1 Finn - Adventure Time
How exactly is he ugly? - SheepBuggy
He is ugly! - MichaelAftonUTTP
He's not ugly
How how HOW?!
2 Gazpacho - Chowder
3 Princess Bubblegum - Adventure Time
Princess Bonnibel Bubblegum of the Candy Kingdom is a fictional character in the Adventure Time animated series on the Cartoon Network.
4 Horace - The Problem Solverz
Ugh.. The character designs in this show were horrible. They looked like they were done in MS Paint, with no effort whatsoever.. - PoopyPants
5 The Rat King - Teenage Mutant Ninja Turtles (2012)
How Finn is number 1 is stupid. This guy defines ugly. - 445956
6 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.
7 Terrence - Foster's Home for Imaginary Friends
8 Buddy Huxton - The Problem Solverz
9 'Lil Gideon - Gravity Falls
10 Soos - Gravity Falls
He's hilarious and this show is INCREDIBLE! But Soos is so fat and ugly! It's funny! It's not bad, it's just kinda funny! Ugh, I love Soos - maddyparrot22
Soos is a nice character even if he is ugly, I think it just tells you not to judge someone by their looks - SheepBuggy
11 Aunt Figg - Tom & Jerry: The Movie
She looks like Ursula from little mermaid. She's so ugly, fat and well just ugly. Who would marry her.
12 Numbuh 2 - Codename: Kids Next Door
13 Muscle Man - The Regular Show
Mitchell (Mitch) "Muscle Man" Sorrenstein is the sixth main character of Regular Show. He is one of the groundskeepers of the Park. He is a middle-aged, green, strong, and obese human, who is often seen with his best friend, Hi Five Ghost. Muscle Man made his first debut as a cameo character in the ...read more.
14 Bloo - Foster's Home for Imaginary Friends
Bloo is one of many lovable and eccentric characters in Cartoon Networks "Fosters home for Imaginary Friends".
15 Roba - The Problem Solverz
16 Grunkle Stan - Gravity Falls
Stanley "Stan" Pines, also known as Grunkle Stan, is one of the main characters of the Disney animated series Gravity Falls, created and voiced by series creator Alex Hirsch.
17 Denzel Quincy Crocker - Fairly Odd Parents
18 Gretchen - Recess
19 Alfie - The Problem Solverz
20 Eliza Thornberry - The Wild Thornberrys
Her head looks like a boob - RedTheGremlin
21 Numbuh 1 - Codename: Kids Next Door
22 Earl - Cow and Chicken
23 Ash - Pokemon
He is SO ugly and a bad character on his show. - PageEmperor
24 Meg Griffin - Family Guy
Megan "Meg" Griffin is a character from the animated television series Family Guy, voiced initially by Lacey Chabert, thereafter by Mila Kunis.
She looks so bad two people ended up lighting themselves on fire after seeing her in one episode. - Entranced98
25 Mr. Mackey - South Park
My brother in 20 years hehe - RedTheGremlin
26 Olive Oyl - Popeye
27 Whale - 12 Oz. Mouse
28 Uglor - Space Stars
29 Dora - Dora the Explorer
Dora is the main protagonist in the show "Dora the Explorer" her main occupation is exploring with her monkey friend Boots .
Ugh I hate it when people add a child's cartoon character, who ever does that is probably just an adult or teenager who hates kids and kids shows. But Dora actually sucks
30 Uncle Grandpa
31 Bloaty - Rocko's Modern Life
32 Sandstorm - Bravestarr
33 Lola Loud - The Loud House
Lola Loud is a fictional character from The Loud House and the third youngest child of the Loud Family and Lana's younger twin sister, Lola is arrogant, smart mouthed, spoiled, and is a tattle-tale, like Lori despite her selfish behavior deep down she's compassionate, she shares a room with her twin ...read more.
34 Numbuh 4 - Codename: Kids Next Door
35 Angelica Pickles - Rugrats
Angelica Pickles is a cartoon character who appears in the Nickelodeon shows Rugrats, All Grown Up!, and Rugrats Pre-School Daze, and is among one of the series' original characters.
36 Patrick Star - Spongebob Squarepants
Patrick Star is a fictional character in the American animated television series SpongeBob SquarePants. He is voiced by actor Bill Fagerbakke, who also voices numerous other characters on the show . Created and designed by marine biologist and cartoonist Stephen Hillenburg, the series creator, Patrick ...read more.
He's The second ugliest character I've ever seen.
37 Eddy - Ed, Edd n Eddy
Eddy is one of the three protagonists in the Canadian-American animated comedy television series Ed, Edd n Eddy and is the self-appointed ambitious leader of the Eds.
The show is just MEH to me, and it's visuals is kinda ugly.
38 Nimrod - Adventures of the Galaxy Rangers
39 Dexter - Dexter's Laboratory
Dexter is a fictional character and the titular protagonist of the Cartoon Network animated series, Dexter's Laboratory.
40 SpongeBob SquarePants
SpongeBob SquarePants is a fictional character and the titular character and protagonist of the American animated television series of the same name.
The ugliest character ever!
Patrick's best friend seems to be more famous than phineas and ferb
41 Chris Griffin - Family Guy
Christopher Cross "Chris" Griffin is a fictional character from the American animated television series Family Guy.
42 Scooby-Dum - The Scooby Doo Show
43 Chuckie Finster - Rugrats
44 Konk - The Pirates of Dark Water
45 Ugly Bob - South Park
46 Puffy Fluffy - SpongeBob SquarePants
Puffy Fluffy is a fictional character in the American animated television series SpongeBob SquarePants, who appears in the episode "A Pal for Gary" as the main antagonist.
47 Horatio/Horat - The Nutshack
48 Lamar - Kim Possible
49 Pinkie Pie - My Little Pony
Pinkie Pie is a major character in the 2010 show My Little Pony: Friendship Is Magic, based on Surprise from My Little Pony G1, She represents the element of Laughter.
50 Starla - The Regular Show