- Gladden, Washington, D.D. (1836-1918) (stories)
- See www.sf-encyclopedia.com/entry/gladden_washington
- Gladney, Graves (1907-1976) (stories) (art) (assoc.)
- See pulpartists.com/Gladney.html
- Gladstone, Catherine [née Glynne] (1812-1900) (stories) (assoc.)
- See en.wikipedia.org/wiki/Catherine_Gladstone
- Gladstone, Helen (1849-1925) (stories) (assoc.)
- See www.thepeerage.com/p22032.htm#i220318
- Gladstone, Henry Neville (, 1st Baron Gladstone of Hawarden) (1852-1935) (stories) (assoc.)
- See en.wikipedia.org/wiki/Henry_Gladstone,_1st_Baron_Gladstone_of_Hawarden
- Gladstone, Herbert (John, 1st Viscount Gladstone) (1854-1930) (stories) (assoc.)
- See en.wikipedia.org/wiki/Herbert_Gladstone,_1st_Viscount_Gladstone
- Gladstone, (Catherine) Jessy (1845-1850) (stories) (assoc.)
- See www.thepeerage.com/p22032.htm#i220316
- Gladstone, Mary (1847-1927) (stories)
- See en.wikipedia.org/wiki/Mary_Gladstone
- Gladstone, Max (Walker) (1984- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Max_Gladstone
- Gladstone, Stephen Edward (1844-1920) (stories) (assoc.)
- See www.thepeerage.com/p20813.htm#i208124
- Gladstone, William E(wart) (1809-1898) (stories) (assoc.)
- See en.wikipedia.org/wiki/William_Ewart_Gladstone
- Gladstone, William Henry (1840-1891) (stories) (assoc.)
- See en.wikipedia.org/wiki/William_Henry_Gladstone
- Gladwin, Henry ({c}1729-1791) (stories) (assoc.)
- See en.wikipedia.org/wiki/Henry_Gladwin
- Gladwish, Roderick (fl. 1990s-2010s) (stories) (art)
- See homepage.ntlworld.com/roderick.gladwish
- Glaenzer, Richard Butler (1876-1937) (stories)
- Poet, author, editor. Born in Paris, France; died in New York City.
- Glakas, Gavin (fl. 2010s) (art)
- See www.gavinglakas.com
- Glancy, Adam Scott (fl. 1990s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Adam_Scott_Glancy
- Glansman, Louis S. (1922- ) (art)
- See www.louisglanzman.com/bio.html
- Glanville, Ernest (1855-1925) (stories)
- See www.sf-encyclopedia.com/entry/glanville_ernest
- Glanzman, Lou [i.e., Louis S. Glanzman] (1922- ) (art)
- Born in Baltimore, Maryland.
- Glasby, J(ohn) S(tephen) (1928-2011) (stories)
- See www.sf-encyclopedia.com/entry/glasby_john_s
- Glaser, Alice (1929-1970) (stories)
- See www.sf-encyclopedia.com/entry/glaser_alice
- Glaser, Brian (fl. 2010s) (stories)
- See www.chapman.edu/our-faculty/brian-glaser
- Glaser, Dale W. (fl. 2010s) (stories)
- See dalewglaser.wordpress.com
- Glaser, Donna White (fl. 2010s) (stories) (assoc.)
- See donnawhiteglaser.jigsy.com
- Glaskin, G(erald) M(arcus) (1923-2000) (stories)
- See www.sf-encyclopedia.com/entry/glaskin_g_m
- Glass, Carter (1858-1946) (stories)
- See en.wikipedia.org/wiki/Carter_Glass
- Glass, Cate; pseudonym of Carol Berg (1948- ) (stories) (assoc.)
- See www.categlass.com
- Glass, Daevid (fl. 2010s) (stories)
- See daevidglass.com
- Glass, Dudley (1877-1943) (stories)
- Journalist; columnist on the Atlanta Constitution. Died in Atlanta, Georgia.
