- MacNelly, Jeff - Information about the cartoonist, with a paintings gallery and daily helpings of his comic strip, Shoe.
- Mandrake, Tom - Official site. Portfolio, behind-the-scenes, merchandise, contact info, and message board.
- Martin, Mark - Creator of Gnatrat and Crazy Boss. Author information, online strips, animations, collaborative games, and letters from fans who think he is a race car driver.
- McFarlane, Todd - Creator of "Spawn", McFarlane Toys, and "Angela."
- McGarry, Steve - Creator of the daily strips Badlands and Pop Culture, as well as many syndicated sports and entertainment features.
- McGregor, Don - Cyberpad. Writer of Sabre, Zorro, Detectives Inc., Hopalong Cassidy, Ragamuffins, and Alexander Risk.
- McKeever, Sean - Eisner award-nominated writer of "The Waiting Place" as well as numerous comic book titles from Marvel Comics and other publishers.
- McLeod, Bob - Comic pages from a variety of Marvel and DC titles, paintings, commissioned art, profile and resume.
- Melia, Sergio - Information and drawings.
- Mhan, Pop - Illustrator for Dark Horse, Marvel, Wildstorm. Image gallery, story of the artist's career, and art for sale.
- Milazzo, Tone - Freelance comic writer spotlighting various samples and projects.
- Minter, Ken - Online strips, illustrations, and sketchbook.
- Moore, Dean - Black and white cartoons by Australian cartoonist.
- Moore, Leah - Freelance writer of comics, scripts, articles, and short stories.
- Moore, Tony - Official site of Eisner-nominated of Image's 'The Walking Dead' and others. Features biography, weblog, and image gallery.
- Mordillo, Guillermo - Illustrator and animations creator from Argentina. Includes his biography, and cartoon gallery.
- Moriarity, Pat - Information and art samples. Including extracts from Loop-de-Loop, a rather absurd comic strip from the music magazine The Rocket.
- Mosley, Zack - Official site. Vintage cartoons especially for aviation buffs and World War II (WWII) veterans. Original art for sale.
- Mullins, Nick - Story samples from Litmus Test as well as illustrations and poetry.
