- Gavaler, Chris (fl. 2000s-2010s) (stories)
- See thepatronsaintofsuperheroes.wordpress.com/about
- Gawne, Timothy J. (fl. 2010s) (stories)
- See www.goodreads.com/author/show/6654202.Timothy_J_Gawne
- Gawron, Jean Mark (1953- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gawron_jean_mark
- Gawsworth, John; pseudonym of T. I. Fytton Armstrong (1912-1970) (stories) (assoc.)
- See en.wikipedia.org/wiki/John_Gawsworth
- Gay, Anne (1952- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gay_anne
- Gaylord, Adam (fl. 2010s) (stories)
- See adamsapple2day.blogspot.co.uk
- Gaylord, Joshua (fl. 2010s) (stories)
- See www.joshuagaylord.com
- Gaylord, Myrtle Levy (1895-1960) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/04/myrtle-levy-gaylord-1895-1960.html
- Gear, Kathleen (Marie) ONeal (1954- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gear_kathleen_oneal
- Gear, W(illiam) Michael (1955- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gear_w_michael
- Geater, Charlotte (fl. 2010s) (stories)
- See www.seh.ox.ac.uk/about-college/charlotte-geater
- Geddes, Cindie ({c}1970- ) (stories)
- See cindiegeddes.com
- Gee, Henry (fl. 2000s-2010s) (stories)
- See www.sf-encyclopedia.com/entry/gee_henry
- Gee, Maggie (Mary) (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gee_maggie
- Geer, Charles (1922-2008) (stories)
- Born in Long Island, New York; lived in New Jersey.
- Gehrmann, Kristina (1989- ) (art)
- See gehrmann.portfoliobox.net
- Geier, Chester S. (1921-1991) (stories)
- See www.sf-encyclopedia.com/entry/geier_chester_s
- Geier, Earl (fl. 1980s-2000s) (stories) (art)
- See baldegografix.wix.com/baldegografix
- Geis, Richard E(rwin) (1927-2013) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/geis_richard_e
- Gellis, Roberta (Leah, née Jacobs) (1927-2016) (stories)
- Has degrees in medieval literature and biochemistry; living on Long Island.
- Gembala, Danielle (fl. 2010s) (stories)
- See www.librarything.com/profile/keigwyn
- Gemmell, David A(ndrew) (1948-2006) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gemmell_david_a
- Genesse, Paul (1973- ) (stories)
- See en.wikipedia.org/wiki/Paul_Genesse
- Gentle, Mary R(osalyn) (1956- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gentle_mary
- Gentry, David (fl. 2000s-2010s) (art)
- See www.sixshards.co.uk
- George, Peter (Bryan) (1924-1966) (stories)
- See www.sf-encyclopedia.com/entry/george_peter
- George, Stephen R(obert) (1959- ) (stories) (assoc.)
- Born in Scotland; living in Canada.
- Gerencer, Tom (fl. 1990s-2010s) (stories)
- See www.tomgerencer.com
- Gergen, John L. (fl. 1940s) (stories)
- See fancyclopedia.org/john-l-gergen
- Germain, Shanna (fl. 2000s-2010s) (stories) (assoc.)
- See www.shannagermain.com
- Germain, Sylvie (1954- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Sylvie_Germain
- Gernsback, Hugo (1884-1967) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gernsback_hugo
- Gerrand, Rob (1946- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Rob_Gerrand
- Gerrard, Paul (fl. 2010s) (stories) (assoc.)
