Spongebob Squarepants

Is the main protagonist. He's a cut yellow sponge. He also lives in a pineapple.

Spongebobs best friend. Hes a sea star who lives under a rock.

Spongebob and Patrick's grumpy neighbor. He plays the clarinet and hates Spongebob and Patrick.

He loves his money. He owns the Krusty Krab.

A squirrel who loves Texas. She lives in a tree house.

He's Spongebob's pet snail.

He's always trying to steal the Krabby Patty formula.

Spongebob's driving teacher.

Mr.Krab's daughter.

Plankton's computer wife.

Is a semi-retired super hero.

Is the sidekick of Mermaid Man.

Is the main ghost in Bikini Bottom.

Is the major villian.

Is a bodybuilding lobster whos a lifeguard.

Squidward's old high school rival.

Is the king of the sea.

Is an obese and picky bass fish.

A light blue fish wearing a dark blue dress.

A pink fish that is often seen in the background.

A olive colored fish that can be a bit of a snob.

A smallish fish that constantly gets ripped off.

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

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

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

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.

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

An elderly fish who resides at Shady Shoals Rest Home.

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 called, Chocolate with Nuts.

A cucumber colored fish that regualy eats at the Krusty Krab.

A purple fish that regularly hangs out at Goo Lagoon.

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