Academy Award untuk Skenario Asli Terbaik

The Academy Award for Best Original Screenplay (Skenario Asli Terbaik Oscar) adalah penghargaan untuk Skenario Terbaik yang tidak berdasarkan atas material apapun yang telah dipublikasi, dibuat pada tahun 1940 untuk memisahkan dengan penghargaan Cerita Terbaik

1940-an 
 1940 The Great McGinty - Preston Sturges
 Angels over Broadway - Ben Hecht
 Dr. Ehrlich's Magic Bullet - Norman Burnside, Heinz Herald, John Huston
 Foreign Correspondent - Charles Bennett, Joan Harrison
 The Great Dictator - Charlie Chaplin
 1941 Citizen Kane - Herman Mankiewicz, Orson Welles
 The Devil and Miss Jones - Norman Krasna
 Sergeant York - Harry Chandlee, Abem Finkel, John Huston, Howard Koch
 Tall, Dark and Handsome - Karl Tunberg, Darrell Ware
 Tom, Dick and Harry - Paul Jarrico
 1942 Woman of the Year - Michael Kanin, Ring Lardner Jr
 One of Our Aircraft is Missing - Micheal Powell, Emeric Pressburger
 Road to Morocco - Frank Butler, Don Hartman
 Wake Island - W. R. Burnett, Frank Butler
 The War Against Mrs. Hadley - George Oppenheimer
 1943 Princess O'Rourke - Norman Krasna
 Air Force - Dudley Nichols
 In Which We Serve - Noel Coward
 The North Star - Lillian Hellman
 So Proudly We Hail! - Allan Scott
 1944 Wilson - Lamar Trotti
 Hail the Conquering Hero - Preston Sturges
 The Miracle of Morgan's Creek - Preston Sturges
 Two Girls and a Sailor - Richard Connell, Glays Lehman
 Wing and a Prayer - Jerome Cady
 1945 Marie-Louise - Richard Schweizer
 Dillinger - Philip Yordan
 Music for Millions - Myles Connolly
 Salty O'Rourke - Milton Holmes
 What Next, Corporal Hargrove? - Harry Kurnitz
 1946 The Seventh Veil - Muriel Box, Sydney Box
 The Blue Dahlia - Raymond Chandler
 Children of Paradise - Jacques Prévert
 Notorious - Ben Hecht
 Road to Utopia - Norman Panama, Melvin Frank
 1947 The Bachelor and the Bobby-Soxer - Sidney Sheldon
 Body and Soul - Abraham Polonsky
 A Double Life - Ruth Gordon, Garson Kanin
 Monsieur Verdoux - Charlie Chaplin
 Shoeshine - Sergio Amidei, Adolfo Franci, C. G. Viola, Cesare Zavattini
 1948 tidak diberikan (digabungkan dengan kategori "Screenplay")
 1949 Battleground - Robert Pirosh
 Jolson Sings Again - Sidney Buchman
 Paisà - Alfred Hayes, Federico Fellini, Sergio Amidei, Marcello Pagliero, Roberto Rossellini
 Passport to Pimlico - T. E. B. Clarke
 The Quiet One - Helen Levitt, Janice Loeb, Sidney Meyers

