15 Ugliest & Dumb Cartoon Characters Of All Time

Dumb Cartoon Characters
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Nerdy friends, have you ever been watching a cartoon and seen dumb cartoon characters do something so stupid, that you couldn’t help but facepalm? Well, don’t feel embarrassed- the world’s dumbest cartoon characters are in a very exclusive club, and we’re all members.

Why do you think cartoon characters are so dumb? Cartoons are meant to be lighthearted and humorous, but sometimes the characters get a little too silly.

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Dumb Cartoon Characters Of All Time

1 – Ed, Edd n Eddy

Ed, Edd n Eddy Dumb Cartoon Characters
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Ed, Edd n Eddy is one of the popular animated comedy series created by Danny Antonucci for Cartoon Network. The series tales around three preteen boys named Ed, Edd, and Eddy aka “the Eds.” These characters are the dumb and the funniest cartoon characters in the series, they do stupid things in the series and Their plans usually fail, leaving them in various, often humiliating, predicaments.

2 – Peter Griffin

Peter Griffin
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Peter Löwenbräu Griffin aka Justin Peter Griffin is a famous fictional funny dumb character and an important member of the American animated sitcom Family Guy, married Lois Griffin and is the father of Meg, Chris, and Stewie.

Created and designed by MacFarlane himself & voiced by the series creator, Seth MacFarlane. One of the Ugliest & Dumb Cartoon Characters of all time.

3 – Ralph Wiggum

Ralph Wiggum
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Ralph Wiggum is an all-time dumb character in The Simpsons cartoon series. Ralph is a well-meaning boy who sorrows from either intense learning and colonial disabilities or some further form of childhood psychiatric sickness. The spirit of his mentality is kept rather ambiguous.

4 – Patrick Star

Patrick Star Dumb Cartoon Characters
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Patrick Star, a comic dumbest animated cartoon character in the animated TV series SpongeBob SquarePants. He is a jobless, all-time mind mover and a self-proclaimed connoisseur in the “art of doing nothing”. He lives under a rock in the underwater city of Bikini Bottom next door to Squidward Tentacles’ moai.

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5 – Bo-chan

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Bo-chan aka Bo Suzuki is one of the famous dumbest characters, a friend of Shin-chan and classmates from the sunflower class. He appears to be dumb, slow, and expressionless, but on the other side, he is quite shrewd and has an interest in artistic, adult-oriented things. Also, He loves to collect different kinds of stones.

6 – Chris Griffin

Chris Griffin
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Christopher Cross “Chris” Griffin is the middle child of the Griffin family, voiced by Seth Green. Chris is not the most optimistic one in the family, especially, he is coherent and makes a good point when talking about movies with Carl.

7 – Billy – The Grim Adventures of Billy & Mandy

Billy - The Grim Adventures of Billy & Mandy Dumb Cartoon Characters
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William “Billy” is the main character of the show. He is a 9-year-old human boy who strangely has a low IQ of -5. Billy has an exceptionally large pink nose and orange-ginger hair. He is a weird character in the cartoon series, Due to Billy’s idiotic, foolish desires, which he orders Grim to bring about, he is often the cause of Grim and Mandy’s mishaps.

8 – Cosmo

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Cosmo Julius Cosma is one of the two title characters of The Fairly Odd Parents, voiced by Daran Norris. Cosmo is one of the dumbest characters on the show, rivaled only by Timmy’s Dad, and his ideas are what often lead Timmy into trouble.

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9 – Spongebob

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SpongeBob, A yellow sea sponge & one of the famous dumb cartoon characters, who enjoys being a cook at Krusty Krab, lives in the Pacific Ocean. He embarks on various adventures with his friends at Bikini Bottom.

Furthermore, SpongeBob SquarePants has won a variety of awards including six Annie Awards, eight Golden Reel Awards, four Emmy Awards, 19 Kids’ Choice Awards, and two BAFTA Children’s Awards. A Broadway musical based on the series opened in 2017 to critical acclaim.

10 – Johnny Bravo

Johnny Bravo Dumb Cartoon Characters
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Johnny Bravo is the popular main character of the same name series. His shallow, rude, and dim-witted traits attract women. He has no shortage of confidence, and he’s certain that all women want him. With his big hair and tight black clothes, Known for his karate chops, accompanied by the sound of a bullwhip. One of the Ugliest & Dumb Cartoon Characters of all time.

11 – Homer Simpson

Homer Simpson
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Homer Jay Simpson is one of the major characters of the cartoon series sitcom The Simpsons & the dumbest animated cartoon character. However, fundamentally he is a good man and is staunchly protective of his family, especially when they need him the most.

12 – Dora Márquez

Dora the Explorer Dumb Cartoon Characters
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Dora Márquez is the main character of the Dora the Explorer TV series. She is an eight-year-old dumb with a courageous girl, she asks all time about the clue, which is present in front of her eye, Dora, who embarks on a trip with her best friend, Boots, in order to find something that interests her.

13 – Gary the Snail

Gary the Snail
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Gary is one of the dumb SpongeBob SquarePants’ pet sea snails. It does nothing and moves here and there without any reason. Gary voiced by Tom Kenny and first appears in the pilot episode, “Help Wanted.”

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14 – B.O.B. – Monsters vs Aliens

B.O.B. - Monsters vs Aliens
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B.O.B. (full form Benzoate Ostylezene Bicarbonate), a blue one-eyed indestructible gelatinous mass that was spontaneously formed in a laboratory when scientists infiltrated a chemically-altered ranch dressing into a genetically-altered tomato.

15 – Squidward

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Squidward is an anthropomorphic octopus, the famous dumb cartoon character in the Nickelodeon animated TV series SpongeBob SquarePants. The character is portrayed as ill-tempered, lazy, cynical, misanthropic, selfish, and pretentious.