- Greenfield, Allen H. (1946- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Allen_H._Greenfield
- Greenfield, Irving A. (1929- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/greenfield_irving_a
- Greenhall, Ken(neth R.) (1928-2014) (stories) (assoc.)
- See www.valancourtbooks.com/ken-greenhall.html
- Greenhough, Terry [i.e., Terence Greenhough] (1944- ) (stories)
- See www.sf-encyclopedia.com/entry/greenhough_terry
- Greenhouse, Stuart (fl. 2010s) (stories)
- See stuartgreenhouse.blogspot.co.uk
- Greenhut, Michael (J.) (1978- ) (stories)
- See www.michaelgreenhut.com/aboutme2.php
- Greenland, Colin (1954- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/greenland_colin
- Greenspon, Jaq (1967- ) (stories) (assoc.)
- See en.memory-alpha.wikia.com/wiki/Jaq_Greenspon
- Greenstein, Jay (fl. 2000s-2010s) (stories)
- See jaygreenstein.wordpress.com/bio/
- Greenwood, Ed (1959- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Ed_Greenwood
- Greenwood, Kirsty (fl. 2010s) (art)
- See www.artistsandillustrators.co.uk/kirstygreenwood
- Greenwood, Nick (fl. 2000s-2010s) (art)
- See www.nick-greenwood.com
- Greer, John Michael (1962- ) (stories)
- See en.wikipedia.org/wiki/John_Michael_Greer
- Greer, Richard; house pseudonym (stories)
- See www.sf-encyclopedia.com/entry/greer_richard
- Gregor, John (Dauvergne) (fl. 1930s-1980s) (stories)
- See fancyclopedia.org/john-gregor
- Gregory of Tours (538-594) (stories) (assoc.)
- See en.wikipedia.org/wiki/Gregory_of_Tours
- Gregory, Franklin (Long) (1905-1985) (stories) (assoc.)
- Journalist, newspaperman. Born in Iowa.
- Gregory, H(arry) B(eare) (1912-{c}2007) (stories) (assoc.)
- See desturmobed.blogspot.co.uk/2016/01/hb-gregory.html
- Gregory, Jackson (1882-1943) (stories)
- See en.wikipedia.org/wiki/Jackson_Gregory
- Grehan, Peter (fl. 1970s-2010s) (stories)
- See bearalley.blogspot.co.uk/2015/03/peter-grehan.html
- Grennell, Dean A. (1923-2004) (stories)
- See en.wikipedia.org/wiki/Dean_Grennell
- Grenville-Evans, Robin (fl. 1980s-2010s) (stories)
- See www.grenville-evans.co.uk
- Gresh, Lois H(arriet) (1956- ) (stories)
- See www.sf-encyclopedia.com/entry/gresh_lois_h
- Gresham, William Lindsay (1909-1962) (stories)
- Born in Baltimore.
- Greske, David E. (fl. 2000s-2010s) (stories)
- See www.davidgreske.com
- Gretter, J(oseph) Clemens (1904-1988) (art)
- See pulpartists.com/Gretter.html
- Greve, Tora (fl. 1970s-2010s) (stories)
- See toragreve.se
- Grey, John (fl. 1960s-2010s) (stories)
- See cordite.org.au/author/johngrey
- Grey, Megan (fl. 2010s) (stories)
- See megangrey.com
- Grey, O(livia) M. (fl. 2010s) (stories)
- See omgrey.wordpress.com/about
- Greyland, Mark (fl. 2010s) (stories) (art) (assoc.)
