SpongeBob Fanon Wiki
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This is a list of characters (actual and fanon) appearing on SpongeBob SquarePants and/or its fan-made series. This list is divided into Already Existing Characters and Fan-Made Characters.

Main (Canon)

  • SpongeBob SquarePants - A cute and optimistic sea-sponge who loves jellyfishing and strives to earn his boating license.
  • Patrick Star - SpongeBob's Goofy best friend who is a pink starfish.
  • Squidward Tentacles - A grumpy, artsy octopus who plays the clarinet. He is Neighbors with SpongeBob and Patrick.
  • Mr. Krabs - A greedy crab who loves money, Owner of The Krusty Krab (SpongeBob's Job), and is the father of Pearl.
  • Pearl Krabs - A teenage sperm whale and Mr. Krabs' daughter.
  • Sheldon J. Plankton - A tiny planktonic copepod who runs the failing Chum Bucket restaurant with his computer wife, Karen, And who tries to steal Mr. Krabs's Secret formula, but always fails.
  • Karen Plankton - A very smart, waterproof supercomputer and the co-owner of the Chum Bucket.
  • Sandy Cheeks - A sporty squirrel from Texas. She wears a space-suit to breathe underwater.
  • Mrs. Puff - SpongeBob's teacher at boating school.
  • Gary the Snail - SpongeBob's pet.

Notable Recurring (Already Existing/Return in episodes)

  • Patchy the Pirate - The live-action host of the show's special episodes and on—air continuity.
  • Potty the Parrot - Patchy's not-so-faithful sidekick and pet parrot.
  • Nat Peterson - A yellow and green fish with purple fins and blue shorts. He appears in a lot of SpongeBob episodes for a background character.
  • Tom - A tan fish. He is a chocoholic as seen in "Chocolate With Nuts."
  • Fred And Blue Fred- A brown fish who is usually seen in the background, during times of chaos, he shouts "My leg!" or "My legs..."
  • Larry the Lobster - A buff lobster who is the lifeguard at Goo Lagoon.
  • Squilliam Fancyson - Squidward's rival from high school. He is very wealthy and rubs his success in Squidward's face whenever he can.
  • Mermaid Man - Retired superhero who resides at Shady Shoals Rest Home.
  • Barnacle Boy - Retired sidekick of Mermaid Man who also resides with MM at Shady Shoals Rest Home.
  • Flying Dutchman - A ghostly fellow who haunts Bikini Bottom.
  • King Neptune - The King of Atlantis. Also Father of Triton (As seen below).
  • Triton - Neptune's son, he is a prince and the heir to his father's throne.
  • Queen Amphitrite - The Queen of Atlantis.
  • Nancy Suzy Fish - A female fish with white hair. Another usual Krusty Krab patron.
  • Don the Whale - A buff whale who is a usual beach-goer.
  • Bubble Buddy - A main character in The Bubble Buddy Show, the episode "Bubble Buddy", and "Bubble Buddy returns" made a cameo in "The Above Life" (2019).
  • Old Man Jenkins - An elderly fish who resides at Shady Shoals Rest Home.
  • Octavius Rex - an anchovy dubbed as "Long, Tan and Handsome."
  • Chip - Plankton's robot son who apparently befriended Silver

Bikini Bottomites (Background characters)

  • Charlie - A short blue fish with a red swimming suit. His name is revealed in "Hocus Pocus".
  • Hoopla - HOOPLA!
  • Billy Bob Star - One of Patrick's Ancestors who appears in the episode "Rule of Dumb."
  • Sewer Snake - A large creature who lives in the sewers of Bikini Bottom who appears in the episode “The Sewers of Bikini Bottom.”
  • Monroe Timmy - an orange fish who is the son of Tom and Mable.
  • Perch Perkins - a news reporter in Bikini Bottom, not to be confused with Johnny Elaine, the more recurring news reporter.
  • R.R. - Sandy's ex-boyfriend from Superstars, Sponges, Cephalopods, and Squirrels. Not much is known about him, except he's a mysterious grey-squirrel who is seeking revenge on the group his ex joined. He is known to be greedy, talented, and evil. He crossed is moral event horizon when he murdered a character.
  • Daisy Shinding
  • Randy Bubblebottom
  • Ruben Meepson - A Bikini Bottomite who works as a Journalist for the Bikini Bottom Gazette.
  • Quincy - A Banker he works as Bank Cashier/Bank Boss and House Taker and Hotel Worker

