21 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.
They have a fandom? - TheReviewer20
23 The Day My Butt Went Psycho!
I've seen this show I personally don't mind it. I like toilet jokes in moderation - Lunala
24 Hi Hi Puffy AmiYumi
Hi Hi Puffy AmiYumi is an American-Japanese animated fantasy-comedy television series created by Sam Register for Cartoon Network.
This show's fandom is not only bad, it is SCARRING! Why do people even like this show, and yet they hate Grojband?!
25 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.
Pokémon, abbreviated from the Japanese title of Pocket Monsters and currently advertised in English as Pokémon: The Series, is a Japanese anime television series, which has been adapted for the international television markets.
27 SpongeBob SquarePants
SpongeBob SquarePants is an American animated television series created by marine biologist and animator Stephen Hillenburg for Nickelodeon. SpongeBob is currently the most popular show on Nickelodeon, as well as the longest running show, running for 18 years, and is beginning its 11th season. The show ...read more.
Only the first 3 seasons have a terrible fandom, unfortunately. - Svampbob164
Seasons 6-8 do not have bad fandoms. Barely fans at all. But someone has to give them some credit. - Svampbob164
28 Dora the Explorer
Dora the Explorer (2000 - 2015) is an American educational animated TV series created by Chris Gifford, Valerie Walsh, and Eric Weiner in which Dora goes on adventures with her friend, a monkey named Boots.
Rugrats is an American animated television series created by Arlene Klasky, Gábor Csupó and Paul Germain for Nickelodeon.
This show is all about babies. - SpaceGoofsGeekerBoy
30 The Wild Thornberrys
The Wild Thornberrys is an American animated television series that aired on Nickelodeon. It was rerun in the United States on Nickelodeon and occasionally Nicktoons until November 1, 2007. The show returned to The '90s Are All That for one night, and aired on March 21, 2013. The show aired on Nicktoonsters ...read more.
Why was this show popular?! - SpaceGoofsGeekerBoy
31 American Dad!
American Dad! is an American adult animated sitcom created by Seth MacFarlane, Mike Barker, and Matt Weitzman for the Fox Broadcasting Company.
Doug is an American animated sitcom created by Jim Jinkins. The show focuses on the early adolescent life of its title character, Douglas "Doug" Funnie, who experiences common predicaments while attending school in his new hometown of Bluffington. Doug narrates each story in his journal, and the show ...read more.
I HATE Doug. I hate both versions. Nickelodeon AND Disney! - SpaceGoofsGeekerBoy
33 The Modifyers
34 The Melancholy of Haruhi Suzumiya
35 Camp Lazlo
Camp Lazlo is an American animated television series created by Joe Murray and produced by his company Joe Murray Productions with Cartoon Network Studios.
36 Codename: Kids Next Door
37 Peppa Pig
Does this even have a fandomp - Lunala
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.
39 Harvey Beaks
Harvey Beaks is an American animated television series created by C.H. Greenblatt for Nickelodeon. Originally announced to premiere on March 29, 2015, the series instead premiered on March 28, 2015 following the 2015 Kids' Choice Awards.
40 Ed, Edd N Eddy
Ed, Edd n Eddy is a Canadian-American animated comedy television series created by Danny Antonucci for Cartoon Network, and the sixth of the network's Cartoon Cartoons. The series revolves around three preteen boys: Ed, Edd "Double D," and Eddy—collectively known as "the Eds"—who live in a suburban ...read more.