| Justin Sneed | | 2021 | pencils, ink | | 1 |
| Justine Chin | | 2001 | plot, script | | 1 |
| Justus | | 2024 | pencils, ink | | 1 |
| Justus Palmu | | 2021 | pencils, ink | | 1 |
| Jutta M. Pichler | | 2007 | plot, script | | 1 |
| Jycken | | 1992 | plot, script | | 1 |
| Jyri Raunio | | 2021 | pencils, ink | | 1 |
| Jyri Saarelainen | | 2023 | plot, script, pencils, ink | | 1 |
| Jyrki Jahnukainen | | 2011 | plot, script | | 1 |
| Jytte Thomsen |  Denmark | 1976 | plot, script | | 1 |
| Jérémie Noyez | | 2020 | plot, script | | 1 |
| Jörg Krismann | | 1989 | plot, script | | 1 |
| Jörg L. Lieser | | 1984 | plot, script | | 1 |
| Jörg Martini | | 1996 | plot, script | | 1 |
| Júlio Maga |  Brazil | 1993 | plot, script | | 1 |
| Júlio the unknown creator | Brazil | 1987 | pencils | | 1 |
| Jürg Moser | | 2005 | plot, script | | 1 |
| Jürgen Gebhardt | | 1998 | plot, script | | 1 |
| Jürgen Kagelmann | | 1980 | plot, script | | 1 |
| Jürgen Leber |  Germany | 2001 | plot, script | | 1 |
| K. H. Mennell | | 1976 | script | | 1 |
| K. M. Riis | Denmark | 1987 | plot | | 1 |
| K. O. Schnabel | | 1994 | plot, script | | 1 |
| Kjell Croné | | 2004 | plot, script | | 1 |
| KUs | | 2022 | pencils, ink | | 1 |
| Kaapo Aro | | 2021 | plot, script, pencils, ink | | 1 |
| Kaapo Puronalho | | 2023 | pencils, ink | | 1 |
| Kaarina Hazard | | 2008 | plot, script | | 1 |
| Kaem Wong |  United States | 1950 | ink | | 1 |
| Kahena | | 2021 | pencils, ink | | 1 |
| Kai 9 v | | 2023 | pencils, ink | | 1 |
| Kai Reininghaus | | 2004 | plot, script | | 1 |
| Kai Riedemann | | 2008 | plot, script | | 1 |
| Kai Wartiainen | | 2001 | plot, script | | 1 |
| Kaisa Sinelampi | | 2009 | plot, script | | 1 |
| Kaisa-Maija Eeli | | 2014 | plot, script | | 1 |
| Kaisla 10 v | | 2024 | pencils, ink | | 1 |
| Kaius Niemi | | 2021 | plot, script | | 1 |
| Kaj Rafn | Denmark | 1973 | plot, script | | 1 |
| Kaj Stenvall | | 1995 | pencils, ink | | 1 |
| Kaja Nordengen | | 2019 | plot, script | | 1 |
| Kajsa Edin | | 2003 | pencils, ink | | 1 |
| Kalervo Palsa | | 2002 | pencils, ink | | 1 |
| Kali Fontecchio | | 2016 | pencils, ink | | 1 |
| Kalle Myllylahti | | 2021 | plot, script, pencils, ink | | 1 |
| Kalle Tervo |  Finland | 2012 | plot | | 1 |
| Kanerva Tahkola | | 2023 | plot, script, pencils, ink | | 1 |
| Kappa Jack | | 2021 | pencils, ink | | 1 |
| Karen Fanning | United States | 2003 | plot, script | | 1 |
| Karen Hallion | | 2025 | pencils, ink | | 1 |
| Karen Hammer | | 2000 | plot, script | | 1 |
| Karen Jespersen | | 1994 | plot, script | | 1 |
| Kari Leppänen | | 1986 | pencils, ink | | 1 |
| Kari Salminen | | 1997 | plot, script | | 1 |
| Kari Steffen | | 2010 | plot, script | | 1 |
| Karin Henriksson | | 1988 | plot, script | | 1 |
| Karin Wahlund Franck | | 2005 | plot, script | | 1 |
| Karita Tuominen | | 2015 | plot | | 1 |
| Karl-Erik Lindqvist | | 2022 | plot, script | | 1 |
| Karla Kargo Rom | | 2021 | plot | | 1 |
Sandro Del Conte
361 works, 1973–2019
Matteo Venerus
Robert van der Kroft
97 works, 1944–2022
Cristian Canfailla
Marco Mazzarello