- 'Ms. Ribble'
- 2224 AD
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- 80-HD
- A Benjamin Krupp
- A Friend Like You
- Alternate Edith Anthrope
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- Alternate Miss Singerbrains
- Alternate Piqua
- Alternate Timeline Little Boy and his Mom
- Alternate Villains
- Alternate timeline Erica Wang
- Alternate timeline Melvin Sneedly
- Alternate timeline Mr. Krupp
- Altitooth
- Ancient Egypt Kids
- Angry mob of offended young, middle-aged, and elderly women
- Animation Tests
- Anti-Evil Zombie Nerd Juice
- Arice
- Ashton Sundholm
- At Tra-la-land!
- Auto-Spoon 2000
- Avocadbro
- Avocadwoe
- Badpun
- Balloon Girl
- Bank Robbers
- Barbara Beard
- Barfilisk
- Barfilisk Baby
- Barfilisk Mom
- Beard family
- Beast Booster 2000
- Ben D'Amico
- Benjamin Franklin
- Benjamin Krupp's Talking Dune Buggy
- Bernice Krupp
- Big Book O' Rules
- Big Daddy Long Johns and Princess Pantyhose
- Big Melvin
- Bigfoot
- Biglyans
- Bill Hoskins
- Billy Bill
- Billy Hoskins
- Billy Hutchins
- Bird-Feeding Guy
- Bizarro characters
- Blah Borelock
- Blisskrieg 2000
- Blissmas is a Thing
- Blood Hat III
- Bo Hweemuth
- Book 'Em Dog Man!
- Book Dav Pilkey
- Book Timeline
- Books
- Boxer Boy and Great-Granny Girdle
- Brainy Blabulous
- Brian Posehn
- Bugg Usalowzgi
- Butt-erflies
- Buzz Tomski and his Crew
- Cafeteria Ladies
- Camoflush
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- Camplafire
- Capcoon 2000
- Captain Blunderpants
- Captain Kruppy the Underpants Kid
- Captain NanoPants
- Captain Pandernuts
- Captain Stretchypants
- Captain Ultrapants
- Captain Underpants
- Captain Underpants' Brain Cells
- Captain Underpants: The First Epic Movie
- Captain Underpants: The First Epic Movie: Official Handbook
- Captain Underpants: The First Epic Movie: Wacky Word Wedgies and Flushable Fill-Ins
- Captain Underpants: Three Outstandingly Outrageous Outings in One
- Captain Underpants: Three Pant-Tastic Novels In One
- Captain Underpants: Two Pant-Tastic Novels in One Full Color!
- Captain Underpants: Two Super-Heroic Novels in One Full Color!
- Captain Underpants: Two Turbo-Charged Novels in One Full Color!
- Captain Underpants: Two Wedgie-Powered Novels in One Full Color!
- Captain Underpants (Disambiguation)
- Captain Underpants (Koji Matsumoto song)
- Captain Underpants And The Perilous Plot of Professor Poopypants
- Captain Underpants Theme
- Captain Underpants Three More Wedgie-Powered Adventures in One
- Captain Underpants Unnamed 2 Book In One Compilation
- Captain Underpants and the Attack of the Talking Toilets
- Captain Underpants and the Attack of the Talking Toilets (comic)
- Captain Underpants and the Big, Bad Battle of the Bionic Booger Boy - Part 2: The Revenge of the Ridiculous Robo-Boogers
- Captain Underpants and the Big Bad Battle of the Bionic Booger Boy - Part 1: The Night of the Nasty Nostril Nuggets
- Captain Underpants and the Frenzied Farts of Flabby Flabulous (comic)
- Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space (and the Subsequent Assault of the Equally Evil Lunchroom Zombie Nerds)
- Captain Underpants and the Night of the Living Lunch Ladies
- Captain Underpants and the Pied Pooper of Piqua
- Captain Underpants and the Preposterous Plight of the Purple Potty People
- Captain Underpants and the Revolting Revenge of the Radioactive Robo-Boxers
- Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot
- Captain Underpants and the Terrifying Return of Tippy Tinkletrousers
- Captain Underpants and the Terrifying Tale of the Tattle-Tron 2000
- Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000
- Captain Underpants and the War of the Wily Wonder Nerd
- Captain Underpants and the Wrath of the Wicked Wedgie Woman
- Captain Underpants and the Wrath of the Wicked Wedgie Woman (comic)
- Carl
- Cash Networth
- Cat Kid Comic Club
- Cat Kid Comic Club: Collaborations
- Cat Kid Comic Club: Influencers
- Cat Kid Comic Club: On Purpose
- Cat Kid Comic Club: Perspectives
- Caveland
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- Cheerleaders
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- Choog
- Chris Miller
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- Chupacabra
- Cindy Sneedly
- Clancy Brown
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- Claylossus
- Clayzee
- Cloggernaut
- Clogneta
- Coffee shop
- Colonel Urinal
