This category is only for fictional characters from Cartoon Network.
IMPORTANT: Do not add characters from television series that aired on Cartoon Network, but are not produced by Cartoon Network. For example, the Looney Tunes cast, Johnny Test, any member of the Teen Titans, Tom and Jerry, Scooby-Doo, and Batman.
All items (804)
M
- Mandy (The Grim Adventures of Billy & Mandy)
- Mao Mao
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- Marceline Abadeer
- Margaret Smith
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- Marina Smithers
- Marshmallow (Annoying Orange)
- Marty (Steven Universe)
- Mary (Loo Loo Kids)
- Mary Wendle
- Maudie Ferris
- Maurice (Codename: Kids Next Door)
- Max (Loo Loo Kids)
- Mee Mee
- Mega Pearl
- Megas
- Mel Sumouski
- Melanie Baker
- Mia Hansen
- Midget Apple
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- Mina Monroe
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- Misaki Onuki-Yoshimura
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- Mojo Jojo
- Mole-Stache
- Mom Unit
- Moose
- Mordecai
- Mort
- Mouse (Foster’s Home for Imaginary Friends)
- Mr. Bean
- Mr. Boss
- Mr. Bump
- Mr. Cardsley
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- Mr. Fryman (Steven Universe)
- Mr. Happy
- Mr. Herriman
- Mr. Hornbill
- Mr. Jelly
- Mr. Nervous
- Mr. Rivers
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- Mr. Stubborn
- Mr. Tickle
- Mrs. Cow (Adventure Time)
- Mrs. Warthog
- Ms. Endive
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- Mung Daal
- Munroe (Babar and The Adventures of Badou)
- Muriel Bagge
- Muscle Princess
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- Myron Giant
- Mystique Sonia
N
O
- Obsidian
- Ocean Jasper
- Octi
- Odie
- Officer Murphy
- Oggy
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- Old Man Rivers
- One Eye Cy
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- Onion
- Onion (Steven Universe)
- Opal
- Ophelia Ramirez
- Orange Spodumene
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- Orochimaru (Naruto)
- Otto Osworth
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P
- Padmé Amidala
- Padparadscha
- Panda Bear
- Panini
- Passion Fruit
- Patsy Smiles
- Patti Mayonnaise
- Paul (Loo Loo Kids)
- Peanut Butter
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- Pear
- Pearl (Steven Universe)
- Pedro Pony
- Peedee Fryman
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- Penny Fitzgerald
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- Peridot (Steven Universe)
- Pesky Dust
- Peter (Loo Loo Kids)
- Peyo and Pico
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- Phil Funnie
- Pig (Hi Hi Puffy AmiYumi)
- Pig (Johnny Test)
- Pig (Scaredy Squirrel)
- Pig (Sheep in the Big City)
- Pig (Super Why)
- Piglets
- Pikachu
- Pinecone Cola
- Pink Pearl
- Pinky (Johnny Bravo Goes to Bollywood)
- Pisgetti
- Platypus Brothers
- Poggle the Lesser
- Pokey Toehair
- Pong Krell
- Potty Mouth
- Pre Vizsla
- Preparation Ape
- Prince (Trick Moon)
- Prince Gumball
- Princess Bubblegum
- Princess Morbucks (The Powerpuff Girls 1998)
- Princess Pea
- Priscila Jones
- Professor Utonium
- Professor Venomous
- Professor XXXL
- Prosecuting Zircon
- Puppycorn
R
- Rachel T. McKenzie
- Rachel Wilson
- Rad Dudesman
- Rainbow Quartz
- Rainbow Quartz 2.0
- Raj (Camp Lazlo)
- Ranger Rocky
- Ranger Tabes
- Rath (Ben 10)
- Red (Foster's Home for Imaginary Friends)
- Red Guy
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- Rhodonite
- Richard (Unikitty!)
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- Rigby
- Ringo Rango
- Ripjaws
- Roach
- Robert (The Dangers of Love)
- Robot Jones
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- Robotgirl
- Rocky (LooLoo Kids)
- Rod Tango
- Roger Klotz
- Ronaldo Fryman
- Rook Blonko
- Rose Quartz
- Rosie Randell
- Ruby (Steven Universe)
- Rutile Twins