Randolph Severn "Trey" Parker III (born October 19, 1969) is an American actor, animator, screenwriter, director, producer, comedian, and recording artist. He is best known for being the co-creator of South Park along with his creative partner and best friend Matt Stone, as well as co-writing and co-directing the 2011 musical The Book of Mormon, which won nine Tony Awards, include the award for Best Musical.
Parker started his film career in 1989 when he created the film Giant Beavers of Southern Sri Lanka. In 1992 he and Matt Stone made a holiday short titled Jesus vs. Frosty, which was an early forerunner of South Park. His first success came from Cannibal! The Musical. From there he made another short titled Jesus vs. Santa, which led him and college friend Stone to create South Park, which first aired in 1997. He has won five Primetime Emmy Awards for his work on South Park, winning one award for Outstanding Animated Program (for Programming One Hour or More) and four for Outstanding Animated Program (for Programming Less Than One Hour) (of eleven nominations).