
- 1938 – Frank Capra for Du kan ikke tage det med dig (You Can't Take It with You)
- 1937 – Leo McCarey for Den frygtelige sandhed (The Awful Truth)
- 1936 – Frank Capra for En gentleman kommer til byen (Mr. Deeds Goes to Town)
- 1935 – John Ford for Forræder (The Informer)
- 1934 – Frank Capra for Det hændte en nat (It Happened One Night)
- 1932/1933 – Frank Lloyd for Cavalcade
- 1931/1932 – Frank Borzage for Bad Girl
- 1930/1931 – Norman Taurog for Skippy
1920'erne
- 1929/1930 – Lewis Milestone for Intet nyt fra Vestfronten (All Quiet on the Western Front)
- 1928/1929 – Frank Lloyd for The Divine Lady