- See 4art.com/profile/MarkGreyland
- Greylyn, Jennifer; pseudonym (fl. 2000s-2010s) (stories)
- See www.beneath-ceaseless-skies.com/authors/jennifer-greylyn/
- Gribbin, [Dr.] John (R.) (1946- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gribbin_john
- Gridban, Volsted; house pseudonym (stories)
- See www.sf-encyclopedia.com/entry/gridban_volsted
- Griebling, Robert T(heodore) (1901-1959) (stories)
- See desturmobed.blogspot.co.uk/2013/04/robert-t-griebling.html
- Grier, Jennifer A. (fl. 2000s-2010s) (stories)
- See www.psi.edu/about/staff/jgrier/jgrier.html
- Grierson, Francis D(urham) (1888-1972) (stories)
- See tellersofweirdtales.blogspot.com/2013/11/francis-d-grierson-1888-1972.html
- Griffey, W(illiam) H(ollis) (1914-1989) (stories)
- Writer. Born in Kentucky.
- Griffin, P(auline) M(argaret) (1947- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/griffin_p_m
- Griffin, Peni R(ae) (1961- ) (stories)
- See www.sf-encyclopedia.com/entry/griffin_peni_r
- Griffin, Russell M(organ) (1943-1986) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/griffin_russell_m
- Griffith, George; pseudonym of George C. Griffith-Jones (1857-1906) (stories)
- See www.sf-encyclopedia.com/entry/griffith_george
- Griffith, Mary (1800?-1877) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/griffith_mary
- Griffith, Nicola (June) (1960- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/griffith_nicola
- Griffith, Simon (1956- ) (stories)
- Professional actor in England.
- Grigsby, Sean (fl. 2010s) (stories)
- See www.seangrigsby.com
- Grillo-Marxuach, Javier (1969- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Javier_Grillo-Marxuach
- Grimando, Scott (fl. 2000s-2010s) (art)
- See www.grimstudios.com
- Grimani, Elena de (1975- ) (art)
- See elenadegrimani.com
- Grimes, Lee (1920-2009) (stories)
- See www.sf-encyclopedia.com/entry/grimes_lee
- Grimmer, Jordan (fl. 2010s) (art)
- See www.jordangrimmer.co.uk
- Grimshaw, Beatrice (Ethel) (1870-1953) (stories)
- See en.wikipedia.org/wiki/Beatrice_Grimshaw
- Grimsley, Jim (1955- ) (stories)
- See www.sf-encyclopedia.com/entry/grimsley_jim
- Grimwood, Jon(athan David Giles) Courtenay (1953- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/grimwood_jon_courtenay
- Grimwood, Ken(neth) (1944-2003) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/grimwood_ken
- Grimwood, Terry (fl. 1990s-2010s) (stories)
- See en.wikipedia.org/wiki/Terry_Grimwood
- Grintalis, Damien (Angelica) (Walters) (1968- ) (stories)
- See damienangelicawalters.com
- Grisso, Geoffrey (fl. 2000s-2010s) (art)
- See www.behance.net/grisso
- Griswold, Amy (fl. 1990s-2010s) (stories)
- See www.sf-encyclopedia.com/entry/griswold_amy
- Grixti, Dayle Robert (fl. 2010s) (stories)
- See www.goodreads.com/author/show/6600925.Dayle_Robert_Grixti
- Groff, Lauren (1978- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Lauren_Groff
- Gromovataya (, Irina) (fl. 2010s) (art)
- See www.gromovataya.com/en
- Groner, Augusta [i.e., Frau Auguste Groner, née Koppalik] (1850-1929) (stories)
- See www.sf-encyclopedia.com/entry/groner_augusta/auguste
- Gropp, Richard E. (fl. 2010s) (stories)
- See www.troublebox.com
- Gross, Cory (fl. 2000s) (stories)
- See voyagesextraordinaires.blogspot.co.uk
- Gross, Dave (fl. 1990s-2010s) (stories) (assoc.)
- See frabjousdave.com
- Gross, George (1909-2003) (art)
- See pulpartists.com/Gross.html
- Grossinger, Richard [born Richard Towers] (1944- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Richard_Grossinger
- Grossman, Austin (1969- ) (stories)
- See www.sf-encyclopedia.com/entry/grossman_austin
- Groth, Bobbie (fl. 2010s) (stories)
- See bobbiegroth.wordpress.com
- Grotta, Daniel (1944-2015) (stories)
- See www.grotta.net/bio.htm
- Grotta, Sally Wiener (1949- ) (stories) (assoc.)
