15+ Dumb Cartoon Characters That Will Leave You in Stitches!

Our favorite dumb cartoon characters that make us laugh include Peter Griffin, Ralph Wiggum, Patrick Star, Cosmo, and Homer Simpson.

Get ready to take a trip down memory lane, folks! We all know that dumb cartoon characters are the bread and butter of the entertainment industry.

From googly-eyed goofs to bumbling buffoons, there’s no shortage of cartoon characters that make us question the future of humanity.

But let’s be honest, folks – dumb cartoons have always been around. And these days, they’re making a serious comeback.

It’s like the world woke up one day and said, “You know what we need more of? Idiotic characters with no brains!” And honestly, we’re not complaining.

The Funniest Dumb Cartoon Characters

So without further ado, let’s check out the top contenders for the title of dumbest cartoon character of all time. Get ready to laugh, folks – it’s about to get real stupid up in here.

Ed, Edd n Eddy

Ed, Edd n Eddy - Dumb Cartoon Characters

Ed is a character from the animated television series “Ed, Edd n Eddy.” He is known for his simple-minded and easily distractible personality.

Despite Ed’s lack of intelligence being often played for comedic effect in the show, it is important to note that he is not necessarily dumb.

Ed’s intelligence level can be attributed to his lack of focus and attention span, common traits of individuals with Attention Deficit Hyperactivity Disorder (ADHD).

While the show does not explicitly state that Ed has ADHD, his behavior and traits are consistent with those of someone with the disorder.

Patrick Star – Spongebob Squarepants

Patrick Star - Spongebob Squarepants

Meet Patrick Star, the lovable yet dumb-witted starfish from the hit animated TV show SpongeBob SquarePants! In this hilarious series, the character claims to be the master of doing nothing, and boy, does he live up to it.

Patrick spends his days lazing under a rock in the underwater city of Bikini Bottom, next door to the grumpy Squidward Tentacles and his moai. Despite not having a job or any real responsibilities, he knows how to make the most of his free time!

With his quirky antics and clueless attitude, Patrick has become one of the most beloved characters in the show. Sure, he may not be the sharpest tool in the shed, but who needs intelligence when you have this much charm and humor?

Ralph Wiggum

Ralph Wiggum

Ah, Ralph Wiggum. One of the all-time favorite dumb characters from the beloved Simpsons cartoon series. Despite his lack of intellect, this well-meaning boy has won our hearts with his quirky personality and unique quirks.

Now, it’s hard to say exactly what’s happening in Ralph’s head.

Some say he suffers from intense learning and developmental disabilities, while others believe he might have some form of childhood psychiatric illness.

Whatever it is, the spirit of his mentality is kept rather ambiguous – and that’s part of what makes him so intriguing!

Chris Griffin

Chris Griffin

Throughout the series, Chris is often shown to be the dumb character and the butt of the joke, with his lack of intelligence and poor decision-making skills leading to many mishaps and misadventures.

For example, he is known for making stupid choices like attempting to drive a car without a license, joining a cult, and even mistaking a urinal for a drinking fountain.

Peter Griffin – Family Guy

Peter Griffin - Family Guy

Ladies and gentlemen, let me introduce you to one of the funniest. The most dim-witted character to ever grace the small screen – Peter Löwenbräu Griffin, aka Justin Peter Griffin!

As an essential member of the popular American animated sitcom Family Guy, Peter is the husband of the lovely Lois Griffin and the proud papa of three kiddos – Meg, Chris, and Stewie.

Believe it or not, this dumb bumbling buffoon was brought to life by none other than the show’s creator and voice actor extraordinaire, Seth MacFarlane.

And let me tell you; Peter is not winning any beauty contests anytime soon – he may just be one of the ugliest cartoon characters you’ll ever see!

Billy – The Grim Adventures of Billy & Mandy

Billy – The Grim Adventures of Billy & Mandy

Step right up, folks, and let me tell you about the one and only William “Billy” – the quirky, lovable, and downright weird main character from the animated series that we all know and love!

This 9-year-old human boy may not be the sharpest tool in the shed – in fact, his IQ is a baffling -5 – but that’s part of what makes him so endearing.

With his oversized pink nose and bright orange-ginger hair, Billy stands out from the crowd in all the right ways.

While Billy might not be the brightest bulb, he knows how to make things interesting. Thanks to his idiotic, foolish desires, he’s always getting Grim and Mandy into some pretty crazy situations.


cosmo fairly odd parents

Gather ’round, folks, and let me tell you about one of the most lovable (if not the smartest) characters from the beloved animated series, The Fairly Odd Parents – Cosmo Julius Cosma!

Voiced by the talented Daran Norris, Cosmo is one of the show’s title characters, and boy, does he make an impression.

Let’s be honest here – Cosmo might not be the brightest bulb in the box. He’s one of the dumbest characters on the show, rivaled only by Timmy’s Dad. But hey, that’s part of what makes him so endearing, right?

With his crazy ideas and wild schemes, Cosmo’s always leading Timmy into some trouble.

