The members of the Science Fictions Writers of America (SFWA) annualy award the Nebula for best SF/F novel published in the United States. SF and Fantasy novels published or newly translated into English and released in the United States or on the Internet during the previous calendar year are eligible. A novel is defined as a work of fiction that is 40,000 words or longer. The nominees and winners are chosen by members of SFWA; authors of nominated works and winners are not required to be members to be eligible. Authors who belong to SFWA nominate works for the aware; the the six works with the most nominations are places on the final ballot. SFWA members vote and the final results are presented at the Nebula Awards ceremony in May.
| Year | Author | Novel | |
|---|---|---|---|
| 1965 | Frank Herbert* | Dune | |
| 1965 | Clifford D. Simak | All Flesh is Grass | |
| 1965 | Theodore L. Thomas (Co-nomination) | The Clone | |
| 1965 | Kate Wilhelm (Co-nomination) | The Clone | |
| 1965 | Philip K. Dick | Dr. Bloodmoney, or How We Got Along After the Bomb | |
| 1965 | James White | The Escape Orbit | |
| 1965 | Thomas M. Disch | The Genocides | |
| 1965 | William S. Burroughs | Nova Express | |
| 1965 | Keith Laumer | A Plague of Demons | |
| 1965 | Avram Davidson | Rogue Dragon | |
| 1965 | G. C. Edmondson | The Ship That Sailed the Time Stream | |
| 1965 | Poul Anderson | The Star Fox | |
| 1965 | Philip K. Dick | The Three Stigmata of Palmer Eldritch | |
| 1966 | Samuel R. Delany (tie) | Babel-17 | |
| 1966 | Daniel Keyes (tie) | Flowers for Algernon | |
| 1966 | Robert A. Heinlein | The Moon Is a Harsh Mistress | |
| 1967 | Samuel R. Delany* | The Einstein Intersection | |
| 1967 | Piers Anthony | Chthon | |
| 1967 | Hayden Howard | The Eskimo Invasion | |
| 1967 | Roger Zelazny | Lord of Light | |
| 1967 | Robert Silverberg | Thorns | |
| 1968 | Alexei Panshin* | Rite of Passage | |
| 1968 | James Blish | Black Easter | |
| 1968 | Philip K. Dick | Do Androids Dream of Electric Sheep? | |
| 1968 | Robert Silverberg | The Masks of Time | |
| 1968 | R. A. Lafferty | Past Master | |
| 1968 | Joanna Russ | Picnic on Paradise | |
| 1968 | John Brunner | Stand on Zanzibar | |
| 1969 | Ursula K. Le Guin* | The Left Hand of Darkness | |
| 1969 | Norman Spinrad | Bug Jack Barron | |
| 1969 | Roger Zelazny | Isle of the Dead | |
| 1969 | John Brunner | The Jagged | |
| 1969 | Kurt Vonnegut | Slaughterhouse-Five | |
| 1969 | Robert Silverberg | Up the Line | |
| 1970 | Larry Niven* | Ringworld/td> | |
| 1970 | Joanna Russ | And Chaos Died | |
| 1970 | R. A. Lafferty | Fourth Mansions | |
| 1970 | David G. Compton | The Steel Crocodile | |
| 1970 | Robert Silverberg | Tower of Glass | |
| 1970 | Wilson Tucker | The Year of the Quiet Sun | |
| 1971 | Robert Silverberg* | A Time of Changes | |
| 1971 | Poul Anderson | The Byworlder | |
| 1971 | R. A. Lafferty | The Devil is Dead | |
| 1971 | T. J. Bass | Half Past Human | |
| 1971 | Ursula K. Le Guin | The Lathe of Heaven | |
| 1971 | Kate Wilhelm | Margaret and I | |
| 1972 | Isaac Asimov* | The Gods Themselves | |