1950-an 
 1950 Sunset Boulevard - Charles Brackett, D.M. Marshman, Jr., Billy Wilder
 Adam's Rib - Ruth Gordon, Garson Kanin
 Caged - Virginia Kellogg, Bernard C. Schoenfeld
 The Men - Carl Foreman
 No Way Out - Joseph L. Mankiewicz, Lesser Samuels
 1951 An American in Paris - Alan Jay Lerner
 The Big Carnival - Billy Wilder, Lesser Samuels, Walter Newman
 David and Bathsheba - Philip Dunne
 Go for Broke! - Robert Pirosh
 The Well - Clarence Greene, Russell Rouse
 1952 The Lavender Hill Mob - T.E.B. Clarke
 The Atomic City - Sydney Boehm
 The Sound Barrier - Terence Rattigan
 Pat and Mike - Ruth Gordon, Garson Kanin
 Viva Zapata! - John Steinbeck
 1953 Titanic - Charles Brackett, Richard Breen, Walter Reisch
 The Band Wagon - Betty Comden, Adolph Green
 The Desert Rats - Richard Murphy
 The Naked Spur - Sam Rolfe, Harold Jack Bloom
 Take the High Ground! - Millard Kaufman
 1954 On the Waterfront - Budd Schulberg
 The Barefoot Contessa - Joseph L. Mankiewicz
 Genevieve - William Rose
 The Glenn Miller Story - Valentine Davies, Oscar Brodney
 Knock on Wood - Norman Panama, Melvin Frank
 1955 Interrupted Melody - Sonya Levien, William Ludwig
 The Court-Martial of Billy Mitchell - Milton Sperling, Emmet Lavery
 It's Always Fair Weather - Betty Comden, Adolph Green
 Mr. Hulot's Holiday - Jacques Tati, Henri Marquet
 The Seven Little Foys - Melville Shavelson, Jack Rose
 1956 The Red Balloon - Albert Lamorisse
 The Bold and the Brave - Robert Lewin
 Julie - Andrew L. Stone
 La strada - Federico Fellini, Tullio Pinelli
 The Ladykillers - William Rose
 1957 Designing Woman - George Wells
 Funny Face - Leonard Gershe
 Man of a Thousand Faces - Ralph Wheelwright, R. Wright Campbell, Ivan Goff, Ben Roberts
 The Tin Star - Barney Slater, Joel Kane, Dudley Nichols
 I Vitelloni - Federico Fellini, Ennio Flaiano, Tullio Pinelli
 1958 The Defiant Ones - Nathan E. Douglas, Harold Jacob Smith (Upon request of his widow and upon recommendation of the Writers Branch Executive Committee, the Board of Governors voted to restore the name of Nedrick Young to the nomination and award presented to Nathan E. Douglas, which was a pseudonym for Mr. Young during the blacklisting period.)
 The Goddess - Paddy Chayefsky
 Houseboat - Melville Shavelson, Jack Rose
 The Sheepman - James Edward Grant, William Bowers
 Teacher's Pet - Fay Kanin, Michael Kanin
 1959 Pillow Talk - Clarence Greene, Maurice Richlin, Russell Rouse, Stanley Shapiro
 The 400 Blows - François Truffaut, Marcel Moussy
 North by Northwest - Ernest Lehman
 Operation Petticoat - Paul King, Joseph Stone, Stanley Shapiro, Maurice Richlin
 Wild Strawberries - Ingmar Bergman

