Authors
- Sam Gafford
- David Gaider
- Sarah Gailey
- Neil Gaiman
- Caseen Gaines
- Manny Galan
- Stephen Gallagher
- SL Gallant
- Gallery 1988
- Leah Gallo
- Sean Galloway
- Fred Gambino
- Henry Gammidge
- The Gang
- Chuck Gannon
- Gino Garcia
- Kami Garcia
- Bob Garcia
- Don Garden
- Danny Gardner
- Erle Stanley Gardner
- Pat Garrahy
- Randall Garrett
- Ray Garton
- Brian Garvey
- Andrew E. C. Gaska
- Phill Gatenby
- Richard Gavin
- Olivier Gay
- Kelly Gay
- Philip Gelatt
- Jake Gerli
- Wade German
- David Gerrold
- Dave Gibbons
- William Gibson
- Roger Gibson
- Thomasina Gibson
- H. R. Giger
- Gilbert
- Lewis Gilbert
- Todd Gilchrist
- Roy Gill
- Vince Gilligan
- Alec Gillis
- Casey Gilly
- Laura Anne Gilman
- Nikki Giovanni
- Thomas Girard
- Victor Gischler
- Max Gladstone
- John Glasby
- Seraphina Nova Glass
- Aria Gmitter
- Drew Goddard
- Simon Goddard
- Daniel Godfrey
- Mark Goerner
- Owl Goingback
- Tod Goldberg
- Christie Golden
- Brady Golden
- Christopher Golden
- Jane Goldman
- Matthew Goldman
- Ellie Goldwine
- Agnes Gomillion
- Scott Goodall
- Cody Goodfellow
- David Goodis
- David A. Goodman
- Carol Goodman
- Archie Goodwin
- Genevieve Gornichec
- Sharon Gosling
- Theodora Goss
- James Goss
- Kim Gottlieb-Walker
- Amanda Gowin
- Kevin Grace
- Adalyn Grace
- James Grady
- Heather Graham
- Seth Grahame-Smith
- Adi Granov
- Helen Grant
- Mira Grant
- Alan Grant
- Preston Grassmann
- Tessa Gratton
- Mick Gray
- Alex Gray
- Annie Gray
- Muriel Gray
- Danny Graydon
- Robert Graysmith
- Simon R. Green
- Jonathan Green
- Louis Greenberg
- Robert Greenberger
- Daryl Gregory
- Lois H. Gresh
- Sarah Maria Griffin
- Scott Tracy Griffin
- Susan Griffith
- Clay Griffith
- David Grigg
- Tom Grimm
- Paul Grist
- Matt Groening
- Michael Gross
- Jordan Grosser
- Jeff Grubb
- Simon Guerrier
- Marc Guggenheim
- Johana Gustawsson
- Allan Guthrie