SpongeBob was created and designed by Stephen Hillenburg, an artist and marine science educator. He is characterized by his optimism and childlike attitude, and is influenced by other comedic characters, including Stan Laurel and Pee-Wee Herman. SpongeBob SquarePants is a fictional character and the main character of the long-running television series SpongeBob Squarepants. Antonio Raul Corbo (as a child in Sponge on the Run).