1960-an 
 1960 The Apartment - I.A.L. Diamond, Billy Wilder
 The Angry Silence - Screenplay by Bryan Forbes; Story by Richard Gregson, Michael Craig
 The Facts of Life - Norman Panama, Melvin Frank
 Hiroshima Mon Amour - Marguerite Duras
 Never on Sunday - Jules Dassin
 1961 Splendor in the Grass - William Inge
 Ballad of a Soldier - Valentin Yoshov, Grigori Chukhrai
 La dolce vita - Federico Fellini, Tullio Pinelli, Ennio Flaiano, Brunello Rondi
 General Della Rovere - Sergio Amidei, Diego Fabbi, Indro Montanelli
 Lover Come Back - Stanley Shapiro, Paul Henning
 1962 Divorce, Italian Style - Ennio de Concini, Pietro Germi, Alfredo Giannetti
 Freud - Story by Charles Kaufman, Screenplay by Charles Kaufman and Wolfgang Reinhardt
 Last Year at Marienbad - Alain Robbe-Grillet
 That Touch of Mink - Stanley Shapiro, Nate Monaster
 Through a Glass Darkly - Ingmar Bergman
 1963 How the West Was Won - James Webb
 8½ - Federico Fellini, Ennio Flaiano, Tullio Pinelli, Brunello Rondi
 America, America - Elia Kazan
 The Four Days of Naples - Story by Pasquale Festa Campanile, Massimo Franciosa, Nanni Loy, Vasco Pratolini; Screenplay by Carlo Bernari, Massimo Franciosa, Pasquale Festa Campanile, Nanni Loy
 Love with the Proper Stranger - Arnold Schulman
 1964 Father Goose - Peter Stone, Frank Tarloff
 A Hard Day's Night - Alun Owen
 One Potato, Two Potato - Screenplay by Raphael Hayes; Story by Orville H. Hampton
 The Organizer - Age Monicelli, Scarpelli Monicelli, Mario Monicelli
 That Man from Rio - Jean-Paul Rappeneau, Ariane Mnouchkine, Daniel Boulanger, Philippe de Broca
 1965 Darling - Frederic Raphael
 Casanova '70 - Age Monicelli, Scarpelli Monicelli, Mario Monicelli, Tonino Guerra, Giorgio Salvioni, Suso Cecchi D'Amico
 Those Magnificent Men in Their Flying Machines - Jack Davies, Ken Annakin
 The Train - Franklin Coen, Frank Davis
 The Umbrellas of Cherbourg - Jacques Demy
 1966 A Man and a Woman - Story by Claude Lelouch; Screenplay by Claude Lelouch, Pierre Uytterhoeven
 Blowup - Story by Michelangelo Antonioni; Screenplay by Michelangelo Antonioni, Tonino Guerra, Edward Bond
 The Fortune Cookie - Billy Wilder, I.A.L. Diamond
 Khartoum - Robert Ardrey
 The Naked Prey - Clinkt Johnston, Don Peters
 1967 Guess Who's Coming to Dinner - William Rose
 Bonnie and Clyde - David Newman, Robert Benton
 Divorce, American Style - Story by Robert Kaufman; Screenplay by Norman Lear
 La Guerre Est Finie - Jorge Semprún
 Two for the Road - Frederic Raphael
 1968 The Producers - Mel Brooks
 2001: A Space Odyssey - Stanley Kubrick, Arthur C. Clarke
 The Battle of Algiers - Franco Solinas, Gillo Pontecorvo
 Faces - John Cassavetes
 Hot Millions - Iro Wallach, Peter Ustinov
 1969 Butch Cassidy and the Sundance Kid - William Goldman
 Bob & Carol & Ted & Alice - Paul Mazursky, Larry Tucker
 The Damned - Story by Nicola Badalucco; Screenplay by Nicola Badalucco, Enrico Medioli, Luchino Visconti
 Easy Rider - Peter Fonda, Dennis Hopper, Terry Southern
 The Wild Bunch - Story by Walon Green, Roy N. Sickner; Screenplay by Walon Green, Sam Peckinpah
(In 1969, the category was renamed: "Story and Screenplay - based on material not previously published or produced)