- Glass, F(rederick) R(alph) (1879-1937) (art)
- See pulpartists.com/Glass.html
- Glass, James C. (fl. 1990s-2010s) (stories)
- See www.sff.net/people/jglass
- Glass, Joanna McClelland (1936- ) (stories)
- See en.wikipedia.org/wiki/Joanna_Glass
- Glass, Leslie (1945- ) (stories)
- See en.wikipedia.org/wiki/Leslie_Glass
- Glassborow, Peter (fl. 2010s) (stories)
- See glassborow.weebly.com
- Glassco, Bruce (fl. 1990s-2000s) (stories)
- See boardgamegeek.com/boardgamedesigner/3440/bruce-glassco
- Glasser, Allen (1908-1971) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/glasser_allen
- Glasser, Leah Blatt (1951- ) (stories)
- See en.wikipedia.org/wiki/Leah_Blatt_Glasser
- Glassman, Shira (fl. 2010s) (stories)
- See shiraglassman.wordpress.com
- Glastonbury, Nicholas (fl. 2010s) (stories)
- See www.nglastonbury.com
- Gleason, Harold Willard (1895-1975) (stories)
- Not to be confused with musician/musicologist Harold Gleason (1892-?).
- Gleason, Jackie [i.e., John Herbert Jackie Gleason] (1916-1987) (stories)
- See en.wikipedia.org/wiki/Jackie_Gleason
- Gleason, (Ida) Riner (1883-1964) (stories) (assoc.)
- See wiki.wyomingauthors.org/w/page/12627009/Ida%20Riner%20Gleason
- Gleason, Robert (fl. 1980s-2010s) (stories) (assoc.)
- See www.robertgleasonbooks.com
- Gleichen, [Lord] (Albert) Edward (Wilfred) (1863-1937) (stories) (assoc.)
- See en.wikipedia.org/wiki/Lord_Edward_Gleichen
- Gleick, James (1954- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/James_Gleick
- Gleig, Charles (Henry Alfred) (1862-1945) (stories)
- See www.sf-encyclopedia.com/entry/gleig_charles
- Glen, Emilie (1906-1995) (stories)
- See www.poetspress.org/About_Emilie.html
- Glendinning, Richard (Edwin, Jr.) (1917-1988) (stories) (assoc.)
- Author, editor. Born in Elizabeth, New Jersey.
- Glenn, T(eel) J(ames) (fl. 1990s-2010s) (stories) (art)
- See theurbanswashbuckler.com
- Gless, Sharon (Marguerite) (1943- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sharon_Gless
- Glick, Carl (Cannon) (1890-1971) (stories)
- See www.lib.uiowa.edu/spec-coll/msc/tomsc650/msc611/glick2.html
- Glidden, Frederick D(illey) (1908-1975) (stories)
- Journalist, popular writer of westerns. Born in Kewanee, Illinois; died in Aspen, Colorado. Brother of Jonathan H. Glidden.
- Glidden, Jonathan H(urff) (1907-1957) (stories)
- Writer; died in Pojaque, New Mexico or Creed, Colorado. Brother of Frederick D. Glidden (i.e., Luke Short).
- Glimm, Adele (1937- ) (stories)
- See prabook.com/web/adele.glimm/219725
- Glinn, Burt (1925-2008) (stories) (art)
- See en.wikipedia.org/wiki/Burt_Glinn
- Glixman, Elizabeth P. (fl. 2010s) (stories)
- See elizabeth-inthemoment.blogspot.co.uk
- Gloag, John (Edwards) (1896-1981) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gloag_john
- Glock(-Cooper), Allison (fl. 2000s-2010s) (stories)
- See allisonglock.com
- Gloss, Molly (1944- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gloss_molly
- Glossop, Reginald (1880-1955) (stories)
- See www.sf-encyclopedia.com/entry/glossop_reginald
- Gloume, V(achel) V(ieuxpont) Swigferd (1889-1913) (stories) (assoc.)
- [fictional]
- Glover, Bertram (James) (1903-1964) (art)
- See pulpartists.com/Glover.html
- Glover, Richard Mark (fl. 2010s) (stories)
- See richardmarkglover.blogspot.co.uk
- Glowacki, Aleksander (1847-1912) (stories)
- See en.wikipedia.org/wiki/Boles%C5%82aw_Prus
- Gluck, Jay (1927-2000) (stories) (assoc.)
- See en.wikipedia.org/wiki/Jay_Gluck
- Gluck, Sinclair [born Jasper Sinclair Gluck] (1887-1956) (stories)
- Born in Buffalo, New York; educated in New York and London; lived for some years in England; died in Los Angeles. Attended Manlius Military Academy in New York, and graduated from the University of London. He was a WWI veteran and WWII veteran with the Coast Guard.