Johnny Bravo

Johnny Bravo

Johnny Bravo is a popular animated character known for his muscular physique, stylish black hair, and Elvis-inspired persona.

However, while he may be charming and good-looking, Johnny is widely regarded as a dumb character due to his lack of intelligence and poor decision-making skills.

Throughout the show, Johnny often finds himself in ridiculous situations due to his lack of common sense and poor judgment.

He’s known for his cheesy pickup lines, his love of his reflection, and his tendency to mangle just about every task he takes on.

Dee Dee Dexter – Dexter’s Laboratory

Dee Dee Dexter - Dexter's Laboratory

Let’s talk about one of the most entertainingly dumb characters in cartoon history – Dee Dee from Dexter’s Laboratory! This pink-clad, the ditzy character is the best friend and neighbor of the boy genius, Dexter, and she’s known for being a bit of a pest – much to Dexter’s annoyance.

With her selfish and rude behavior, Dee Dee often gets on Dexter’s nerves and interferes with his experiments.

She’s clueless, dimwitted, and can’t seem to grasp the simplest of concepts – which makes for some hilarious and often cringe-worthy moments on the show.


Bo-chan - dumb looking cartoon characters

Step right up, folks, and meet the one and only Bo-chan! This loveable and quirky character may not be the sharpest tool in the shed, but he’s still one of the most entertaining members of the sunflower class in the popular animated series, Shin-chan.

At first glance, Bo-chan might seem dumb, slow, and downright expressionless. But don’t let that fool you! This guy has a shrewd side that he doesn’t show to just anyone.

He has a secret interest in all kinds of artistic, adult-oriented things that might surprise you.

And let’s not forget Bo-chan’s passion for rock collecting – this guy’s a true connoisseur regarding different kinds of stones. He’ll even give you a few tips on how to start your collection!



Ladies and gentlemen, let me tell you about the one and only SpongeBob SquarePants – the yellow sea sponge who’s become a beloved icon of the animated world!

This lovable character may not be the brightest bulb in the box, but he’s got a heart of gold and a talent for cooking up a storm at the Krusty Krab.

SpongeBob embarks on wild adventures in the Pacific Ocean with his trusty sidekicks and friends by his side.

From battling the evil Plankton to mastering the art of bubble-blowing, there’s never a dull moment when SpongeBob’s around.

Homer Simpson

Homer Simpson

Hold on to your donuts, folks, because I’m about to tell you all about the one and only Homer Jay Simpson – the beloved (if not the brightest) major character from the iconic sitcom, The Simpsons!

Now, there’s no denying that Homer is a bit of a dum-dum. He’s made some pretty questionable decisions over the years, and his general lack of intelligence often leads to some hilarious and cringe-worthy moments on the show.

Beavis and Butthead

Beavis and Butthead

Beavis and Butthead are two of the most iconic and entertaining dumb cartoon characters in the history of animation. These two teenage boys are known for their low IQs, questionable decision-making skills, and all-around stupidity.

Throughout the show, Beavis and Butthead engage in reckless and idiotic behavior, from setting things on fire to trying to score with girls. They often fail spectacularly, leading to some hilarious and sometimes cringe-worthy moments that have become a hallmark of the show.

What’s interesting about Beavis and Butthead is that despite their lack of intelligence, they’ve become beloved characters.



Listen up, folks, because we’re about to talk about one of the funniest and most endearing dumb cartoon characters of all time – none other than Goofy!

Created in 1932 by Walt Disney Productions, this lovable anthropomorphic dog has made us laugh for nearly a century.

With his Southern drawl, turtleneck, and vest, Goofy is instantly recognizable as one of Mickey Mouse’s closest friends.

He’s always getting into trouble with his clumsy, bumbling ways and can’t seem to do anything right. But despite his numerous flaws, we can’t help but love him.

What makes Goofy so endearing is his unrelenting cheerfulness and optimism. No matter how often he fails or how many mishaps he finds himself in, he always picks himself up and keeps going.


pinky and the brain - dumb animated characters

Pinky, one half of the famous duo Pinky and the Brain, is widely regarded as one of the dumbest characters in the world of cartoons. This lovable, hapless lab mouse is known for his low IQ and general lack of intelligence, often leading to some hilarious and wacky moments on the show.

Throughout the series, Pinky’s dim-wittedness is on full display, as he often misunderstands Brain’s complex schemes and is easily distracted by the simplest things.

While Brain is always focused on taking over the world, Pinky is content to go along, often with disastrous results.

5 Dumbest Disney Characters


  • Ed – The Lion King
  • Hei Hei – Moana
  • Jasper and Horace Badun – 101 Dalmatians
  • Scuttle – The Little Mermaid
  • Dopey – Snow White and the Seven Dwarfs
  • LeFou – Beauty and the Beast
  • Gideon – Pinocchio
  • Olaf – Frozen
  • Kronk – The Emperor’s New Groove
  • Rex – “Toy Story” franchises

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