1970-an 
 1970 Patton - Francis Ford Coppola, Edmund North
 Five Easy Pieces - Screenplay by Adrien Joyce (aka Carol Eastman); Story by Adrien Joyce, Bob Rafelson
 Joe - Norman Wexler
 Love Story - Erich Segal
 My Night at Maud's - Éric Rohmer
 1971 The Hospital - Paddy Chayefsky
 Investigation of a Citizen Above Suspicion - Elio Petri, Ugo Pirro
 Klute - Andy and Dave Lewis
 Summer of '42 - Herman Raucher
 Sunday Bloody Sunday - Penelope Gilliatt
 1972 The Candidate - Jeremy Larner
 The Discreet Charm of the Bourgeoisie - Luis Buñuel, Jean-Claude Carrière
 Lady Sings the Blues - Terrence McCloy, Chris Clark, Suzanne de Passe
 Murmur of the Heart - Louis Malle
 Young Winston - Carl Foreman
 1973 The Sting - David S. Ward
 American Graffiti - George Lucas, Gloria Katz, Willard Huyck
 Cries and Whispers - Ingmar Bergman
 Save the Tiger - Steve Shagan
 A Touch of Class - Melvin Frank, Jack Rose
 1974 Chinatown - Robert Towne
 Alice Doesn't Live Here Anymore - Robert Getchell
 The Conversation - Francis Ford Coppola
 Day for Night - François Truffaut, Jean-Louis Richard, Suzanne Schiffman
 Harry and Tonto - Paul Mazursky, Josh Greenfeld
 1975 Dog Day Afternoon - Frank Pierson
 Amarcord - Federico Fellini, Tonino Guerra
 And Now My Love - Claude LeLouch, Pierre Uytterhoeven
 Lies My Father Told Me - Ted Allan
 Shampoo - Robert Towne, Warren Beatty
 1976 Network - Paddy Chayefsky
 Cousin, cousine - Story and Screenplay by Jean-Charles Tacchella; Adaptation by Daniele Thompson
 The Front - Walter Bernstein
 Rocky - Sylvester Stallone
 Seven Beauties - Lina Wertmüller
(In 1976, the category was renamed: "Screenplay written directly for the Screen - Based on factual material or on story material not previously published or produced")
 1977 Annie Hall - Woody Allen, Marshall Brickman
 The Goodbye Girl - Neil Simon
 The Late Show - Robert Benton
 Star Wars - George Lucas
 The Turning Point - Arthur Laurents
 1978 Coming Home - Screenplay by Robert C. Jones, Waldo Salt; Story by Nancy Dowd
 Autumn Sonata - Ingmar Bergman
 The Deer Hunter - Screenplay by Deric Washburn; Story by Michael Cimino, Deric Washburn, Louis Garfinkle, Quinn K. Redeker
 Interiors - Woody Allen
 An Unmarried Woman - Paul Mazursky
- In 1978, the category was renamed: "Screenplay written directly for the screen"
 1979 Breaking Away - Steve Tesich
 All That Jazz - Robert Alan Aurthur, Bob Fosse
 ...And Justice for All - Valerie Curtin, Barry Levinson
 The China Syndrome - Mike Gray, T.S. Cook, James Bridges
 Manhattan - Woody Allen, Marshall Brickman