| 1972 | Robert Silverberg | The Book of Skulls | |
| 1972 | Robert Silverberg | Dying Inside | |
| 1972 | Norman Spinrad | The Iron Dream | |
| 1972 | John Brunner | The Sheep Look Up | |
| 1972 | George Alec Effinger | What Entropy Means to Me | |
| 1972 | David Gerrold | When HARLIE Was One | |
| 1973 | Arthur C. Clarke* | Rendezvous with Rama | |
| 1973 | Thomas Pynchon | Gravity’s Rainbow | |
| 1973 | David Gerrold | The Man Who Folded Himself | |
| 1973 | Poul Anderson | The People of the Wind | |
| 1973 | Robert A. Heinlein | Time Enough for Love | |
| 1974 | Ursula K. Le Guin* | The Dispossessed | |
| 1974 | Thomas M. Disch | 334 | |
| 1974 | Philip K. Dick | Flow My Tears, the Policeman Said | |
| 1974 | T. J. Bass | The Godwhale | |
| 1975 | Joe Haldeman* | The Forever War | |
| 1975 | Arthur Byron Cover | Autumn Angels | |
| 1975 | Tanith Lee | The Birthgrave | |
| 1975 | Alfred Bester | The Computer Connection | |
| 1975 | Samuel R. Delany | Dhalgren | |
| 1975 | Roger Zelazny | Doorways in the Sand | |
| 1975 | Ian Watson | The Embedding | |
| 1975 | Vonda N. McIntyre | The Exile Waiting | |
| 1975 | Joanna Russ | The Female Man | |
| 1975 | Michael Bishop | A Funeral for the Eyes of Fire | |
| 1975 | Barry N. Malzberg | Guernica Night | |
| 1975 | Marion Zimmer Bradley | The Heritage of Hastur | |
| 1975 | Italo Calvino | Invisible Cities | |
| 1975 | Poul Anderson | A Midsummer Tempest | |
| 1975 | Katherine MacLean | The Missing Man | |
| 1975 | Larry Niven (Co-nomination) | The Mote in God’s Eye | |
| 1975 | Jerry Pournelle (Co-nomination) | The Mote in God’s Eye | |
| 1975 | E. L. Doctorow | Ragtime | |
| 1975 | Robert Silverberg | The Stochastic Man | |
| 1976 | Frederik Pohl* | Man Plus | |
| 1976 | Larry Niven (Co-nomination) | Inferno | |
| 1976 | Jerry Pournelle (Co-nomination) | Inferno | |
| 1976 | Marta Randall | Islands | |
| 1976 | Robert Silverberg | Shadrach in the Furnace | |
| 1976 | Samuel R. Delany | Triton | |
| 1976 | Kate Wilhelm | Where Late the Sweet Birds Sang | |
| 1977 | Frederik Pohl* | Gateway | |
| 1977 | Terry Carr | Cirque | |
| 1977 | Gregory Benford | In the Ocean of Night | |
| 1977 | David Gerrold | Moonstar Odyssey | |
| 1977 | Richard A. Lupoff | Sword of Demon | |
| 1978 | Vonda N. McIntyre* | Dreamsnake | |
| 1978 | C. J. Cherryh | The Faded Sun: Kesrith | |
| 1978 | Gore Vidal | Kalki | |
| 1978 | Gardner Dozois | Strangers | |
| 1979 | Arthur C. Clarke* | The Fountains of Paradise | |
| 1979 | Tom Reamy | Blind Voices | |
| 1979 | Frederik Pohl | Jem | |
| 1979 | Kate Wilhelm | Juniper Time | |
| 1979 | Thomas M. Disch | On Wings of Song | |
| 1979 | Richard Cowper | The Road to Corlay | |
| 1979 | John Varley | Titan | |
| 1980 | Gregory Benford* | Timescape | |
| 1980 | Frederik Pohl | Beyond the Blue Event Horizon | |
| 1980 | Walter Tevis | Mockingbird | |
| 1980 | Robert Stallman | The Orphan | |
| 1980 | Gene Wolfe | The Shadow of the Torturer | |
| 1981 | Gene Wolfe* | The Claw of the Conciliator | |
| 1981 | John Crowley | Little, Big | |
| 1981 | Julian May | The Many-Colored Land | |
