- Tummi Gummi
- Tune Squad
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- Turbo Sonic
- Turbo Theo (Sesamstrasse)
- Turk Tarpit
- Turles
- Turtle
- Turtles (Pucca)
- Tutenstein
- Tutter
- Tux
- Tweaky
- Tweet (Toonbo)
- Twig
- Twilight Sparkle
- Twilight Sparkle (PONY.MOV)
- Twilight Sparkle (Sci-Twi)
- Twinkle (Kidz Bop)
- Twirlie
- Twist
- Twisting Tiger
- Twitch
- Two-Cat
- Two-Face
- Two-Headed Parrot
- Two-Toed Jack
- Two Little Ducky Birds
- Twyla
- Ty Sabrewing
- Ty and Indy Sabrewing
- Tyke
- Tyler
- Tyler (Total Drama)
- Tyler Barrol
- Tyler Brennan
- Tyler Lockwood
- Tyrael
- Tyrannosaurus
- Tyrannosaurus Rex
- Tyrion Lannister
- Tyrone (The Backyardigans)
- Tyrone King
- Ugandan Knuckles
- Ugetsu Murata
- Ugga Crood
- Ugly Barrow
- Ugly Failures
- Ugly Mug
- Uki Sawatari
- Ukyo
- Ukyo (Metal Max 4: Moonlight Daiva)
- Ulric (Glitter Force)
- Ulrich Stern
- Ultear Milkovich
- Ultimate Shenron
- Ultimate Sigma
- Ultra Dark-Killer
- Ultra Lord
- Ultraman Tregear
- Ultron
- Umah
- Umi Matsuzaki
- Umi Ryuuzaki
- Uncle Deadly
- Uncle Dumpling
- Uncle Grandpa
- Uncle Kelvin
- Uncle Max
- Uncle Miao
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- Uncle Pockets
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- Uncle Traveling Matt
- Uncle Undercover
- Undead Artix
- Underdog
- Underfist
- Undertaker
- Undying Fury
- Undyne
- Uni-Cyclops
- Uni-Kitty
- Unikitty
- Unikitty (The Lego Movie)
- Unintelligible Tutor
- Uniqua (The Backyardigans)
- Unique Adams
- Unk
- Unused Characters
- UrAc
- UrAmaj
- UrIm
- UrNol
- UrSkeks
- UrSol
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- UrTih
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- UrYod
- UrZah
- Uranus
- Urara Kasugano
- Urara Kasugano (Sabagebu!)
- Urgo
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- Ursula
- Ursula (Dinosaur King)
- Ursula Crowe
- Ushio Kazama
- Ushio Okazaki
- Usopp
- Uta
- Utena Tenjou
- Utility Belt Buzz
- Uzura Kitaurawa
- V
- Vaggie
- Vaice
- Val McGrath-Dufresne
- Valentino
- Valerie Brown
- Vali Lucifer
- Valka's Bewilderbeast
- Valtiel
- Vambre Warrior
- Van Dogh
- Van Hohenheim
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- Van der Haan
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- Vanaxx
- Vandala Doubloons
- Vanellope von Schweetz
- Vanessa Doofenshmirtz
- Vanessa Lutz
- Vanessa Van Pelt
- Vaporeon
- Vasilla Saltinsky
- Vasquez
- Vastatosaurus Rex
- Vaughan Kendalls
- Vector Perkins
- Vegeta
- Vegicioku
- Velma Dinkley
- Velma Dinkley (Scooby Doo! Mystery Incorporated)
- Velvet
- Velvet Von Black
- Venom
- VenomMyotismon
- Venom (Comics)
- Venom (Spider-Man 3)
- Venomark
- Venomous Drool
- Ventriloquist
- Venus (TMNT)
- Venus McFlytrap
- Verminious Snaptrap
- Vernon Dursley
- Veronica (The Muppets)
- Veronica Buzzard
- Veronica Fisher
- Veronica Lodge
- Vert
- Veruca Salt
- Vexor (Big Bad Beetleborgs)
- Vibri
- Vic (Tellur Aliens)
- Vicenzo Brancaleone
- Vicious The Echidna
- Vicki Donovan
- Vicky
- Victor (Victor and Valentino)
- Victor (creepshow)
- Victor Best
- Victor Crowley
- Victor Fries (Gotham)
- Victor Olsen
- Victor Quartermaine
- Victor Van Dort
- Victor Veloci
- Victor Weems
- Victor the Goat
- Victoria
- Victoria (Scary Larry)
- Victoria Best
- Vienna Lorner
- Vigo
- Vijay Maraj
- Vijay Patel
- Viktor Krum
- Vilemon
- Villainous Vultures
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