1 Mr. Peabody
Mr.Peabody is an accurate match
2 Sandy Cheeks
Sandra "Sandy" Cheeks is a fictional character in the Nickelodeon animated television series SpongeBob SquarePants.
She made a machine that can make duplicates of your self
3 Jimmy Neutron
James "Jimmy" Isaac Neutron is a fictional character and the main protagonist of the Jimmy Neutron franchise . He is most notably the main protagonist of the 2001 American 3D computer-animated comic science fiction film Jimmy Neutron: Boy Genius and the main protagonist of the American computer animated ...read more.
Greatest Lab in all the Nick universe Jimmy Timmy Power hour is proof of this!
He has invented spaceships in one fudging day
Jimmy Neutron seems smart. - cosmo
12 year old kid - IQ of 210. - sandycheeks
4 Professor Frink
5 I.M. Weasel
6 Stewie Griffin
Stewart Gilligan "Stewie" Griffin is a main character from the animated television series Family Guy. Obsessed with violence and matricide, Stewie is the youngest child of Peter and Lois Griffin, and the brother of Meg and Chris Griffin.
Stewie is easily #1 come on he built a time machine in other genius devices in let's not forget he's a evil genius baby?
A baby built a damn time machine. #1 on this list please
Built a time machine
He’s even smarter than his dad
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7 Sheldon J. Plankton
Sheldon James Plankton, or simply Plankton, is a character in the Nickelodeon animated television series SpongeBob SquarePants.
I LOVE HIM SO MUCH! #! - happyhappyjoyjoy
8 Gary the Snail
Gerald "Gary" Wilson Jr. is a fictional character who is a pet snail owned by SpongeBob SquarePants in the American animated television series SpongeBob SquarePants.
9 Lisa Loud
At 4 years old, Lisa is the second-youngest child of the Loud family and the second-youngest of Lincoln's five younger sisters. She is often seen working on complex experiments, equations, and formulas. Her most annoying habit is her weird studies on others, especially her siblings.
10 Brian Griffin
Brian H. Griffin, popularly known without his middle initial as Brian Griffin, is a fictional character from the animated television series Family Guy.
No not at all he's an ass whose intelligence is very basic to possess - Kevinsidis
Dexter is a fictional character and the titular protagonist of the Cartoon Network animated series, Dexter's Laboratory.
What is he doing here? He should be a 6 at least.
Has his own labratory
14 Lisa Simpson
Lisa Marie Simpson is a fictional character in the animated television series The Simpsons. She is the middle child and most intelligent of the Simpson family.
15 Squidward Tentacles
Squidward Tentacles is a fictional character voiced by actor Rodger Bumpass in the American animated television series SpongeBob SquarePants.
16 Tommy Pickles
Thomas "Tommy" Malcolm Pickles is a fictional character that appears in the Nickelodeon animated television series Rugrats and its spin-off All Grown Up! as the protagonist of the shows.
Which one: the Rugrats version, or the All Grown Up version? - Interrogator
17 Miles "Tails" Prower
Miles Prower, more commonly known by his nickname Tails, is a fictional character in Sega's Sonic the Hedgehog series. He is a significant main character after the title character Sonic, who is also his best friend.
18 Bugs Bunny
Bugs Bunny is an animated cartoon character, created by the staff of Leon Schlesinger Productions (later Warner Bros.) He is one of the most famous cartoon characters, and he is in the show Looney Tunes. His famous quote is "What's up doc?". He is a gray colored bunny with big teeth and big feet. His ...read more.
He always beats elmer fud
Edd, mostly referred to by his nickname "Double D," is one of the three protagonists in the Canadian-American animated comedy television series Ed, Edd n Eddy. He is the physically weakest but the most intelligent member of the Eds.
She is really smart sometimes. Also my favorite cartoon character. - wanda
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