| 1981 | A. A. Attanasio | Radix | |
| 1981 | Russell Hoban | Riddley Walker | |
| 1981 | Suzy McKee Charnas | The Vampire Tapestry | |
| 1982 | Michael Bishop* | No Enemy But Time | |
| 1982 | Isaac Asimov | Foundation’s Edge | |
| 1982 | Robert A. Heinlein | Friday | |
| 1982 | Brian Aldiss | Helliconia Spring | |
| 1982 | Gene Wolfe | The Sword of the Lictor | |
| 1982 | Philip K. Dick | The Transmigration of Timothy Archer | |
| 1983 | David Brin* | Startide Rising | |
| 1983 | Gregory Benford | Against Infinity | |
| 1983 | Gene Wolfe | The Citadel of the Autarch | |
| 1983 | Jack Vance | Lyonesse | |
| 1983 | R. A. MacAvoy | Tea with the Black Dragon | |
| 1983 | Norman Spinrad | The Void Captain’s Tale | |
| 1984 | William Gibson* | Neuromancer | |
| 1984 | Lewis Shiner | Frontera | |
| 1984 | Larry Niven | The Integral Trees | |
| 1984 | Robert A. Heinlein | Job: A Comedy of Justice | |
| 1984 | Jack Dann | The Man Who Melted | |
| 1984 | Kim Stanley Robinson | The Wild Shore | |
| 1985 | Orson Scott Card* | Ender’s Game | |
| 1985 | Greg Bear | Blood Music | |
| 1985 | Tim Powers | Dinner at Deviant’s Palace | |
| 1985 | Brian Aldiss | Helliconia Winter | |
| 1985 | David Brin | The Postman | |
| 1985 | Barry N. Malzberg | The Remaking of Sigmund Freud | |
| 1985 | Bruce Sterling | Schismatrix | |
| 1986 | Orson Scott Card* | Speaker for the Dead | |
| 1986 | William Gibson | Count Zero | |
| 1986 | Gene Wolfe | Free Live Free | |
| 1986 | Margaret Atwood | The Handmaid’s Tale | |
| 1986 | Leigh Kennedy | The Journal of Nicholas the American | |
| 1986 | James K. Morrow | This is the Way the World Ends | |
| 1987 | Pat Murphy* | The Falling Woman | |
| 1987 | Greg Bear | The Forge of God | |
| 1987 | Gene Wolfe | Soldier of the Mist | |
| 1987 | David Brin | The Uplift War | |
| 1987 | Avram Davidson | Vergil in Averno | |
| 1987 | George Alec Effinger | When Gravity Fails | |
| 1988 | Lois McMaster Bujold* | Falling Free | |
| 1988 | Lewis Shiner | Deserted Cities of the Heart | |
| 1988 | George Turner | Drowning Towers | |
| 1988 | Gregory Benford | Great Sky River | |
| 1988 | William Gibson | Mona Lisa Overdrive | |
| 1988 | Orson Scott Card | Red Prophet | |
| 1988 | Gene Wolfe | The Urth of the New Sun | |
| 1989 | Elizabeth Ann Scarborough* | The Healer’s War | |
| 1989 | Poul Anderson | The Boat of a Million Years | |
| 1989 | Orson Scott Card | Prentice Alvin | |
| 1989 | John Kessel | Good News From Outer Space | |
| 1989 | Mike Resnick | Ivory: A Legend of Past and Future | |
| 1989 | Jane Yolen | Sister Light, Sister Dark | |
| 1990 | Ursula K. Le Guin* | Tehanu: The Last Book of Earthsea | |
| 1990 | Valerie Martin | Mary Reilly | |
| 1990 | James K. Morrow | Only Begotten Daughter | |
| 1990 | Dan Simmons | The Fall of Hyperion | |
| 1990 | John E. Stith | Redshift Rendezvous | |
| 1990 | Jane Yolen | White Jenna | |
| 1991 | Michael Swanwick* | Stations of the Tide | |
| 1991 | John Barnes | Orbital Resonance | |
| 1991 | Lois McMaster Bujold | Barrayar | |
| 1991 | Emma Bull | Bone Dance | |
| 1991 | Pat Cadigan | Synners | |
