High Quality Content by WIKIPEDIA articles! Stanley Randall "Stan" Marsh is a fictional character in the animated television series South Park. He is voiced by and loosely based on series co-creator Trey Parker. Stan is one of the show`s four central characters, along with his friends Kyle Broflovski, Kenny McCormick, and Eric Cartman. He debuted on television when South Park first aired on August 13, 1997, after having first appeared in The Spirit of Christmas shorts created by Parker and long-time collaborator Matt Stone in 1992 (Jesus vs. Frosty) and 1995 (Jesus vs. Santa).