The following SpongeBob SquarePants characters make the most of appearances during the series.

Main characters

Patrick Star

Patrick Star

Patrick Star (voiced by Bill Fagerbakke) is SpongeBob's best friend. More ⇉

Squidward Tentacles

Squidward Tentacles

Squidward Tentacles (voiced by Rodger Bumpass) is the neighbor of SpongeBob and PatrickMore ⇉


Eugene H. Krabs

Eugene H. Krabs (voiced by Clancy Brown) is a crab who is the owner of the Krusty KrabMore ⇉

Sandy Cheeks

Sandy Cheeks

Sandra "Sandy" Cheeks (voiced by Carolyn Lawrence) is a squirrel and one of SpongeBob's best friends. More ⇉

Gary the Snail

Gary the Snail

Gary the Snail (voiced by Tom Kenny) is SpongeBob's loyal pet, although his behavior in several aspects resembles a snail. More ⇉

Sheldon Plankton

Sheldon J. Plankton

Sheldon J. Plankton (voiced by Mr. Lawrence) is Mr. Krabs' nemesis and the main antagonist in the SpongeBob SquarePants series. More ⇉

Recurring characters

SpongeBob SquarePants Mrs. Puff Character Image Nickelodeon Painted Version

Mrs. Puff

Mrs. Puff is a blowfish whose occupation is to teach her students driving lessons at her boating schoolMore ⇉

Pearl Krabs

Pearl Krabs

Pearl Krabs II is the whale daughter of Eugene H. KrabsMore ⇉

Karen Plankton

Karen Plankton

Karen Plankton (voice of Jill Talley) Plankton's computer wife. More ⇉

Mermaid Man

Mermaid Man

Mermaid Man is a semi-retired superhero living in Bikini BottomMore ⇉

Barnacle Boy

Barnacle Boy

Barnacle Boy (voice of Tim Conway) is the sidekick of Mermaid ManMore ⇉

Flying Dutchman

Flying Dutchman

The Flying Dutchman is the main ghost in Bikini BottomMore ⇉

Mermaid Man and Barnacle Boy III 028

Man Ray

Man Ray is a major villain of Mermaid Man and Barnacle BoyMore ⇉

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Dirty Bubble

The Dirty Bubble is a villain of Mermaid Man and Barnacle BoyMore ⇉

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Larry the Lobster

Larry the Lobster is a bodybuilder lobster who works as a lifeguard at Goo Lagoon and works out at a gymMore ⇉


Squilliam Fancyson

Squilliam Fancyson III is Squidward's old high school rival. More ⇉

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Patchy the Pirate

Patchy the Pirate is a live-action character who is a pirate and hosts SpongeBob SquarePants specials. More ⇉

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Potty the Parrot

Potty the Parrot is Patchy the Pirate's pet parrot. More ⇉

King Neptune1

King Neptune

King Neptune is the king of the sea. More ⇉


Bubble Bass

Bubble Bass (voice of Dee Bradley Baker) is an obese and picky bass fish. More ⇉


Painty the Pirate

Painty the Pirate (voice of Patrick Pinney) is a painting of Burger Beard's head who sings the "SpongeBob SquarePants Theme Song." More ⇉


Johnny Elaine

Johnny Elaine is an announcer and news "anchorfish." More ⇉

Minor characters

Abigail Marge

Abigail Marge

a light blue fish wearing a dark blue dress. More ⇉



a pink fish that is often seen in the background. More ⇉

Frankie billy

Frankie Billy

a olive colored fish that can be a bit of a snob. More ⇉

Frank in boating school

Frank (red shirt)

a smallish fish that constantly gets ripped off. More ⇉



A major Krusty Krab customer who is most known for his common complaints, "My leg!" and "My eyes!" after alot of accidents. More ⇉

Harold Bill

Harold "Bill" Reginald

Harold is a light blue fish that appears in numerous episodes. More ⇉



a regular Krusty Krab customer that played a speaking role in Free Samples

Nancy-Suzy Fish

Nancy-Suzy Fish

a female fish that appears often.

Plankton's Coustumer

Nat Peterson

A yellow fish with a purple dorsal fin on his back and blue shorts. Possibly the background character with the most appearance on the show's history. More ⇉

Martha Rechid

Martha Smith

Martha Smith is a minor character that appears in the series. More ⇉

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Old Man Jenkins

An elderly fish who resides at Shady Shoals Rest Home. More ⇉



A major Krusty Krab customer who is most known for giving Mr. Krabs his millionth dollar. More ⇉

Scooter CHList


a purple fish that regularly hangs out at Goo Lagoon.

Shubie Full Body


A female pink fish who usually wears light blue bikinis. More ⇉

Thomas Smith


A major Krusty Krab customer who works as camera man and mattress salesman. He is also known as the "Chocolate Maniac" in the Season 3 episode "Chocolate with Nuts." More ⇉

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