Authors
- G James Daichendt
- Rick Dakan
- Glenn Dakin
- Vince Danks
- Richard Dansky
- Steve Danuser
- Alexander Dan Vilhjálmsson
- Julie C. Dao
- Ellen Datlow
- Peter David
- Andy Davidson
- Paul Davies
- Milton J. Davis
- Milton Davis
- Delilah S Dawson
- Felicia Day
- Rufus Dayglo
- Claire Dean
- Kristin Dearborn
- Jeffery Deaver
- Max Décharné
- Rachel Autumn Deering
- Djilalli Defali
- Samuel R. Delany
- Jose Delbo
- KJ Dell'Antonia
- Guillermo del Toro
- Elisabeth de Mariaffi
- Louie de Martinis
- David Demchuk
- Kristi DeMeester
- Brendan Deneen
- Susan Dennard
- G. S. Denning
- Troy Denning
- Will Dennis
- Kara Dennison
- O'Neil De Noux
- Lester Dent
- Bradley Denton
- Tracy Deonn
- Brian De Palma
- August Derleth
- Joe Desris
- Rebecca Dessertine
- Michael De Vito, Jr.
- Junot Diaz
- William C. Dietz
- Paul Di Filippo
- Francesco Dimitri
- 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
- Terry Dowling
- A. C. Doyle
- Gardner Dozois
- J. M. Dragunas
- Temple Drake
- David Drake
- Dreamworks Animation artists
- Ron Drummond
- Diane Duane
- Martin Dubeau
- Tananarive Due
- Stella Duffy
- Mercenary of Duna
- Jody Duncan
- Gigi Dutreix
- Corinne Duyvis