- See www.grotta.net
- Groves, J(ohn) W(illiam) (1910-1970) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/groves_j_w
- Grubb, Davis (Alexander) (1919-1980) (stories)
- Novelist and short story writer. Born in Moundsville, West Virginia; died in New York City.
- Gruber, Frank (1904-1969) (stories)
- Prolific and popular mystery and western writer. Born in Elmer, Minnesota; died in Los Angeles, California.
- Grunigen, Jenn (fl. 2010s) (stories)
- See jenngrunigen.com
- Grzesiczek, Feliks (fl. 2010s) (art)
- See fel-x.deviantart.com
- Grzyb, Liz (fl. 2000s-2010s) (stories)
- See www.goodreads.com/author/show/3464664.Liz_Grzyb
- Gu Shi (fl. 2010s) (stories)
- See www.sf-encyclopedia.com/entry/gu_shi
- Gu, Vivian (fl. 2010s) (art)
- See viviangu.wix.com/gallery
- Guay, Rebecca (fl. 1990s-2010s) (stories) (art) (assoc.)
- See en.wikipedia.org/wiki/Rebecca_Guay
- Guay, Sam (fl. 2010s) (stories) (art) (assoc.)
- See www.samguay.com
- Gudmunson, Aaron (fl. 2000s-2010s) (stories)
- See www.aarongudmunson.com
- Gudynas, Peter (1954- ) (art)
- See www.sf-encyclopedia.com/entry/gudynas_peter
- Guerrier, Simon (1976- ) (stories) (assoc.)
- See en.wikipedia.org/wiki/Simon_Guerrier
- Guess, Carol (1968- ) (stories)
- See en.wikipedia.org/wiki/Carol_Guess
- Guido, Niko (fl. 2010s) (art)
- See www.nikoguido.com/en
- Guidry, John (fl. 1960s-2010s) (stories)
- See guidryphotos.blogspot.co.uk
- Guignard, Eric J. (fl. 2000s-2010s) (stories) (assoc.)
- See www.ericjguignard.com
- Guillebeau, Michael (fl. 2000s-2010s) (stories)
- See www.michaelguillebeau.com
- Guin, James E. (fl. 2010s) (stories)
- See jameseguin.wordpress.com
- Guin, Wyman (Woods) (1915-1989) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/guin_wyman
- Guizzetti, Elizabeth (fl. 2010s) (stories)
- See elizabethguizzetti.com
- Gull, C(yril Arthur Edward) Ranger (1876-1923) (stories)
- Oxford graduate; journalist before becoming full-time writer.
- Gullen, David (fl. 1990s-2010s) (stories) (art) (assoc.)
- See davidgullen.com
- Gullette, Alan D. (fl. 1970s-2010s) (stories)
- See alangullette.com
- Gumbs, Alexis Pauline (fl. 2010s) (stories)
- See alexispauline.com
- Gumeny, Eirik (fl. 2010s) (stories)
- See www.egumeny.com
- Gunn, Eileen (Katherine) (1945- ) (stories)
- See www.sf-encyclopedia.com/entry/gunn_eileen
- Gunn, Genni (1949- ) (stories)
- See en.wikipedia.org/wiki/Genni_Gunn
- Gunn, James E(dwin) (1923- ) (stories) (assoc.)
- See www.sf-encyclopedia.com/entry/gunn_james_e
- Gunn, Stephanie (fl. 2000s-2010s) (stories)
- See stephaniegunn.com
- Gunnells, Mark Allan (fl. 2000s-2010s) (stories) (assoc.)
- See markgunnells.livejournal.com
- Gunther, Max (1927-1998) (stories)
- See www.sf-encyclopedia.com/entry/gunther_max