Authors
- Richard Kadrey
- Paul Kane
- Rumi Kaneko
- Drew Karpyshyn
- Kirsten Kaschock
- Heather Kassner
- Alma Katsu
- David Kaufman
- Nicholas Kaufmann
- Paul Kearney
- Brian Keene
- Day Keene
- Keffy R. M. Kehrli
- David H. Keller, M.D.
- James Patrick Kelly
- Chris Kelso
- Roland Kelts
- Gary Kemble
- Paul S. Kemp
- Fred Kennedy
- Cam Kennedy
- Steven L Kent
- Mike Kenwood
- Madaug Kenyon
- Sherrilyn Kenyon
- Caroline Kepnes
- Jake Kerr
- Scott Kester
- James Kestrel
- Greg Keyes
- Vaseem Khan
- Rajan Khanna
- Cassandra Khaw
- Chip Kidd
- Caitlin R. Kiernan
- Nancy Kilpatrick
- Miran Kim
- Laurie R King
- Stacey King
- J. Robert King
- Stephen King
- T. Kingfisher
- Jack Kirby
- Brendan Kirby
- Matthew J. Kirby
- Gwendolyn Kiste
- Barry Kitson
- Michael Klastorin
- Christian Klaver
- Neil Kleid
- Leslie S Klinger
- Leslie Klinger
- Richard Knaak
- Nicholas Knight
- Sam Knight
- Chris Knowles
- Kelly Knox
- Molly Knox Ostertag
- J. C. Koch
- Gini Koch
- Joseph Koenig
- David Koepp
- Michael Kogge
- Kojima Productions
- Dean R Koontz
- Susan Korman
- Ted Kosmatka
- Mary Robinette Kowal
- David J. Kowalski
- Gene Kozicki
- Daniel Kraus
- Nancy Kress
- Eric Kripke
- Lukas Kristjanson
- Neil Krolicki
- Thomas Krug
- Paul Kupperberg
- Michael Kurland
- Nicole Givens Kurtz
- Sergey Kuznetsov
- Nick Kyme