- Katchor, Ben - Features publications and events, weekly strips, books, postcards and posters.
- Kelso, Megan - Author of Girlhero, Queen of the Black Black, Artichoke Tales. Bio, bibliography, illustration portfolio.
- Kerschbaum, John - Fontanelle Press - official home of The Wiggly Reader, Petey and Pussy and other titles. Online comics and book ordering.
- Kibuishi, Kazu - Bolt City. Online comics Copper, Clive and Cabbage; sketchbook and animation; illustration portfolio.
- Kinsella, Paul - Cartoons, free help for cartoonists, free reciprocal linking, interesting games such as the "Stick-Man Murder Mystery", and other fun stuff.
- Kitchen, Alexa - Graphic storyteller and America's youngest professional cartoonist at age seven.
- Kitchen, Alexa S. - Cartoon stories by a six-year-old artist.
- Kocak, Ethan - Artwork and comics for the Criminally Insane. Includes comics, animations, "how to", reviews and links.
- Kolarov, Vlad - e!Toon. The daily comic strips!