Fanon Characters (From the Fanon Series or Spinoffs)

  • Scientist Smarty - A smart, intelligent scientist who always helps others in problems. He defuncts evil creations sent to attack people, and makes his creations intented for good plans. Created in 2020, introduced in SpongeBob Fanon Season 207.
  • Scientist Vil Evil - A evil scientist sent by Olivia Evilly to defeat Scientist Smarty. Olivia also works together with Vil for some of her evil plans. Created in 2021, introduced in SpongeBob Fanon Season 249.
  • Silver - A robot created by Scientist Smarty. He is of course, colored silver grey. He also resembles a male, grey version of Jenny Wakeman.
  • Jenny Wakeman - Another robot and one of Silver's friends along with Plankton's son Chip.
  • Benson Cross - The main antagonist of Spongebob Fanon The Movie: The Greatest World Tour. He is the head of the BEI (Bureau of Extraterrestrial Investigation)
  • BillyBot - Scientist Smarty's 3rd robot. That's all I can explain.
  • Monika - A former villain, is now a roommate with Scientist Smarty. She has glitch and reality themed abilities.
  • JoeBob - A alternate universe variant of SpongeBob with a JoJo stand.
  • Silver and Jenny's Siblings - The title says it all.
  • Dexter Fishery - A rich teenage fish who moved to Bikini Bottom.
  • Tsubuyakky and Suzukky - Two Japanese fish who moved to Bikini Bottom. They both like robot shows.
  • The Literature Club - Monika's literature club, created in the real world via hologram technology.
  • BMO-2 - Tsubuyakky and Suzukky's little buddy. He can be used to play video games and videos.
  • Breakin' Baddies - A team of troublemaking teens.
  • Nancy Suzy Fish (2021) - Dexter's girlfriend.
  • Sheriff Skyfire - A member of the Space Police Corps.
  • Captain Chaku - Another member of the Space Police Corps.
  • Villy - Scientist Vil Evil's pet robo-parrot. He built him himself.
  • captin spongebob black shoe-spongebob's grandfather and a pirate who never appeared in the show

Alter Egos, Things and Others

Real Life Characters

Anime Characters

  • Rio Wesley - An Athlete of Nakajima Gym from Vivid Strike
  • Sariel
  • Corona Timil
  • Takamachi Vivio
  • Einhard Stratos
  • Yumina Enclave
  • Fuka Reventon
  • Rinne Berlinetta
  • Jill Stola
  • Shinonono Houki
  • Orimura Ichika
  • Cecilia Allcott
  • Lingyn Huang
  • Mastur Chief
  • Proto King (new)
  • Golden King
  • R.2
  • N
  • Hazuki Kurumi
  • Mito Mashiro
  • Luluco
  • Iris Freiya
  • Miruku-chan
  • Zero
  • Hazuki Ebisu (Vivid Strike! New Revolution!)
  • Meguru Amatsuki
  • Sumire Kisaragi
  • Azumi Kagamihara
  • Sword Sniper Rigel
  • Shiba Tatsuya
  • Shiba Miyuki
  • Saijou Leonhard
  • Chiba Erika
  • Shibata Mizuki
  • Yoshida Mikihiko
  • Kitayama Shizuku
  • Mitsui Honoka
  • Angelina Kudou Shields
  • Alice Kurobane
  • Amamiya Mimori