1980-an
 1980 Melvin and Howard - Bo Goldman
 Brubaker - Screenplay by W. D. Richter; Story by Arthur Ross and W.D. Richter
 Fame - Christopher Gore
 Mon oncle d'Amérique - Jean Gruault, Henri Laborit
 Private Benjamin - Nancy Meyers, Charles Shyer, Harvey Miller
 1981 Chariots of Fire - Colin Welland
 Absence of Malice - Kurt Luedtke
 Arthur - Steve Gordon
 Atlantic City - John Guare
 Reds - Warren Beatty, Trevor Griffiths
 1982 Gandhi - John Briley
 Diner - Barry Levinson
 E.T. the Extra-Terrestrial - Melissa Mathison
 An Officer and a Gentleman - Douglas Day Stewart
 Tootsie - Screenplay by Larry Gelbart, Murray Schisgal; Story by Don McGuire and Larry Gelbart
 1983 Tender Mercies - Horton Foote
 The Big Chill - Lawrence Kasdan, Barbara Benedek
 Fanny and Alexander - Ingmar Bergman
 Silkwood - Nora Ephron, Alice Arlen
 WarGames - Lawrence Lasker, Walter F. Parkes
 1984 Places in the Heart - Robert Benton
 Beverly Hills Cop - Screenplay by Daniel Petrie, Jr.; Story by Danilo Bach and Daniel Petrie, Jr.
 Broadway Danny Rose - Woody Allen
 El Norte - Gregory Nava, Anna Thomas
 Splash - Screenplay by Lowell Ganz, Babaloo Mandel, Bruce Jay Friedman; Screen Story by Bruce Jay Friedman, Story by Brian Grazer
 1985 Witness - Screenplay by William Kelley, Earl Wallace; Story by William Kelley, Pamela Wallace, Earl Wallace
 Back to the Future - Robert Zemeckis, Bob Gale
 Brazil - Terry Gilliam, Tom Stoppard, Charles McKeown
 The Official Story - Luis Puenzo, Aida Bortnik
 The Purple Rose of Cairo - Woody Allen
 1986 Hannah and Her Sisters - Woody Allen
 Crocodile Dundee - Screenplay by Paul Hogan, Ken Shadie, John Cornell; Story by Paul Hogan
 My Beautiful Laundrette - Hanif Kureishi
 Platoon - Oliver Stone
 Salvador - Oliver Stone, Richard Boyle
 1987 Moonstruck - John Patrick Shanley
 Au revoir, les enfants - Louis Malle
 Broadcast News - James L. Brooks
 Hope and Glory - John Boorman
 Radio Days - Woody Allen
 1988 Rain Man - Ronald Bass, Barry Morrow
 Big - Gary Ross, Anne Spielberg
 Bull Durham - Ron Shelton
 A Fish Called Wanda - Screenplay by John Cleese; Story by John Cleese and Charles Crichton
 Running on Empty - Naomi Foner
 1989 Dead Poets Society - Tom Schulman
 Crimes and Misdemeanors - Woody Allen
 Do the Right Thing - Spike Lee
 Sex, Lies, and Videotape - Steven Soderbergh
 When Harry Met Sally... - Nora Ephron

1990s 
 1990 Ghost - Bruce Rubin
 Alice - Woody Allen
 Avalon - Barry Levinson
 Green Card - Peter Weir
 Metropolitan - Whit Stillman
 1991 Thelma and Louise - Callie Khouri
 Boyz N the Hood - John Singleton
 Bugsy - James Toback
 The Fisher King - Richard LaGravenese
 Grand Canyon - Lawrence Kasdan, Meg Kasdan
 1992 The Crying Game - Neil Jordan
 Husbands and Wives - Woody Allen
 Lorenzo's Oil - George Miller, Nick Enright
 Passion Fish - John Sayles
 Unforgiven - David Peoples
 1993 The Piano - Jane Campion
 Dave - Gary Ross
 In the Line of Fire - Jeff Maguire
 Philadelphia - Ron Nyswaner
 Sleepless in Seattle - Screenplay by Nora Ephron, David S. Ward, Jeff Arch; Story by Jeff Arch
 '''1994 Pulp Fiction - Screenplay by Quentin Tarantino; Stories by Roger Avary and Quentin Tarantino
 Bullets Over Broadway - Woody Allen, Douglas McGrath
 Four Weddings and a Funeral - Richard Curtis
 Heavenly Creatures - Fran Walsh, Peter Jackson
 Red - Krzysztof Piesiewicz, Krzysztof Kieślowski
 1995 The Usual Suspects - Christopher McQuarrie
 Braveheart - Randall Wallace
 Mighty Aphrodite - Woody Allen
 Nixon - Stephen J. Rivele, Christopher Wilkinson, Oliver Stone
 Toy Story - Screenplay by Joss Whedon, Andrew Stanton, Joel Cohen, Alec Sokolow; Story by John Lasseter, Peter Docter, Andrew Stanton, Joe Ranft
 1996 Fargo - Ethan Coen, Joel Coen
 Jerry Maguire - Cameron Crowe
 Lone Star - John Sayles
 Secrets & Lies - Mike Leigh
 Shine - Screenplay by Jan Sardi; Story by Scott Hicks
 1997 Good Will Hunting - Ben Affleck, Matt Damon
 As Good as It Gets - Screenplay by Mark Andrus, James L. Brooks; Story by Mark Andrus
 Boogie Nights - Paul Thomas Anderson
 Deconstructing Harry - Woody Allen
 The Full Monty - Simon Beaufoy
 1998 Shakespeare in Love - Marc Norman, Tom Stoppard
 Bulworth - Warren Beatty, Jeremy Pikser
 Life Is Beautiful - Vincenzo Cerami, Roberto Benigni
 Saving Private Ryan - Robert Rodat
 The Truman Show - Andrew Niccol
 1999 American Beauty - Alan Ball
 Being John Malkovich - Charlie Kaufman
 Magnolia - Paul Thomas Anderson
 The Sixth Sense - M. Night Shyamalan
 Topsy-Turvy - Mike Leigh

