| Alla ricerca della pietra zodiacale | 1990 | Bruno Sarda, Franco Valussi | Story | 347 | Italy | 355 |
| Topolino e la canzone di Nerone | 1990 | Carlo Panaro, Sergio Asteriti | Story | 44 | Italy | 53 |
| The Prince and the Pauper | 1990 | Scott Saavedra, Roberto Santillo | Story | 64 | Disney Comics | 47 |
| Crossbone Island | 1990 | Floyd Norman, Alex Howell | Newspaper strip | 24 | Daily strips (US) | 41 |
| Topolino e la spada del tempo | 1990 | Massimo Marconi, Giorgio Cavazzano | Story | 51 | Italy | 38 |
| Pluto goes Skyhigh | 1990 | Peter Härdfeldt, Ignasi Calvet Estéban | Story | 6 | Denmark | 27 |
| Paperino e le concatenazioni imprevedibili | 1990 | Rudy Salvagnini, Alessandro Gottardo | Story | 26 | Italy | 25 |
| The Time Transmuter | 1990 | Floyd Norman, Alex Howell | Newspaper strip | 18 | Daily strips (US) | 23 |
| Beam Me Up! | 1990 | Tom Anderson, Tino Santanach Hernandez | Story | 13 | Denmark | 22 |
| Topolino e i giochi stellari | 1990 | Bruno Concina, Lino Gorlero | Story | 31 | Italy | 22 |
| Topolino e il panettone artigianale | 1990 | Carlo Panaro, Giampiero Ubezio | Story | 31 | Italy | 20 |
| Pluto and the Singing Cat | 1990 | Michael Begovich, Bernardo Serrat | Story | 1 | Denmark | 18 |
| A Dog's World | 1990 | Bob Bartholomew, Tello-Team | Story | 6 | Denmark | 18 |
| The Spacemen | 1990 | Floyd Norman, Alex Howell | Newspaper strip | 18 | Daily strips (US) | 18 |
| Natural Justice | 1990 | Paul Halas, Cèsar Ferioli Pelaez | Story | 6 | Denmark | 17 |
| The Tiger Trapper | 1990 | Jack Sutter, Cèsar Ferioli Pelaez | Story | 5 | Denmark | 17 |
| Topolino personaggio vincente | 1990 | Carlo Panaro, Sergio Asteriti | Story | 71 | Italy | 15 |
| Untitled cover | 1990 | David Pacheco | Cover | 2 | Disney Comics | 15 |
| Pluto's Scratcher | 1990 | Michael Begovich, Tino Santanach Hernandez | Story | 1 | Denmark | 14 |
| Like Dog, Like Master | 1990 | Jack Sutter, Ignasi Calvet Estéban | Story | 3 | Denmark | 14 |
| Paperino un'avventura molto canina | 1990 | Maurizio Amendola | Story | 21 | Italy | 14 |
| Untitled cover | 1990 | Hjemmet Oslo, Tello Art | Cover | 1 | Denmark | 13 |
| Untitled cover | 1990 | Tello Art | Cover | 1 | Denmark | 12 |
| Hvem har gemt sig? | 1990 | Tino Santanach Hernandez | Game or puzzle | 1 | Denmark | 11 |
| Nosey Pluto | 1990 | Michael Begovich, Tino Santanach Hernandez | Story | 1 | Denmark | 11 |
| "Souvenirs, souvenirs" | 1990 | Alain Clément, Marçal Abella Brescó | Story | 9 | France | 11 |
| Untitled cover | 1990 | Patrice Croci | Cover | 1 | France | 11 |
| The Big Fall | 1990 | Lee Nordling, Stephen DeStefano | Story | 14 | Disney Comics | 10 |
| Untitled cover | 1990 | Hjemmet Oslo, Tello Art | Cover | 1 | Denmark | 9 |
| Rätselhafte Urzeit | 1990 | | Game or puzzle | 2 | Germany | 9 |
| Untitled cover | 1990 | Studio Bonnet | Cover | 1 | Denmark | 8 |
| Tip e Tap e l'invasione carnevalesca | 1990 | Carlo Panaro, Massimo Dotta | Story | 32 | Italy | 8 |
| Untitled cover | 1990 | Tello Art | Cover | 1 | Denmark | 7 |
| Walking The Dog | 1990 | Michael Begovich, Tino Santanach Hernandez | Story | 1 | Denmark | 7 |
| "Un ange gardien nommé Pluto" | 1990 | Philippe Gasc, Gen-Clo | Story | 10 | France | 7 |
| Ferien-Fun Poster | 1990 | | Illustration | 4 | Germany | 7 |
| Untitled illustration | 1990 | Sergio Asteriti | Illustration | <1 | Italy | 7 |
| Untitled cover | 1990 | Roberto Santillo | Cover | 1 | Italy | 7 |
| Mickey Mouse's Family Album | 1990 | Tom Yakutis, Carlos Paura | Story | 8 | Disney Studio (foreign market stories) | 7 |
| Untitled cover | 1990 | Tello Art | Cover | 2 | Denmark | 6 |
| Natale 1990 | 1990 | | Cover | 1 | Italy | 6 |
| Mickey Mouse Tries Art | 1990 | | Story | 4 | Disney Studio (foreign market stories) | 6 |
| Untitled newspaper strip | 1990 | | Newspaper strip | 1 | Sunday pages (US) | 6 |
| Untitled cover | 1990 | Hjemmet Oslo, Tello Art | Cover | 1 | Denmark | 5 |
| Dix différences | 1990 | Henri Dufranne | Game or puzzle | <1 | France | 5 |
| Sledloads of Happiness | 1990 | Carl Barks | Illustration | <1 | Non-Disney and/or non-comics | 5 |
| Es prohibida la entrada de perros sin collar | 1990 | Euclides K. Miyaura | Cover | 1 | Brazil | 4 |
| Untitled cover | 1990 | Euclides K. Miyaura | Cover | 1 | Brazil | 4 |
| Crayon Crazy! | 1990 | Jordi Sanchis | Game or puzzle | 1 | Denmark | 4 |
| "S.O.S. animaux" | 1990 | Philippe Gasc, Gen-Clo | Story | 9 | France | 4 |
| La 2000e aventure du Journal de Mickey | 1990 | Didier le Bornec, Claude Marin | Story | 11.8 | France | 4 |
| Untitled cover | 1990 | Giovan Battista Carpi | Cover | 1 | Italy | 4 |
| Il bosco ha bisogno di noi | 1990 | Roberto Santillo | Cover | 1 | Italy | 4 |
| Sac d'os | 1990 | | Game or puzzle | <1 | France | 3 |
| Test - As-tu le sens de l'humour ? | 1990 | | Game or puzzle | 1 | France | 3 |
| As-tu du flair ? | 1990 | | Text story | 1 | France | 3 |
| Pensées | 1990 | | Game or puzzle | <1 | France | 3 |
| Test - Serais-tu un bon vétérinaire ? | 1990 | | Game or puzzle | 1 | France | 3 |
| Paperino e la pila galattica | 1990 | Fabio Michelini, Comicup Studio | Story | 34 | Italy | 3 |
| Untitled cover | 1990 | Rick Hoover | Cover | 1 | Disney Comics | 3 |