- See www.gerrardart.com
- Gerrold, David; pseudonym of Jerrold David Friedman (1944- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gerrold_david
- Gery, R(eginald) V(ivian) (1889-1942) (stories)
- See www.theauxiliaries.com/men-alphabetical/men-g/gery-rv/gery-rv.html
- Gerzhedovich, Yaroslav (fl. 2010s) (art)
- See www.erartagalleries.com/artists/item/gerzhedovich-yaroslav.html
- Geston, Mark S(ymington) (1946- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/geston_mark_s
- Gevers, Nick (fl. 1990s-2010s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Nick_Gevers
- Geyer, Mark Edward (fl. 2000s-2010s) (art)
- See www.markedwardgeyer.com
- Ghe, Egle (fl. 2010s) (art)
- See www.inner-regions.darkfolio.com
- Gheusi, P(ierre)-B(arthélemy) (1865-1943) (stories)
- See tellersofweirdtales.blogspot.co.uk/2015/12/fb-ghensi-1865-1943.html
- Gholson, Christien (fl. 2000s-2010s) (stories)
- See en.wikipedia.org/wiki/Christien_Gholson
- Giambastiani, Kurt R(obert) A(chilles) (1958- ) (stories)
- See en.wikipedia.org/wiki/Kurt_R._A._Giambastiani
- Giannini, Victor (fl. 2000s-2010s) (art)
- See www.doomage.com
- Gibbon, Lewis Grassic; pseudonym of J. Leslie Mitchell (1901-1935) (stories) (assoc.)
- See en.wikipedia.org/wiki/Lewis_Grassic_Gibbon
- Gibbons, Dorothea; possibly a pseudonym of Stella Gibbons (1902-1989) (stories)
- See tellersofweirdtales.blogspot.co.uk/2016/05/dorothea-gibbons-1902-1989.html
- Gibbons, (Raphael) Floyd (Phillips) (1886-1939) (stories)
- See www.sf-encyclopedia.com/entry/gibbons_floyd
- Gibbons, Gavin (1922-1978) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gibbons_gavin
- Gibbons, Lee (fl. 1980s-2010s) (art)
- See leegibbons.co.uk
- Gibbons, Stella (Dorothea) (1902-1989) (stories) (assoc.)
- See en.wikipedia.org/wiki/Stella_Gibbons
- Gibbs, David J. (fl. 2010s) (stories)
- See www.davidjgibbs.com
- Gibson, Edward (George) (1936- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gibson_edward
- Gibson, Gary M. (1965- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gibson_gary_m
- Gibson, Walter B(rown) (1897-1985) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gibson_walter_b
- Gibson, William (Ford) (1948- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gibson_william
- Giersbach, Walter (fl. 2000s-2010s) (stories)
- See www.bewilderingstories.com/bios/giersbach_bio.html
- Giesbrecht, Jennifer (fl. 2010s) (stories) (assoc.)
- See nightmare-magazine.com/nonfiction/author-spotlight-jennifer-giesbrecht
- Giesy, J(ohn) U(lrich) (1877-1947) (stories)
- See www.sf-encyclopedia.com/entry/giesy_j_u
- Giffen, Keith (Ian) (1952- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Keith_Giffen
- Gifford, Kasey (fl. 2000s) (art)
- See kaseygifford.daportfolio.com
- Gilbert, Kenneth (1889-1969?) (stories)
- Novelist. Born in Chetek, Wisconsin.
- Gilbert, Zoe (F.) (fl. 2010s) (stories)
- See www.mindandlanguage.blogspot.co.uk
- Gilberts, Steven C(harles) (1962- ) (stories) (art)
- See www.stevengilberts.com
- Gilbow, S. L. (fl. 2000s-2010s) (stories)
- See www.slgilbow.com
- Gilchrist, Ellen (1935- ) (stories)
- See en.wikipedia.org/wiki/Ellen_Gilchrist
- Gilchrist, R(obert) Murray (1867-1917) (stories) (assoc.)