- Combine-O-Tron 2000
- Combotato
- Comic Narrator
- Connor Mancini
- Cool Melvin Sneedly
- Cool Owl Shirt
- Cosmicops
- Crackers
- Crane Operator Guy
- Creeply Rattlechains
- Crocobats
- Cruelius Sneezer
- DJ Drowsy Drawers
- DNAwol 2000
- Danderellla
- Danger Crib 2000
- Danger Dog
- Dante
- Dav Pilkey
- Dav Pilkey's Supa Epic Comic Creator
- David Soren
- Dayci Brookshire
- Dazjon Freeman
- Dee Dee Rescher
- Deputy Dangerous
- Deputy Doo Doo
- Detroit, Michigan
- Diaper Dog
- Diaperado
- Diarrhea Faced Idiot
- Diddlysaurus
- Dierdre
- Dilbert Dinkle
- Dinosaur Made of Fire
- Dippy
- Doctor
- Doctor Diaper
- Doctor Diaper's robots
- Dog-Cat
- Dog Man
- Dog Man: A Tale of Two Kitties
- Dog Man: An Epic Novel
- Dog Man: Big Jim Begins
- Dog Man: Brawl of the Wild
- Dog Man: Fetch-22
- Dog Man: For Whom the Ball Rolls
- Dog Man: Grime and Punishment
- Dog Man: Guide to Creating Comics in 3D
- Dog Man: In The Tongue of Justice
- Dog Man: Lord of the Fleas
- Dog Man: Mothering Heights
- Dog Man: The Bark Knight Cometh
- Dog Man: The Canine Crusader
- Dog Man: The Scarlet Shedder
- Dog Man: Three Stories in One
- Dog Man: Twenty Thousand Fleas Under the Sea
- Dog Man: Unleashed
- Dog Man (Book)
- Dog Man (character)
- Dog Man (film)
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- Dog Man (series)
- Dog Man Squishy Book
- Dog Man With Love: The Official Coloring Book
- Dog Man and Cat Kid
- Dog Man and the League of Misfits
- Dog Man and the Wrath of Petey
- Dog Walker Guy
- Dogmoblie
- Dohlar
- Donny Shoemyer
- Doom Dome
- Dr. Bagufwind
- Dr. Chalice Aristocrab
- Dr. Disgruntled
- Dr. Mentor
- Dr. Shifty Fitzgibbons
- Dr. Will Boryew
- Dream Camp
- Dreamworks Animation SKG, Inc.
- Dressilia
- Dressy Killman
- Dupe Licitous
- Earth
- Ed Helms
- Edith
- Elevapor 2000
- Elitinati Academy
- Endings
- Epic Choice-O-Rama Choices
- Erica Luttrell
- Erica Wang
- Evan Kishiyama
- Ever Heard of the Sidewalk Woman
- Everything Except Fabric Softener
- Evil Dav Pilkey
- Evil George & Evil Harold's 3-D Hypno-Ring
- Evil George Beard
- Evil George and Harold's Treehouse
- Evil Harold Hutchins
- Evil Sulu
- Evil Tree House Comics, LLC.
- Evil Zombie Nerds
- Extra-Cheesy CD o' Fun
- Extra-Strength Super Power Juice
- Extra Crunchy CD o' Fun
- F.U.N.C
- FLUSHER
- Fabric softener
- Factory-Tron 2000
- Faker Quaker 2000
- Fantasee-er 2000
- Fart-A-Tart
- Fart (The Fart That Ate Detroit)
- Fartquake and The Flusher
- Finders-Reapers 2000
- Fingers the Petty Thief Panther
- Finkstein Noviz
- Fishy Chips
- Flabby Flabulous
- Flash Games
- Flexo-Growmonic Endoskeleton
- Flip-O-Rama
- Floating In Space
- Forgetchamacallit 2000
- France
- Frank's Bank
- Frank Welker
- Frankenbooger
- Frankenfart vs. The Bionic Barf Bunnies from Diarrhea Land
- Fred Tatasciore
- Freddie Moore
- Free-To-Be-Bee 2000
- Free Floating
- Fresh Start
- Frosted Sugar Doodles
- Furculees
- Gak Shadowski Jones
- Gas and Git Station
- Gaylord Sneedly
- Genie S. Bailey
- George Beard
- George Beard's Treehouse
- George and Harold's Emotions
- Georgewick Beardington III
- Gerbil Jogger 2000
- Giant-Evil Sulu
- Gigantic, Glow-In-The-Dark, Robo-Squid
- Girl Wearing Hexagonal Glasses
- Giuseppe
- Gluk Jones
- Go Poopypants!
- GoatGetter 2000
- Gooch
- Goody Two-Shoes Girl
- Goosy-Grow 4000
- Goppernopper
- Goppernopper's Guards
- Goppernopper's throne
- Goppernopper City
- Goppernopper Enterprises
- Goppernopper Tower
- Gorilla
- Gorilla Lawyer
- Grace Hutchins
- Grace Wain
- Grampa
- Graviseize-2000
- Greego
- Greego and Dohlar's treehouse
- Grey Griffin
- Grow-it-Alter 3000
- Gumbalina Toothington
- Guy Mowing The Grass
- Guy Running for His Life
- H2O Bliterater 2000
- Hack-O-Ween Balloons
- Hahaguffawchuckleamalus
- Hairy Potty
- Hairy Potty and the Underwear of Justice
- Haley Comet
- Hallelujah
- Halloween is Canceled
- Ham Nog
- Hangry Hypnosinger
- Hank
- Harold Hutchins
- Harold and George are Grownups Song
- Harolding Hutchinsworth lll
- Heidi Hutchins
- Helen Copter
- Home
- Homework Hydra
- Hooray for Captain Underpants
- Hoppy McChapper
- Horwitz Jerome Elementary School
- Hugo Mouthingwad
- Hunt Catchmore
- Hwo Beemuth
- I'ke Mitchell
- I'm Smarter Than You
- I'm The Captain
- Ice Cream Girl
- Iffypedia
- In a Robot-Wedgie Free World
- Inanimaitator 2000
- Inedible Hunk
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