| Torvald Kambestad | | 1975 | plot, script | | 1 |
| Touko Mastomäki | | 2023 | pencils, ink | | 1 |
| Tove Jansson | | 1981 | plot, script, pencils, ink | | 1 |
| Tracy Lee | | 1993 | pencils | | 1 |
| Tresoldi | Italy | 1982 | plot, script | | 1 |
| Triawan Saputra | | 2007 | plot, script, pencils, ink | | 1 |
| Troja Reppien Trovatten | | 2021 | plot | | 1 |
| Trond Hofsvang | | 2008 | plot, script | | 1 |
| Tuisku Pöysti | | 2021 | pencils, ink | | 1 |
| Tullia | | 1933 | pencils, ink | | 1 |
| Tullio Bernabei | | 2026 | plot, script | | 1 |
| Tuomas Lahtinen | | 2021 | plot, script, pencils, ink | | 1 |
| Tuuli Hauta-aho | | 2023 | pencils, ink | | 1 |
| Tuuli Oikarinen | | 2021 | plot, script | | 1 |
| Tuuli Rantakari | | 2023 | pencils, ink | | 1 |
| Tuure Aalto | | 2021 | plot, script, pencils, ink | | 1 |
| Tuure Pakkala | | 2021 | pencils, ink | | 1 |
| Tyrus Wong | | 2001 | pencils, ink | | 1 |
| Tyyne Savola | | 2023 | plot, script, pencils, ink | | 1 |
| Tähti Kunttu | | 2023 | pencils, ink | | 1 |
| Túlio Vilela | Brazil | 1993 | plot, script | | 1 |
| U. De Torri | | 1941 | plot, script | | 1 |
| Udo Bernhard | | 2021 | plot, script | | 1 |
| Ugo Bovero | | 1964 | plot, script | | 1 |
| Ugo Stella | | 1995 | plot, script | | 1 |
| Ulderigo Tegani | | 1933 | plot, script | | 1 |
| Ulf Adelsohn | | 1987 | plot, script | | 1 |
| Ulf Nilsson | Sweden | 1977 | plot, script | | 1 |
| Ulf Rahmberg | | 1978 | pencils, ink | | 1 |
| Ulf-Dietmar Ernst | | 1983 | plot, script | | 1 |
| Uli Vogel | | 2004 | plot | | 1 |
| Ulli Herzau | | 2024 | plot, script | | 1 |
| Ulrich Merkl | | 1987 | plot, script | | 1 |
| Ulrich Nagel | | 2026 | plot, script | | 1 |
| Ulrich Paetzold | | 1987 | plot, script | | 1 |
| Ulrich Zander | | 1994 | plot, script | | 1 |
| Ulrika Hafström | | 2004 | pencils, ink | | 1 |
| Umberto Eco | | 1998 | plot, script | | 1 |
| Umberto Vanni d'Archirafi | | 2025 | plot, script | | 1 |
| Unknown Olivares | | | pencils, ink | | 1 |
| Unknown creator Bevilacqua | | 2011 | pencils, ink | | 1 |
| Unknown creator Gonzalez | | 1990 | pencils | | 1 |
| Unknown creator Jonker | | 1982 | plot, script | | 1 |
| Unknown creator Mathilde | | 2021 | plot, script | | 1 |
| Unknown creator Muskovick | Brazil | 1992 | plot, script | | 1 |
| Unknown creator Suzanne | | 2021 | plot, script | | 1 |
| Unto | | 2021 | plot, script, pencils, ink | | 1 |
| Urho | | 2024 | pencils, ink | | 1 |
| Urho 10 v | | 2023 | pencils, ink | | 1 |
| Urho Lius | | 2023 | plot, script, pencils, ink | | 1 |
| Urho Peiponen | | 2021 | pencils, ink | | 1 |
| Ursula O'Steen | | 1997 | plot, script | | 1 |
| Ursula Seyberth-Pflügge | | 1999 | plot | | 1 |
| Ursula Tetens Hoff | Germany | 2016 | plot, script | | 1 |
| Uschi Neuhauser | | 1984 | plot, script | | 1 |
| Ute Kanzok | | 2025 | plot, script | | 1 |
| Uuno | | 2021 | plot, script, pencils, ink | | 1 |
| Uwe Koock | | 1977 | plot, script | | 1 |
| V.E. Bravetta | | 1943 | plot, script | | 1 |
| Vidar Svendsen | | 2013 | plot, script | | 1 |