Novels
The Last Yggdrasill, 1982
Eridahn, 1983
The Vizier's Second Daughter, 1985
Starfinder, 1980
La Quete de la Sainte Grille (published in France only), 1975
Collections
The Worlds of Robert F. Young, 1965
A Glass of Stars, 1968
Starfinder, 1980
Memories of the Future (eBook collection), 2001
Short Fiction
"Abyss of Tartarus," If, Oct. 1971
"Added Inducement," Fantasy & Science Fiction, Mar. 1957
"Beneath the Painted Ocean," F&SF Mar. 1980
"Boy Meets Dyevitza," Amazing, Oct. 1962
"Chrome Pastures," If, Apr. 1956
"Clay Suburb," Amazing, Nov. 1975
"The Construction Company," F&SF, Jul. 1980
"The Courts of Jamshyd," Infinity Science Fiction, Sep. 1957
"The Dandelion Girl," The Saturday Evening Post, Apr. 1961
"Doll-Friend," Amazing, Jul. 1959
"A Drink of Darkness," Fantastic, Jul. 1962
"Emily and the Bards Sublime," F&SF, Jul. 1956
"Enter Ciely," F&SF, Jun. 1977
"Flotsam," Starfinder, 1980
"Flying Pan," F&SF, Nov. 1956
"The Fugitives," A Glass of Stars, 1968
"The Garden in the Forest," Astounding, Sep. 1953
"Ghosts," Worlds of If, Jan./Feb. 1973
"The Girl Who Made Time Stop," The Saturday Evening Post, Apr. 22, 1961
"Goddess in Granite," F&SF, Sep. 1957
"The Grown-Up People's Feet," Fantastic Universe, Jun. 1955
"The Haute Bourgeoisie," F&SF, Jan. 1980
"Hopsoil," F&SF, Jan. 1961
"In the Crypt," Starfinder, 1980
"Jetsam," Starfinder, 1980
"Jungle Doctor," Startling Stories, Fall 1955
"L'Arc De Jeanne," F&SF, Jan. 1966
"Little Dog Gone," Worlds of Tomorrow, Feb. 1964
"Little Red Schoolhouse," Galaxy, Mar. 1956
"The Man in the Moon," Cavalier, Feb. 1969
"Mine Eyes Have Seen the Glory," Amazing, Jul. 1963
"Neither Do They Reap," A Glass of Stars, 1968
"Nikita Eisenhower Jones," F&SF, Aug. 1960
"The Ogress," The Future is Now, edited by William F. Nolan, 1970
"On the River," Fantastic, Jan. 1965
"One Love Have I," If, Apr. 1955
"The Other Kids," Fantastic Universe, Mar. 1956
"A Pattern for Penelope," If, Oct. 1954
"Peeping Tommy," Galaxy, Aug. 1965
"Perchance to Dream," Fantastic, Feb. 1975
"Production Problem," F&SF, Jun. 1959
"Project Hi-Rise," F&SF, Nov. 1978
"Promised Planet," If, Dec. 1955
"The Pyramid Project," Amazing, Jun. 1964
"Robot Son," Fantastic Universe, Sep. 1959
"Romance in a Twenty-first Century Used-Car Lot," F&SF, Nov. 1960
"The Rose," Starfinder, 1980
"Santa Clause," F&SF, Jan. 1959
"Star Mother," Amazing, Jan. 1959
"The Stars Are Calling, Mr. Keats," Amazing, Jun. 1959
"Thirty Days Had September," F&SF, Oct. 1957
"To Fell a Tree," F&SF, Jul. 1959
"Victim of the Year," Fantastic, Aug. 1962
"When Time Was New," If, Dec. 1964
"Wish Upon a Star," Fantastic Universe, Dec. 1956
"Written in the Stars," Venture, Sep. 1957
"The Years," Galaxy, Sep. 1972
"Your Ghost Will Walk
," F&SF, Jul. 1957
"Yours, Guy," Shadows 4, edited by Charles L. Grant, 1981