Authors beginning with K
- Lene Kaaberbol
- Julie Kagawa
- Meg Kassel
- Lauren Kate
- Amie Kaufman
- Elizabeth Kay
- Jim Kay
- Marilyn Kaye
- Brian Keaney
- Jess Keating
- Kelly Keaton
- Carolyn Keene
- Derek Keilty
- Lindsey Kelk
- Alex Keller
- Ann Kelley
- John Kelly
- Mark Kelly
- Tilda Kelly
- Brigid Kemmerer
- Anna Kemp
- Roman Kemp
- A. L. Kennedy
- Emma Kennedy
- Lucy Kennedy
- Padraig Kenny
- Gabrielle Kent
- Sherrilyn Kenyon
- Esme Kerr
- Judith Kerr
- P.B. Kerr
- Rosalind Kerven
- Anthony Kessel
- Liz Kessler
- Joshua Khan
- Jess Kidd
- Celine Kiernan
- Matt Killeen
- Jennifer Killick
- Garry Kilworth
- S.J. Kincaid
- Caro King
- Daren King
- Rebecca King
- S. J. King
- Zach King
- Dick King-Smith
- Rupert Kingfisher
- Jeff Kinney
- Sophie Kinsella
- Katie Kirby
- Matthew J. Kirby
- Daniel Kirk
- Kate Klise
- Knife
- Ciara Knight
- Elizabeth Knox
- Alex Ko
- Jordan Kopy
- Gordon Korman
- Adrienne Kress
- Caleb Krisp
- Jay Kristoff
- Nancy Krulik
- Michelle Krys
- Lou Kuenzler
- Maria Kuzniar