| 1991 | Bruce Sterling (Co-nomination) | The Difference Engine | |
| 1991 | William Gibson (Co-nomination) | The Difference Engine | |
| 1992 | Connie Willis* | Doomsday Book | |
| 1992 | John Barnes | A Million Open Doors | |
| 1992 | Karen Joy Fowler | Sarah Canary | |
| 1992 | Maureen F. McHugh | China Mountain Zhang | |
| 1992 | Vernor Vinge | A Fire Upon the Deep | |
| 1992 | Jane Yolen | Briar Rose | |
| 1993 | Kim Stanley Robinson* | Red Mars | |
| 1993 | Kevin J. Anderson (Co-nomination) | Assemblers of Infinity | |
| 1993 | Doug Beason (Co-nomination) | Assemblers of Infinity | |
| 1993 | Algis Budrys | Hard Landing | |
| 1993 | Nancy Kress | Beggars in Spain | |
| 1993 | Gene Wolfe | Nightside the Long Sun | |
| 1994 | Greg Bear* | Moving Mars | |
| 1994 | Octavia E. Butler | Parable of the Sower | |
| 1994 | Jonathan Lethem | Gun, with Occasional Music | |
| 1994 | James K. Morrow | Towing Jehovah | |
| 1994 | Rachel Pollack | Temporary Agency | |
| 1994 | Kim Stanley Robinson | Green Mars | |
| 1994 | Roger Zelazny | A Night in the Lonesome October | |
| 1995 | Robert J. Sawyer* | The Terminal Experiment | |
| 1995 | John Barnes | Mother of Storms | |
| 1995 | Nancy Kress | Beggars and Choosers | |
| 1995 | Paul Park | Celestis | |
| 1995 | Walter Jon Williams | Metropolitan | |
| 1995 | Gene Wolfe | Calde of the Long Sun | |
| 1996 | Nicola Griffith* | Slow River | |
| 1996 | Nina Kiriki Hoffman | The Silent Strength of Stones | |
| 1996 | Patricia A. McKillip | Winter Rose | |
| 1996 | Tim Powers | Expiration Date | |
| 1996 | Robert J. Sawyer | Starplex | |
| 1996 | Neal Stephenson | The Diamond Age | |
| 1997 | Vonda N. McIntyre* | The Moon and the Sun | |
| 1997 | Lois McMaster Bujold | Memory | |
| 1997 | Kate Elliott | King’s Dragon | |
| 1997 | George R. R. Martin | A Game of Thrones | |
| 1997 | Jack McDevitt | Ancient Shores | |
| 1997 | Walter Jon Williams | City on Fire | |
| 1997 | Connie Willis | Bellwether | |
| 1998 | Joe Haldeman* | Forever Peace | |
| 1998 | Catherine Asaro | The Last Hawk | |
| 1998 | Jack McDevitt | Moonfall | |
| 1998 | Harry Turtledove | How Few Remain | |
| 1998 | Martha Wells | Death of the Necromancer | |
| 1998 | Connie Willis | To Say Nothing of the Dog | |
| 1999 | Octavia E. Butler* | Parable of the Talents | |
| 1999 | Ken MacLeod | The Cassini Division | |
| 1999 | George R. R. Martin | A Clash of Kings | |
| 1999 | Maureen F. McHugh | Mission Child | |
| 1999 | Sean Stewart | Mockingbird | |
| 1999 | Vernor Vinge | A Deepness in the Sky | |
| 2000 | Greg Bear* | Darwin’s Radio | |
| 2000 | Lois McMaster Bujold | A Civil Campaign | |
| 2000 | Kathleen Ann Goonan | Crescent City Rhapsody | |
| 2000 | Nalo Hopkinson | Midnight Robber | |
| 2000 | Jack McDevitt | Infinity Beach | |
| 2000 | Charles de Lint | Forests of the Heart | |
| 2001 | Catherine Asaro* | The Quantum Rose | |
| 2001 | Jeffrey Carver | Eternity’s End | |
| 2001 | Geoffrey A. Landis | Mars Crossing | |
| 2001 | George R. R. Martin | A Storm of Swords | |
| 2001 | Wil McCarthy | The Collapsium | |
| 2001 | Patricia A. McKillip | The Tower at Stony Wood | |
