1 Spongebob Squarepants
SpongeBob SquarePants is an American animated television series created by marine biologist and animator the late Stephen Hillenburg for Nickelodeon. SpongeBob is currently the most popular show on Nickelodeon, as well as the longest running show, running for 20 years, and is beginning its 12th season. ...read more.
It was a great show until the SpongeBob movie came out, it all went downhill from there. - EthansProfile
SpongeBob is a good show even though it's been going downhill. - 201002579
O thick it's the best show ever
Pokemon is the best
Pokemon rules! And the present XY series is just superb with both good storyline and some real shipping moments! - Kiteretsunu
4 Regular Show
Regular Show is an American animated television series created by J. G. Quintel for Cartoon Network that premiered on September 6, 2010. The series revolves around the lives of two friends, a blue jay named Mordecai and a raccoon named Rigby—both employed as groundskeepers at a local park.
6 Teen Titans
Teen Titans is an American animated television series created by Glen Murakami, based on the DC Comics characters of the same name.
7 Courage the Cowardly Dog
Courage the Cowardly Dog is an American animated horror comedy television series created by John R. Dilworth for Cartoon Network as part of the network's Cartoon Cartoons block.
8 The Fairly Odd Parents
9 Danny Phantom
Danny Phantom is an American animated series created by Butch Hartman for Nickelodeon. It was produced by Billionfold Studios and distributed in Canada by Nelvana, a Canadian animation company. The series follows a teenage boy who, after an accident with an unpredictable portal between the human world ...read more.
10 Penguins of Madagascar
My favorite show on Nickelodeon!
11 Adventure Time
Adventure Time is an American animated television series created by Pendleton Ward for Cartoon Network. The series follows the adventures of a boy named Finn (voiced by Jeremy Shada) and his best friend and adoptive brother Jake (voiced by John DiMaggio)—a dog with the magical power to change shape ...read more.
For me I like adventure time, but regular show makes adventure time look like curious george
Marceline is as tender and soft as a swallow(i mean the birdie)
Rugrats is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
13 Full House
Full House is an American sitcom created by Jeff Franklin for ABC. The show chronicles a widowed father, Danny Tanner, who enlists his best friend and brother-in-law to help raise his three daughters.
14 Total Drama Island
Total Drama Island is a Canadian animated television series which premiered in Canada on Teletoon on July 8, 2007 and on June 5, 2008 in the U.S.
Everyones 1st reality T.V. show
15 The Powerpuff Girls
The Powerpuff Girls is an American animated television series created by animator Craig McCracken for Cartoon Network. The main characters of this show are Blossom, Bubbles, and Buttercup. The show is about the Professor Utonium creating three little superhero girls that save the day from villains. ...read more.
16 Rocko's Modern Life
Rocko's Modern Life is an American animated television series created by Joe Murray for Nickelodeon. The series centers on the surreal life of an anthropomorphic Australian-immigrant wallaby named Rocko as well as his friends: the gluttonous steer Heffer, the neurotic turtle Filburt, and Rocko's faithful ...read more.
17 Tom and Jerry
Tom and Jerry is an American animated series of comedy short films created in 1940 by William Hanna and Joseph Barbera. Best known for its 161 theatrical short films by Metro-Goldwyn-Mayer, the series centers on a rivalry between the title characters Tom, a cat, and Jerry, a mouse. Many shorts also ...read more.
18 The High Fructose Adventures Of Annoying Orange
The High Fructose Adventures of Annoying Orange is an American live-action/animated TV series based on the characters from the popular web series The Annoying Orange, created by Dane Boedigheimer and Spencer Grove, which is made for the television by Boedigheimer himself with Tom Sheppard for Cartoon ...read more.
Why is this on the list I saw it when I was 5 I started to cry in the first minute of this trash
19 The Backyardigans
The Backyardigans is a Canadian–American CGI-animated musical TV series created by Janice Burgess, It is a co-production of animation studio Nelvana and Nickelodeon Animation Studios.
20 Uncle Grandpa
There's innuendo & the Good Morning line in every episode.
21 Hey Arnold!
Hey Arnold! is an American animated television series created by Craig Bartlett that aired on Nickelodeon from October 7, 1996 to June 8, 2004. The show centers on a fourth grader named Arnold, who lives with his grandparents in an inner-city boarding house.
22 Robot and Monster
Chowder is an American animated television series created by C.H. Greenblatt for Cartoon Network. The series follows an aspiring young child named Chowder and his day-to-day adventures as an apprentice in Chef Mung Daal's catering company.
24 The Amazing World of Gumball
The Amazing World of Gumball is a British-Australian-German-American-Irish children's animated television series created by Ben Bocquelet for Cartoon Network.
This should be higher at least I believe.
25 Dragon Ball Z
Dragon Ball Z is a Japanese anime television series produced by Toei Animation. Dragon Ball Z follows the adventures of Goku who, along with the Z Warriors, defends the Earth against evil. The action adventures are entertaining and reinforce the concept of good versus evil. Dragon Ball Z teaches valuable ...read more.