The following SpongeBob SquarePants characters make the most of appearances during the series.
a pink fish that is often seen in the background. More ⇉
A major Krusty Krab customer who is most known for his common complaints, "My leg!" and "My eyes!" after alot of accidents. More ⇉
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. More ⇉
A female pink fish who usually wears light blue bikinis. More ⇉
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. More ⇉