John Steele Layman (born August 2, 1969) is an American comic book writer and letterer.
Once an editor for Wildstorm, a branch of DC Comics, Layman turned to writing comics full-time in 2002 and mainly writes for Marvel Comics.
He has also worked on several comic books based on pre-existing licenses such as Xena: Warrior Princess, ThunderCats, as well as crossovers like Marvel Zombies vs. The Army of Darkness and Army of Darkness/Xena: Why Not?.
Layman has written a number of creator-owned titles at Image Comics, such as the graphic novel Puffed, and Chew with artist Rob Guillory.
In 2007, he began working as a writer for Cryptic Studios, a video game studio in Los Gatos, California.
In 2010, Layman's semi-autobiographical comic "Safe Word" (published by Image Comics) hit stands. It has been optioned by Brett Ratner for production beginning in 2012. 
Layman also helped create the animals in Avatar.
- ^ John Layman Talks Marvel Zombies vs. Army of Darkness on the CNI Podcast, Comics Bulletin
- ^ Puffed Piece, Comics Bulletin
- ^ John Layman Bites Back in "Chew", Comic Book Resources, April 23, 2009
- ^ FULL SCRIPT: Chew #1 by John Layman, Comic Book Resources, June 3, 2009
- ^ Rob Guillory: The Art Of "Chew", Comic Book Resources, April 30, 2009
- ^ Rob Guillory's "Chew" Process, Comic Book Resources, June 2, 2009
- ^ Cryptic Studios announces the hire of John Layman