 2000-an 
 2000 (73rd) Almost Famous - Cameron Crowe Billy Elliot - Lee Hall
 Erin Brockovich - Susannah Grant
 Gladiator - David Franzoni, John Logan, William Nicholson
 You Can Count on Me - Kenneth Lonergan
 2001 (74th) Gosford Park - Julian Fellowes Amélie - Guillaume Laurant, Jean-Pierre Jeunet
 Memento - Christopher Nolan, Jonathan Nolan
 Monster's Ball - Milo Addica, Will Rokos
 The Royal Tenenbaums - Wes Anderson, Owen Wilson
 2002 (75th) Hable con ella (Talk to Her) - Pedro Almodóvar Far from Heaven - Todd Haynes
 Gangs of New York - Jay Cocks, Steven Zaillian, Kenneth Lonergan
 My Big Fat Greek Wedding - Nia Vardalos
 Y tu mamá también - Carlos Cuarón, Alfonso Cuarón
 2003 (76th) Lost in Translation - Sofia Coppola The Barbarian Invasions - Denys Arcand
 Dirty Pretty Things - Steven Knight
 Finding Nemo - Andrew Stanton, Bob Peterson, David Reynolds
 In America - Jim Sheridan, Naomi Sheridan, Kirsten Sheridan
 2004 (77th) Eternal Sunshine of the Spotless Mind - Charlie Kaufman; Story by Charlie Kaufman, Michel Gondry, Pierre Bismuth The Aviator - John Logan
 Hotel Rwanda - Keir Pearson, Terry George
 The Incredibles - Brad Bird
 Vera Drake - Mike Leigh
 2005 (78th) Crash - Paul Haggis, Bobby Moresco Good Night, and Good Luck. - George Clooney, Grant Heslov
 Match Point - Woody Allen
 The Squid and the Whale - Noah Baumbach
 Syriana - Stephen Gaghan
 2006 (79th) Little Miss Sunshine - Michael Arndt Babel - Guillermo Arriaga
 Letters from Iwo Jima - Screenplay by Iris Yamashita; Story by Iris Yamashita and Paul Haggis
 Pan's Labyrinth - Guillermo del Toro
 The Queen - Peter Morgan
 2007 (80th) Juno - Diablo Cody Lars and the Real Girl - Nancy Oliver
 Michael Clayton - Tony Gilroy
 Ratatouille - Brad Bird
 The Savages - Tamara Jenkins
 2008 (81st) Milk - Dustin Lance Black Frozen River – Courtney Hunt
 Happy-Go-Lucky – Mike Leigh
 In Bruges – Martin McDonagh
 WALL-E – Andrew Stanton, Jim Reardon and Pete Docter
 2009 (82nd) The Hurt Locker – Mark Boal' Inglourious Basterds – Quentin Tarantino
 The Messenger – Alessandro Camon and Oren Moverman
 A Serious Man – Joel & Ethan Coen
 Up'' – Bob Peterson, Pete Docter (screenplay and story) and Tom McCarthy (story)

2010-an

2020-an

Pemenang ganda dan nominasi

Pemenang Ganda

Nominasi Ganda

Usia Superlatif

Diversity of nominees/winners

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 Academy Awards

Academy Awards