
1985 is a sequel to George Orwell's novel Nineteen Eighty-Four.

The Bones of Zora is a science fiction novel by American writers L. Sprague de Camp and Catherine Crook de Camp, the ninth book of the former's Viagens Interplanetarias series and the seventh of its subseries of stories set on the fictional planet Krishna. Chronologically it is the sixth Krishna novel. It was first published in hardcover by Phantasia Press in 1983, and in paperback by Ace Books in August, 1984 as part of the standard edition of the Krishna novels. An E-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form. The novel has also been translated into German.

The Citadel of the Autarch is a science fantasy novel by American writer Gene Wolfe, first released in 1983. It is the fourth and final volume in the four-volume series The Book of the New Sun.

Code of the Lifemaker is a 1983 novel by British science fiction author James P. Hogan. NASA's Advanced Automation for Space Missions was the direct inspiration for this novel detailing first contact between Earth explorers and the Taloids, clanking replicators who have colonized Saturn's moon Titan.

Coming out of the Shadow is a science fiction novel by Polish writer Janusz A. Zajdel. Critics variously translated the title as Out of the Shadow, Leaving the Shadow, etc.

The Crucible of Time is a fix-up science fiction novel by John Brunner. It was first published in 1983.

The Dragon Waiting: A Masque of History is a 1983 fantasy novel by John M. Ford. It won the 1984 World Fantasy Award for Best Novel.

Fire in the Abyss is a science fiction novel by Stuart Gordon, pen name of Richard Gordon, (1983), having as its main character the Elizabethan adventurer Humphrey Gilbert, an actual historical figure, as a time traveler.

For Love of Mother-Not is a science fiction novel by American writer Alan Dean Foster, first published in 1983. The book is chronologically the first in the Pip and Flinx series, though it was written fourth, as a prequel to help flesh out Flinx’s early history.

Forty Thousand in Gehenna, alternately 40,000 in Gehenna, is a 1983 science fiction novel by American writer C. J. Cherryh. It is set in her Alliance-Union universe between 2354 and 2658, and is one of the few works in that universe to portray the Union side; other exceptions include Cyteen (1988) and Regenesis (2009).

Gods of Riverworld (1983) is a science fiction novel by American writer Philip José Farmer, the fifth and last in the series of Riverworld books. It was reprinted in 1998 by Del Rey under the title The Gods of Riverworld.

The Last Children of Schewenborn is a 1983 novel by Gudrun Pausewang, depicting life in rural Germany in the aftermath of a nuclear war.

The Lazarus Effect (1983) is the third science fiction novel set in the Destination: Void universe by the American author Frank Herbert and poet Bill Ransom. It takes place some time after the events in The Jesus Incident (1979).

Long Voyage Back was written by George Cockcroft under the pen name of Luke Rhinehart. It was published in 1983, at the height of the Cold War, and it shows that influence. The author sides with the nuclear disarmament side of the debate and the only character in the book with vociferous views on the subject, the daughter of the lead character, probably represents his own views. It also reflects his love of sailing.

Medusa: A Tiger by the Tail is a science fiction novel by American writer Jack L. Chalker, the fourth book in the Four Lords of the Diamond series. First published as a paperback in 1983. It concludes the saga started in Lilith: A Snake in the Grass, Cerberus: A Wolf in the Fold and Charon: A Dragon at the Gate.

Millennium is a 1983 science fiction novel by John Varley. Varley later turned this novel into the script for the 1989 film Millennium, both of which are based on Varley's short story "Air Raid", which was published in 1977.

Monkey Shines is a 1983 British psychological horror novel by Michael Stewart. Its plot follows a quadriplegic man whose service animal, a capuchin monkey named Ella, grows increasingly violent. It was adapted into a feature film of the same name in 1988 by director George A. Romero.

Moreta: Dragonlady of Pern is a science fiction novel by the American-Irish author Anne McCaffrey. It was the seventh book published in the Dragonriders of Pern series.

New Found Land is a young adult alternate history novel by John Christopher, the second in his Fireball series. It was first published in 1983.

The Rainbow Cadenza is a science fiction novel by J. Neil Schulman which won the 1984 Prometheus Award for libertarian science fiction.

A Rebel in Time is a 1983 science fiction novel by Harry Harrison.

Refugee is a novel by Piers Anthony published in 1983.

Return of the Jedi is a science-fiction novel, written by James Kahn and published on May 12, 1983 by Del Rey. It is based on the script of the film of the same name. According to Publishers Weekly, it was the bestselling novel of that year.

(Documents Relating to) The Sentimental Agents in the Volyen Empire is a 1983 science fiction novel by Doris Lessing. It is the fifth book in her five-book Canopus in Argos series and comprises a set of documents that describe the final days of the Volyen Empire, located at the edge of our galaxy and under the influence of three other galactic empires, the benevolent Canopus, the tyrannical Sirius, and the malicious Shammat of Puttiora. It was first published in the United States in March 1983 by Alfred A. Knopf, and in the United Kingdom in May 1983 by Jonathan Cape.

Startide Rising is a 1983 science fiction novel by American writer David Brin, the second book of six set in his Uplift Universe. It earned both Hugo and Nebula Awards for Best Novel. It was revised by the author in 1993 to correct errors and omissions from the original edition.

Subspace Encounter is a 1983 science fiction novel by American writer E. E. Smith, a posthumously published sequel to his Subspace Explorers.

Tik-Tok is a 1983 science fiction novel by John Sladek. It received a 1983 British Science Fiction Association Award.

Triangle is a Star Trek: The Original Series novel written by Sondra Marshak and Myrna Culbreath.

Trinity's Child is a 1983 novel by William Prochnau. The book depicts a nuclear war waged between the United States of America and the Soviet Union. During the waning years of the Cold War, the United States has engaged in a massive military buildup, hoping to press the economy of the Soviet Union to breaking point and so force them into political compromise.

An Unusual Angle (1983) was the debut novel by Australian science fiction writer Greg Egan by Norstrilia Press. It concerns a high school boy who makes movies inside his head using a bio-mechanical camera, one that he has grown. He is also able to send out other "viewpoints", controlled with his "psi" powers, of which he has more power than anyone else he's ever met. Most of the book concerns the boy trying to get his films out of his head, but no brain surgeon will believe him.

Wall Around a Star is a science fiction novel by American writers Frederik Pohl and Jack Williamson, the second book of the Saga of Cuckoo series, following Farthest Star. The book was published by Del Rey Books on January 12, 1983, with cover art by David Mattingly.

The Worthing Chronicle (1983) is a science fiction novel by American writer Orson Scott Card, part of The Worthing series. This book by itself is out of print having been published along with nine short stories in the collection The Worthing Saga (1990).

The Zen Gun is the eleventh science fiction novel by Barrington J. Bayley.