- Glut, Donald F(rank) (1944- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/glut_donald_f
- Glyer, Diana Pavlac (1956- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Diana_Pavlac_Glyer
- Glyer, Michael (1953- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Mike_Glyer
- Glyn, Elinor (née Sutherland) (1864-1943) (stories) (assoc.)
- Born in Jersey, Channel Islands; grew up in Canada; later entered English high society, then went to Hollywood and authorial stardom.
- Glynn, A(nthony) A(rthur) (1929- ) (stories)
- See www.sf-encyclopedia.com/entry/glynn_a_a
- Glynn, Alan (fl. 2000s-2010s) (stories)
- See www.sf-encyclopedia.com/entry/glynn_alan
- Glynne-Jones, William (1907-1977) (stories)
- See en.wikipedia.org/wiki/William_Glynne-Jones
- Gnidziejko, Alex (1943- ) (art)
- See www.alexgnidziejko.com
- Gnoli, Domenico (1933-1970) (art)
- See en.wikipedia.org/wiki/Domenico_Gnoli_(painter)
- Goble, (Lloyd) Neil (1933-1997) (stories)
- See www.sf-encyclopedia.com/entry/goble_neil
- Goble, Steve (fl. 2000s-2010s) (stories)
- See stevegoblefiction.wordpress.com
- Gochenour, Sharon J. (fl. 2010s) (stories)
- See highflyingpoultry.wordpress.com
- Godby, Ben (fl. 2010s) (stories)
- See www.bengodby.com
- Goddard, Anthea [i.e., Anthea Goddard Scholefield] ({c}1935- ) (stories)
- Born in Australia; former journalist and feature writer. Wife of novelist Alan Scholefield.
- Goddard, Charles (William) (1879-1951) (stories) (assoc.)
- Born in Portland, Maine; reporter, then on editorial staff of New York Sunday American, 1904-1918 and American Weekly from 1923; playwright and screenwriter.
- Goddard, Elizabeth (fl. 2010s) (stories)
- See bethgoddard.com
- Goddard, Gloria (1897-1978) (stories)
- Born in Philadelphia; poet, novelist, copywriter and publicist. Wife of Clement Wood.
- Goddard, Henry (1800-1883) (stories)
- Born in Southwark, London; joined the Bow Street Foot Patrol in 1824, became a Bow Street Runner in 1827; when the Runners were disbanded in 1839 he became an independent investigator, an early private eye; then became a chief constable in 1840; retired due to injuries in 1849 and became an usher, later a doorkeeper, in the House of Lords; died in London.
- Goddard, Jim (fl. 1970s-2000s) (stories) (assoc.)
- See www.solaris-books.co.uk/Ballard/Pages/Miscpages/aboutjg.htm
- Goddard, Lindsey Beth (fl. 2000s-2010s) (stories)
- See www.lindseybethgoddard.com
- Goddard, Norman (Molyneux) (1881-1917) (stories)
- All titles were published anonymously by Amalgamated Press and feature Sexton Blake.
- Goddard, Richard E(rnest) (1878-1962) (stories)
- Born in Hull, England; died in the U.S.
- Godfrey, Arthur (Morton) (1903-1983) (stories)
- See en.wikipedia.org/wiki/Arthur_Godfrey
- Godfrey, [Sir] Edmund Berry (1621-1678) (stories) (assoc.)
- See en.wikipedia.org/wiki/Edmund_Berry_Godfrey
- Godfrey, Hal; pseudonym of Charlotte OConor Eccles (1863-1911) (stories)
- See www.sf-encyclopedia.com/entry/godfrey_hal
- Godfrey, (William) Hollis (1874-1936) (stories)
- See www.sf-encyclopedia.com/entry/godfrey_hollis
- Godfrey, Mrs. Tom (1866-1938) (stories)
- Born Marguerite Norah M. Didier; married Thomas Henry Godfrey, a doctor, in 1894.
- Godim, Olga (fl. 2010s) (stories)
- See olgagodim.wordpress.com
- Godley, A(lfred) D(enis) (1856-1925) (stories)
- See en.wikipedia.org/wiki/A._D._Godley
- Godley, [Sir] Alexander (John) (1867-1957) (stories)
- See en.wikipedia.org/wiki/Alexander_Godley