Stephen McDannell Hillenburg (August 21, 1961 – November 26, 2018) was an American animator, writer, producer, director, voice actor, and marine biology educator. He was best known for creating the animated television series SpongeBob SquarePants for Nickelodeon in 1999. The show has become the fourth longest-running American animated series. He also provided the original voice of Patchy the Pirate's pet, Potty the Parrot.
Hillenburg was born in Lawton, Oklahoma and grew up in Anaheim, California. He became fascinated with the ocean as a child and developed an interest in art. He began a career in 1984, instructing marine biology at the Orange County Marine Institute, where he wrote and illustrated The Intertidal Zone, an informative picture book about tide-pool animals, which he used to educate his students. After two years of teaching, he enrolled at California Institute of the Arts in Santa Clarita in 1989 to pursue a career in animation.