| Character/s | Species | Comic | Creator | Notes |
| Anathème Percemiche | Rat | Sibylline | Raymond Macherot | A huge black rat, who is the major antagonist in the series.[1] |
| Anthracite | Rat | Chlorophylle | A huge black rat who is Chlorophylle's nemesis.[2] |
| Argus | Rat | Tom Poes | Marten Toonder | Anthropomorphic rat who works as the sensation-crazy journalist of various newspapers of Rommeldam. He is a nephew of Alexander Pieps.[3] |
| Atomic Mouse | Mouse | Atomic Mouse | Al Fago | Once a normal mouse, shrunk by an evil magician and given U-235 pills that grant him super powers, which he uses in his fight for justice against the evil Count Gatto. |
| Baron Rat | Rat | Mr. Crypt | Troy Vevasis, Aleksandar Jovic | Mr. Crypt's pet and best friend, who was discovered in an abandoned shack. |
| Biggs | Mouse | Donyatsu | | |
| Diddl | Mouse | Diddl | Thomas Goletz | A white 'Jumping Mouse', with big ears and large pink-soled feet allowing him to jump large distances. |
| Dinkan | Mouse | Dinkan | N. Somashekharan and artist Baby | He was genetically modified with superpowers by experimenting alien scientists. |
| Dorknoper | Hamster | Tom Poes | Marten Toonder | Anthropomorphic hamster who works as a rule-obsessed government employee.[4] |
| Gwendolyn | Mouse | Mouse Guard | David Petersen | The supreme matriarch of the Mouse Guard. |
| Johnny Mouse | Mouse | Johnny Mouse | Clifton Meek | Mouse who inspired Walt Disney to create Mickey Mouse.[5] |
| Katie Country Mouse | Mouse | The Nursery Rhymes of Katie Country Mouse | Philip Mendoza[6] | Protagonist in a nursery rhyme text comic, published in Tiny Tots. |
| Lance Lumiere | Mouse | Hoshi no Samidare | Satoshi Mizukami | |
| Little Cheese | Mouse | Captain Carrot and His Amazing Zoo Crew! | Roy Thomas, Scott Shaw | An anthropomorphic mouse from Earth-C-Minus and a member of the Zoo Crew who gained the ability to shrink after eating experimental cheese. He is later killed by Dark Alley, an evil clone of his teammate Alley-Kat-Abra.[7] |
| Maisie Mouse | Mouse | Bobby Bear | Kitsie Bridges, Dora McLaren, Wilfred Haughton, Meg. | Friend of Bobby Bear. |
| Marmaduke Mouse | Mouse | Marmaduke Mouse | Ernie Hart | An adventurous diaper-wearing mouse who serves the lion, King Louie. Published by Quality Comics. |
| Max Mouse | Mouse | Slylock Fox & Comics for Kids | Bob Weber Jr. | Shylock's assistant who corrects his errors. Max wears pink shorts and a matching bowler hat. |
| Willie Mouse | Mouse | Rupert Bear | Mary Tourtel | A good friend of Rupert.[8] |
| Minimum | Mouse | Chlorophylle | Raymond Macherot | Best friend of Chlorphylle.[9] |
| Mitron XIII | Mouse | White mouse who is the king of Coquefredouille.[10] |
| Ol'Mouse | Mouse | Pogo | Walt Kelly | |
| The Pacush Blues rats | Rats | Pacush Blues | Ptiluc | A group of nameless rats who function as a satirical metaphor for humans.[11] |
| Alexander Pieps | Mouse | Tom Poes | Marten Toonder | Anthropomorphic mouse who works as an assistant to professor Prlwytzkofsky, yet often sighs that he would rather have a different job. He is a nephew of Argus. |
| Pip | Mouse | Pellefant | Rune Andréasson | Pellefant's best friend and help in need. |
| Rat | Rat | Pearls Before Swine | Stephan Pastis | A narcissistic, misanthropic rat, and is an antihero. He frequently breaks the fourth wall, as well as being aware of his implementation as a fictional comic strip character. |
| Rastus Mouse | Mouse | Rupert Bear | Alfred Bestall | Cousin of Willie Mouse.[12] |
| Ratbert | Rat | Dilbert | Scott Adams | A rat subject to cruel scientific experiments, but escaped and took refuge in Dilbert's house. |
| Rat-Man | Rat | Rat-man | Leo Ortolani | Anthropomorphic male rat, an inept superhero originally conceived as a parody of Batman. |
| Setsuko | Mouse | Cinderalla | Junko Mizuno | |
| Sibylline | Mouse | Sibylline | Raymond Macherot | Anthropomorphic female mouse who lives in the forest.[13] |
| Snuffelgraag en Knagelijntje | Mice | Snuffelgraag en Knagelijntje | Gerrit Rotman | Two mice who are siblings. Snuffelgraag is a boy, Knagelijntje a girl. The series was later retitled as Piepneus en Bibbersnoet.[14] |
| Socratov | Mouse | Birre Beer | Phiny Dick, Ton Beek, Eiso Toonder, Andries Brandt | Good friend of Birre the bear.[15] |
| Stewart the Rat | Rat | Stewart the Rat | Steve Gerber and Gene Colan | |
| Space Mouse | Mouse | Space Mouse | Walter Lantz | A space agent who prevents the Felinia cats from invading the mice of Rodentia. |
| Splinter | Rat | Teenage Mutant Ninja Turtles | Kevin Eastman and Peter Laird | An anthropomorphic rat and the sensei of the Turtles. |
| Squeak | Mouse | Garfield | Jim Davis | A semi-regular little grey mouse. Since Garfield is too lazy to be bothered with mousing, he and Squeak have become good friends. |
| Squeak | Mouse | Squeak the Mouse | Massimo Mattioli | A violent and murderous version Jerry Mouse who frequently kills the cat, but also gets murdered himself.[16] |
| Stephanie | Mouse | Winifred and Stephanie | Philip Mendoza[17] | Protagonist in a nursery rhyme text comic, published in Once Upon A Time. |
| Supermouse | Mouse | Supermouse | | Pines comics and Coo Coo comics. His superpowers are activated only by a special kind of cheese. |
| Taboum | Mouse | Sibylline | Raymond Macherot | Anthropomorphic mouse who is Sibylline's partner.[18] |
| Teddy Tail | Mouse | Teddy Tail | Charles Folkard,[19] Harry Folkard,[20] Herbert Sidney Foxwell,[21] Arthur Potts,[22] William St. John Glenn[23] | Anthropomorphic forest mouse who has a knot in his tail. His adventures ran in The Daily Mail.[24] |
| Pastuiven Verkwil | Rat | Tom Poes | Marten Toonder | Anthropomorphic rat who owns a button factory and is quite frustrated and easily agitated. |
| Mrs. Whisker | Mouse | Teddy Tail | Charles Folkard,[25] Harry Folkard,[26] Herbert Foxwell, Arthur Potts,[27] William St. John Glenn[28] | Guardian figure for Teddy Tail and his friends.[29] |
| Winifred | Mouse | Winifred and Stephanie | Philip Mendoza[30] | Protagonist in a nursery rhyme text comic, published in Once Upon A Time. |
| Zedekia Zwederkoorn | Mouse | Tom Poes | Marten Toonder | Anthropomorphic mouse who is an untrustworthy lawyer. |
| Jerry | Mouse | Tom & Jerry | Hanna-Barbera | Jerry is a mouse who always seems to outwit Tom (the cat) and win. |