- John Katzenbach
- Janet Kauffman
- Bel Kaufman
- George S. Kaufman
- Sue Kaufman
- Ron Kaufman
- Amie Kaufman
- Susan Kaufmann
- Alex Kava
- Anna Kavan
- Yasunari Kawabata
- Hiromi Kawakami
- Guy Kawasaki
- Guy Gavriel Kay
- Patricia Kay
- Karen Kay
- Elizabeth Kay
- Marilyn Kaye
- Nikos Kazantzakis
- G. K. Chesterton
- John B. Keane
- Brian Keaney
- Paul Kearney
- Kirsten Kearney
- Doris Kearns Goodwin
- Annie Keary
- Ezra Jack Keats
- David Keck
- Elizabeth Keckley
- John Keegan
- Harry Stephen Keeler
- Carolyn Keene
- Charles Keeping
- Daniel Kehlmann
- Harold Keith
- Jim Keith
- Scott Kelby
- Gary Keller
- Timothy Keller
- Timothy J. Keller
- Thomas Keller
- Jonathan Kellerman
- Rick D. Kellerman
- Jesse Kellerman
- Faye Kellerman
- William Melvin Kelley
- Megan Kelly
- Nancy Kelly
- Lauren Kelly
- Carla Kelly
Autori cunoscuți, litera K
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