Authors
- Tina Connolly
- John Conway
- John Cooper
- Brenda Cooper
- Sean Copeland
- Basil Copper
- Eric Corbeyran
- Zoraida Córdova
- James S. A. Corey
- Ryan Cormier
- Paul Cornell
- Larry Correia
- Mark Cotta Vaz
- Colin Cotterill
- Ted Cowan
- Greg Cox
- Luke Crane
- Michael Crichton writing as John Lange
- A.C. Crispin
- Ben Croll
- Amy Croushorn
- Cameron Crowe
- Kieran Crowley
- Julius Csotonyi
- Dennis Culver
- Sean Cummings
- Fiona Cummins
- Dan Curry
- Nicole Cushing
- Nick Cutter
- Peter W Czernich
- G James Daichendt
- Rick Dakan
- Vince Danks
- Richard Dansky
- Steve Danuser
- Alexander Dan Vilhjálmsson
- Ellen Datlow
- Peter David
- Andy Davidson
- Paul Davies
- Milton Davis
- Milton J. Davis
- Delilah S. Dawson
- Felicia Day
- Rufus Dayglo
- Claire Dean
- Kristin Dearborn
- Jeffery Deaver
- Rachel Autumn Deering
- Djilalli Defali
- Samuel R. Delany
- Jose Delbo
- Guillermo del Toro
- Elisabeth de Mariaffi
- Louie de Martinis
- Brendan Deneen
- Troy Denning
- G. S. Denning
- Will Dennis
- Kara Dennison
- Lester Dent
- Bradley Denton
- Brian De Palma
- August Derleth
- Joe Desris
- Rebecca Dessertine
- Michael De Vito, Jr.
- Junot Diaz
- William C. Dietz
- Paul Di Filippo
- Francesco Dimitri
- Paul Dini
- Richard Dinnick
- Karen Dionne
- Ashley Dioses
- Roman Dirge
- D’Israeli
- S.B. Divya
- Larry Dixon
- Cory Doctorow
- David Dodge
- Sharon Doering
- Alexa Donne
- Fran Dorricott
- Stuart Douglas
- A. C. Doyle
- Gardner Dozois
- J. M. Dragunas
- David Drake
- Temple Drake
- Dreamworks Animation artists
- Ron Drummond
- Diane Duane
- Martin Dubeau
- Tananarive Due
- Stella Duffy
- Jody Duncan
- Jason C. Eckhardt
- Eric Eden
- Martin Eden
- Ian Edginton
- WWE Editors
- Ben Edlund
- Neo Edmund
- Patrick Edwards
- Tommy Lee Edwards
- Martin Edwards
- Greg van Eekhout
- Terence James Eeles
- George Alec Effinger
- Matt Egan
- Phyllis Eisenstein
- Warren Ellis
- Lindsay Ellis
- Harlan Ellison
- R. J. Ellory
- A.J. Elwood
- Jill Emerson
- Carol Emshwiller
- M.K. England
- Garth Ennis
- Clay Enos
- Blizzard Entertainment
- John Epler
- Terry J Erdmann
- Gary Erskine
- Jane Espenson
- Mike Essl
- Loren D. Estleman
- Mark Evanier
- Chris Evans
- B.K. Evenson
- Carlos Ezquerra
- Robert Fairclough
- Shepard Fairey
- Andrew Farago
- David Farland
- Philip José Farmer
- T.C. Farren
- John Farris
- Christa Faust
- Lyndsay Faye
- Sylvia Feketekuty
- Jaine Fenn
- Jim Fern
- Gemma Files
- Dave Filoni
- Paul Finch
- Joel W Finler