| 2001 | Tim Powers | Declare | |
| 2001 | Connie Willis | Passage | |
| 2002 | Neil Gaiman* | American Gods | |
| 2002 | Kelley Eskridge | Solitaire | |
| 2002 | Ursula K. Le Guin | The Other Wind | |
| 2002 | Robert A. Metzger | Picoverse | |
| 2002 | China Miéville | Perdido Street Station | |
| 2002 | Michael Swanwick | Bones of the Earth | |
| 2003 | Elizabeth Moon* | The Speed of Dark | |
| 2003 | Lois McMaster Bujold | Diplomatic Immunity | |
| 2003 | Carol Emshwiller | The Mount | |
| 2003 | Kathleen Ann Goonan | Light Music | |
| 2003 | Nalo Hopkinson | The Salt Roads | |
| 2003 | Jack McDevitt | Chindi | |
| 2004 | Lois McMaster Bujold* | Paladin of Souls | |
| 2004 | Cory Doctorow | Down and Out in the Magic Kingdom | |
| 2004 | Jack McDevitt | Omega | |
| 2004 | David Mitchell | Cloud Atlas | |
| 2004 | Sean Stewart | Perfect Circle | |
| 2004 | Gene Wolfe | The Knight | |
| 2005 | Joe Haldeman* | Camouflage | |
| 2005 | Susanna Clarke | Jonathan Strange & Mr Norrell | |
| 2005 | Jack McDevitt | Polaris | |
| 2005 | Terry Pratchett | Going Postal | |
| 2005 | Geoff Ryman | Air | |
| 2005 | John C. Wright | Orphans of Chaos | |
| 2006 | Jack McDevitt* | Seeker | |
| 2006 | Ellen Kushner | The Privilege of the Sword | |
| 2006 | Jeffrey Ford | The Girl in the Glass | |
| 2006 | Jo Walton | Farthing | |
| 2006 | Richard Bowes | From the Files of the Time Rangers | |
| 2006 | Wil McCarthy | To Crush the Moon | |
| 2007 | Michael Chabon* | The Yiddish Policemen’s Union | |
| 2007 | Jack McDevitt | Odyssey | |
| 2007 | Joe Haldeman | The Accidental Time Machine | |
| 2007 | Nalo Hopkinson | The New Moon’s Arms | |
| 2007 | Tobias S. Buckell | Ragamuffin | |
| 2008 | Ursula K. Le Guin* | Powers | |
| 2008 | Cory Doctorow | Little Brother | |
| 2008 | Jack McDevitt | Cauldron | |
| 2008 | Ian McDonald | Brasyl | |
| 2008 | Terry Pratchett | Making Money | |
| 2008 | David J. Schwartz | Superpowers | |
| 2009 | Paolo Bacigalupi* | The Windup Girl | |
| 2009 | Christopher Barzak | The Love We Share Without Knowing | |
| 2009 | Laura Anne Gilman | Flesh and Fire | |
| 2009 | China Miéville | The City & the City | |
| 2009 | Cherie Priest | Boneshaker | |
| 2009 | Jeff VanderMeer | Finch | |
| 2010 | Connie Willis* | Blackout and All Clear | |
| 2010 | M. K. Hobson | The Native Star | |
| 2010 | N. K. Jemisin | The Hundred Thousand Kingdoms | |
| 2010 | Mary Robinette Kowal | Shades of Milk and Honey | |
| 2010 | Jack McDevitt | Echo | |
| 2010 | Nnedi Okorafor | Who Fears Death | |
| 2011 | Jo Walton* | Among Others | |
| 2011 | Jack McDevitt | Firebird | |
| 2011 | China Miéville | Embassytown | |
| 2011 | Kameron Hurley | God’s War | |
| 2011 | Genevieve Valentine | Mechanique: a Tale of the Circus Tresaulti | |
| 2011 | N. K. Jemisin | The Kingdom of Gods | |
| 2012 | Kim Stanley Robinson* | 2312 | |
| 2012 | Saladin Ahmed | Throne of the Crescent Moon | |
| 2012 | Tina Connolly | Ironskin | |
| 2012 | N. K. Jemisin | The Killing Moon | |
| 2012 | Caitlín R. Kiernan | The Drowning Girl | |
| 2012 | Mary Robinette Kowal | Glamour in Glass |