- See en.wikipedia.org/wiki/R._Murray_Gilchrist
- Gilden, Mel (1947- ) (stories)
- See www.sf-encyclopedia.com/entry/gilden_mel
- Gilford, C(harles) B(ernard) (1920-2010) (stories)
- See www.sf-encyclopedia.com/entry/gilford_c_b
- Gill, J. T. (fl. 2010s) (stories)
- See jtgill.com
- Gill, Roy (fl. 2010s) (stories)
- See roygill.wordpress.com
- Gillespie, Bruce R. (1947- ) (stories)
- See www.sf-encyclopedia.com/entry/gillespie_bruce
- Gilliam, Richard (fl. 1970s-2000s) (stories) (assoc.)
- See en.wikipedia.org/wiki/Richard_Gilliam
- Gilliand, Blu (fl. 2000s-2010s) (stories)
- See blugilliand.wordpress.com
- Gilligan, ElizaBeth A. [born ElizaBeth Murphy] (1962-2017) (stories)
- See en.wikipedia.org/wiki/ElizaBeth_Gilligan
- Gillilan, Strickland (W.) (1869-1954) (stories)
- See en.wikipedia.org/wiki/Strickland_Gillilan
- Gilliland, Alexis A(rnaldus) (1931- ) (stories) (art) (assoc.)
- See www.sf-encyclopedia.com/entry/gilliland_alexis_a
- Gilliland, Winona Montgomery (1891-1980) (stories)
- See tellersofweirdtales.blogspot.com/2013/02/winona-montgomery-gilliland-1891-1960.html
- Gillingham, Jean (fl. 2010s) (stories)
- See www.loyola.edu/department/writing-center/about/staff/consultants/gillingham
- Gillings, Walter (H.) (1912-1979) (stories)
- See www.sf-encyclopedia.com/entry/gillings_walter
- Gillmore, Inez Haynes; pseudonym of Inez Haynes Irwin (1873-1970) (stories)
- See www.sf-encyclopedia.com/entry/gillmore_inez_haynes
- Gillon, Diana (Pleasance) (1915- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gillon_diana
- Gillon, Meir (Selig) (1907- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gillon_meir
- Gilman, Carolyn Ives (1954- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gilman_carolyn_ives
- Gilman, Charlotte (Anna) Perkins (Stetson) (1860-1935) (stories) (assoc.)
- See en.wikipedia.org/wiki/Charlotte_Perkins_Gilman
- Gilman, Emily (fl. 2010s) (stories)
- See emgilman.com
- Gilman, LaSelle (1908-1964) (stories)
- Novelist, journalist, one-time city editor of The China Press in Shanghai. Born in Nebraska; died in Tomales, California.
- Gilmore, Anthony; joint pseudonym of Harry Bates (1900-1981) & Desmond W. Hall (1909-1992) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gilmore_anthony
- Gilmore, Maeve (Patricia Mary Theresa) (1917-1983) (stories) (assoc.)
- See en.wikipedia.org/wiki/Maeve_Gilmore
- Gilmour, Kane (fl. 2010s) (stories) (assoc.)
- See kanegilmour.com/about
- Gilson, [Major] Charles (James Louis) (1878-1943) (stories)
- See www.sf-encyclopedia.com/entry/gilson_charles
- Gilster, Paul A. (1949- ) (stories)
- See www.centauri-dreams.org
- Gimpel, Ann (fl. 2010s) (stories)
- See www.anngimpel.com
- Ginsberg, Yzabel (fl. 2010s) (stories)
- See yzabel.net
- Ginsburg, Mirra (1919-2000) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/ginsburg_mirra
- Ginther, Chadwick (fl. 2010s) (stories)
- See chadwickginther.com
- Gioia, Dana (1950- ) (stories)
- See en.wikipedia.org/wiki/Dana_Gioia
- Giorello, Tomás (fl. 2010s) (art)
- See tomasgiorello.blogspot.co.uk
- Giorgi, E. E. (fl. 2010s) (stories)
- See chimerasthebooks.blogspot.co.uk
- Giorgio, Michael (fl. 1990s-2000s) (stories)
- See www.michaelgiorgio.org
- Girardi, Robert (1961- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Robert_Girardi