1 Chuckie Finster - Rugrats
His mother died when he was born and he also had to live with a step mother, had no biological brother or sister and generally never got to saw his biological mother that much before she died.
2 Butters - South Park
Leopold "Butters" Stotch is a fictional character in the animated television series South Park. He is voiced by series co-creator Matt Stone and loosely based on co-producer Eric Stough.
His parents are abusive and he was born on September 11th do I need to say more?
3 Helga Pataki - Hey Arnold
Helga Pataki is a character from the 90s Nickelodeon cartoon Hey Arnold created by Craig Bartlett. She's known for being bossy and being a bully to most kids she encounters. However she's secretly loves Arnold despite the fact she acts bitter around him to keep her secret. She will often pull out a ...read more.
Her parents neglected her in favor of Olga as a young kid, and it's revealed her bullying is a defense mechanism. - KalloFox34
Helga on the Couch... enough said.
4 Raven - Teen Titans
Raven is a fictional superheroine appearing in American comic books published by DC Comics. The character first appeared in a special insert in DC Comics Presents #26, and was created by writer Marv Wolfman and artist George Pérez.
Self explantory at most...
5 Ice King - Adventure Time
The Ice King is a character in the American animated television series Adventure Time. A supposedly evil wizard capable of creating and manipulating ice and snow, he is the self-proclaimed king of the Ice Kingdom, a land of ice he claimed as his own and lives in in company of many penguins.
Ice King's backstory is very tragic and sad, but that's what makes it so deep and amazing. Marceline should also be included in this list. I feel like her story is sadder than most of these characters.
"I Remember You", do I need to say more?
6 Wilt - Foster's Home for Imaginary Friends
The episode "Good Wilt Hunting" says it all really.
7 Timmy Turner - Fairly Odd Parents
Timothy "Timmy" Tiberius Turner is a ten-year old boy who is a fictional character and the main protagonist of the American animated series The Fairly OddParents created by Butch Hartman for Nickelodeon.
Mainly the earlier seasons before Poof, or Sparky came long or even Chloe... he was and still is neglected by his parents, bullied, and even rejected by the one he loves and I think I don't need to go in more depth.
8 Rosalina - Mario
Rosalina, known as Rosetta in Japan, is a major character in the Mario Bros . Franchise . She first appeared in the popular Mario Game, Super Mario Galaxy in 2007 for the Nintendo Wii and later returned for the game's sequel in 2010 . Since then, she has been featured in many main-series Mario Games ...read more.
9 Cyborg - Teen Titans
In the original Teen Titans, excluding GO! Cyborg was once a normal human, but after a horrific accident nearly killed him. He had to be saved with cybernetics.
10 Courage - Courage the Cowardly Dog
Courage is a fictional character and the titular protagonist of the Cartoon Network animated series, Courage the Cowardly Dog.
11 Heffer Wolfe - Rocko's Modern Life
Heffer Wolfe is a fictional character on the cartoon Rocko's Modern Life and the comic book series of the same name.
Left abandoned to die, starving. Then his wolf family found him, with the initial plans to eat him. Fortunately, they grew to love him. Also, his biological father turned out to be heartless. - KalloFox34
12 Pacifica Northwest - Gravity Falls
Pacifica Northwest is a character in the cartoon Gravity Falls made by Alex Hirsch. She's known for being rich and hating Mabel.
At first she seems like a spoiled know it all brat, but as the series progressed you see why she acted the way she did.
13 Odie - Garfield
Odie is a fictional dog who appears in the comic strip Garfield by Jim Davis. He has also appeared in the animated television series Garfield and Friends and The Garfield Show.
His original owner abandoned him and left him without a trace enough said.
14 Ken Ichijouji - Digimon 02
15 Mao Mao - Mao Mao Heroes of Pure Heart
16 Chirin - Ringing Bell
17 Charizard - Pokémon
Charizard, known in Japan as Lizardon, is a Pokémon species in Nintendo and Game Freak's Pokémon franchise. Created by Ken Sugimori, Charizard first appeared in the video games Pokémon Red and Blue and subsequent sequels. They have later appeared in various merchandise, spinoff titles and animated ...read more.
Ash's Charizard, specifically. Abandoned by his old trainer, who knew full well that if a Charmander's tail burns out, it will die, but didn't care. - KalloFox34
18 Lena De Spell - DuckTales (2017)
Spoilers for season 1 of DuckTales (2017):
Lena is Magica De Spell's shadow given physical form in order to basically be her own personal slave. To make matter worse, Lena has her own mind and emotions and was born a teenager. Enough said...
19 Denzel Crocker - Fairly Odd Parents
Denzel Quincy Crocker is a fictional character from the American animated series The Fairly OddParents created by Butch Hartman for Nickelodeon. He is the mentally unstable school teacher of Timmy and is one of the main antagonists in the series.
20 Mimikyu - Pokémon
Mimikyu is a Pokémon species in Nintendo and Game Freak's Pokémon franchise. It is a Ghost and Fairy type whose ability, disguise, allows it to take one hit without taking damage
Mimiku was once a Pikachu until he was stripped of his/her cuteness.Has no friends aside from Team Rocket.Meowith was scared and paralyzed by the sight of him
21 Hexadecimal - ReBoot
22 Atlas - Astro Boy
23 HIM - The Powerpuff Girls
24 Roberto - Futurama
He was created in an attempt to make an unstable robot, but it went horribly right. - KalloFox34
25 Sideshow Bob - Simpsons
Dr. Robert Underdunk Terwilliger, better known as Sideshow Bob, is a recurring character in the animated television series The Simpsons.
Abused by Krusty for years, so he took action by disguising himself as Krusty and committing armed robbery. - KalloFox34
26 Diane Simmons - Family Guy
27 Cozy Glow - My Little Pony: Friendship is Magic
28 Azula - Avatar: The Last Airbender
Princess Azula is a fictional character and antagonist of Nickelodeon's animated television series Avatar: The Last Airbender.
29 Frieza - Dargon Ball Z
Freeza (Pronounced "Frieza" in the Funimation dub) is fictional character in the Dragon Ball series by Akira Toriyama as the primary antagonist of the Freeza Saga. He is a galactic tyrant who governs the Planet Trade Organization and is feared by the universe for his sadistic and brutal nature. He is ...read more.
30 Father - Codename: Kids Next Door