This is a list of the works that have won both the Hugo Award and the Nebula Award, given annually to works of science fiction literature. The Hugo Awards are voted on by science-fiction fans at the World Science Fiction Convention (Worldcon); the Nebula Awards—given by the Science Fiction and Fantasy Writers of America (SFWA)—began in 1966, making that the first year joint winners were possible.
The categories are defined by number of words, as follows:
Novel: >39,999 words
Novella: 17,500 - 39,999 words
Novelette: 7,500 - 17,499 words
Short story: <7,500 words
1966/1965 Novel: Dune by Frank Herbert [1] [2]
1970/1969 Novel: The Left Hand of Darkness by Ursula K. Le Guin [3] [4]
1971/1970 Novel: Ringworld by Larry Niven [5] [6]
1973/1972 Novel: The Gods Themselves by Isaac Asimov [7] [8]
1974/1973 Novel: Rendezvous with Rama by Arthur C. Clarke [9] [10]
1975/1974 Novel: The Dispossessed by Ursula K. Le Guin [11] [12]
1976/1975 Novel: The Forever War by Joe Haldeman [13] [14]
1978/1977 Novel: Gateway by Frederik Pohl [15] [16]
1979/1978 Novel: Dreamsnake by Vonda McIntyre [17] [18]
1980/1979 Novel: The Fountains of Paradise by Arthur C. Clarke [19] [20]
1984/1983 Novel: Startide Rising by David Brin [21] [22]
1985/1984 Novel: Neuromancer by William Gibson [23] [24]
1986/1985 Novel: Ender's Game by Orson Scott Card [25] [26]
1987/1986 Novel: Speaker for the Dead by Orson Scott Card [27] [28]
1993/1992 Novel: Doomsday Book by Connie Willis [29] [30]
1998 Novel: Forever Peace by Joe Haldeman [31]
2002 Novel: American Gods by Neil Gaiman [32]
2004 Novel: Paladin of Souls by Lois McMaster Bujold [33]
2008/2007 Novel: The Yiddish Policemen's Union by Michael Chabon [34] [35]
2010/2009 Novel: The Windup Girl by Paolo Bacigalupi [36] [37]
2011/2010 Novel: Blackout/All Clear by Connie Willis [38][39]
2012/2011 Novel: Among Others by Jo Walton [40][41]
2014/2013 Novel: Ancillary Justice by Ann Leckie [42] [43]
1971/1970 Novella: Ill Met in Lankhmar by Fritz Leiber
1976/1975 Novella: Home Is the Hangman by Roger Zelazny
1977/1976 Novella: Houston, Houston, Do You Read? by James Tiptree, Jr.
1978/1977 Novella: Stardance by Spider and Jeanne Robinson
1979/1978 Novella: The Persistence of Vision by John Varley
1980/1979 Novella: Enemy Mine by Barry B. Longyear
1982/1981 Novella: The Saturn Game by Poul Anderson
1985/1984 Novella: PRESS ENTER by John Varley
1989/1988 Novella: The Last of the Winnebagos by Connie Willis
1990/1989 Novella: The Mountains of Mourning by Lois McMaster Bujold
1991/1990 Novella: The Hemingway Hoax by Joe Haldeman
1992/1991 Novella: Beggars in Spain by Nancy Kress
1995/1994 Novella: Seven Views of Olduvai Gorge by Mike Resnick
2001 Novella: The Ultimate Earth by Jack Williamson
2003 Novella: Coraline by Neil Gaiman
2012 Novella: The Man Who Bridged the Mist by Kij Johnson
2016 Novella: Binti by Nnedi Okorafor
1968/1967 Novelette: Gonna Roll the Bones by Fritz Leiber
1973/1972 Novelette: Goat Song by Poul Anderson
1977/1976 Novelette: The Bicentennial Man by Isaac Asimov
1980/1979 Novelette: Sandkings by George R. R. Martin
1983/1982 Novelette: Fire Watch by Connie Willis
1984/1983 Novelette: Blood Music by Greg Bear
1985/1984 Novelette: Bloodchild by Octavia E. Butler
1989/1988 Novelette: Schrödinger's Kitten by George Alec Effinger
1994/1993 Novelette: Georgia On My Mind by Charles Sheffield
1996/1995 Novelette: The Martian Child by David Gerrold
2002 Novelette: Hell Is the Absence of God by Ted Chiang
2005 Novelette: The Faery Handbag by Kelly Link
2006 Novelette: Two Hearts by Peter S. Beagle
2008 Novelette: The Merchant and the Alchemist's Gate by Ted Chiang
1966/1965 Short Fiction/Short Story: "Repent, Harlequin!" Said the Ticktockman by Harlan Ellison
1976/1975 Short Story: Catch that Zeppelin! by Fritz Leiber
1978/1977 Short Story: Jeffty Is Five by Harlan Ellison
1981/1980 Short Story: Grotto of the Dancing Deer by Clifford D. Simak
1987/1986 Short Story: Tangents by Greg Bear
1991/1990 Short Story: Bears Discover Fire by Terry Bisson
1993/1992 Short Story: Even the Queen by Connie Willis
2012/2012 Short story: The Paper Menagerie by Ken Liu
1974 Dramatic Presentation/Script: Sleeper by Woody Allen
1975 Dramatic Presentation/Script: Young Frankenstein, written by Mel Brooks and Gene Wilder, directed by Brooks
2000 Dramatic Presentation/Script: Galaxy Quest by David Howard and Robert Gordon
2001 Dramatic Presentation/Script: Crouching Tiger, Hidden Dragon by James Schamus, Kuo Jung Tsai and Hui-Ling Wang
2002 Dramatic Presentation/Script: The Lord of the Rings: The Fellowship of the Ring, written and directed by Peter Jackson
2003 Dramatic Presentation, Long Form/Script: The Lord of the Rings: The Two Towers, written and directed by Peter Jackson
2004 Dramatic Presentation, Long Form/Script: The Lord of the Rings: The Return of the King, written and directed by Peter Jackson
2006/2005 Dramatic Presentation, Long Form/Script: Serenity, written and directed by Joss Whedon
2007 Dramatic Presentation, Long Form/Script: Pan's Labyrinth, written and directed by Guillermo del Toro
2009/2008 Dramatic Presentation, Long Form/Script: WALL-E, written by Andrew Stanton and Jim Reardon, directed by Stanton, story by Stanton and Pete Docter
1967/1966 Novelette/Novella: The Last Castle by Jack Vance
1972/1971 Novella/Novelette: The Queen of Air and Darkness by Poul Anderson
1970/1969 Short Story/Novelette: Time Considered as a Helix of Semi-Precious Stones by Samuel R. Delany
1971/1970 Short Story/Novelette: Slow Sculpture by Theodore Sturgeon
In 1960, Daniel Keyes won a Hugo for his short story Flowers for Algernon; he then expanded it into a novel, which was awarded the Nebula for Best Novel in 1966.