Stan Marsh is a fictional character from the animated television series South Park. He is one of the main characters and is known for his moral compass and strong sense of justice. Stan often finds himself navigating the absurdities of life in the fictional Colorado town of South Park alongside his friends. Stan is characterized by his blue hat and red jacket, and he typically represents the voice of reason among his group. He is often seen dealing with various social issues and challenges, reflecting the show's satirical take on contemporary culture and politics.