Leopold "Butters" Stotch is a fictional character in the adult animated television series South Park. He is loosely based on co-producer Eric Stough and his voice is provided by co-creator Matt Stone. He is a student at South Park Elementary School.

The third season of South Park, an American animated television comedy series, aired on Comedy Central from April 7, 1999, to January 12, 2000. The season was headed by series creators Trey Parker and Matt Stone, who also served as executive producers along with Anne Garefino. The season continued to focus on the exploits of protagonists Stan, Kyle, Cartman, and Kenny in the fictional Colorado mountain town of South Park.