Billy (disambiguation)

Billy may refer to:

• Billy, son of Mable Monica, as seen in "Squirrel Jokes."
• Billy (lime fish), adoptive son of Evelyn.
• Billy (purple kid), a child as seen in "Penny Foolish."
• Billy (Student), he is seen in "Professor Squidward," and in other episodes.
• Billy the Snail, pet of Brad, as seen in "Gary in Love."
• Billy the Orca, a killer whale seen in "SpongeGuard on Duty."