Stan Marsh is a fictional character on the animated television series South Park. He's one of the four main characters along with Kyle Broflovski, Eric Cartman, and Kenny McCormick. Stan and his friends will reunite with Pooh and his friends in Winnie the Pooh Goes to South Park: Bigger, Longer & Uncut. Stan is the most honest and caring 8-year-old.
- Stan and his friends originally made their first guest appearances in a Land Before Time crossover and met Littlefoot and the gang for the first time in Littlefoot's Adventures of Aladdin, but they were omitted from Daniel Esposito's upcoming remake version of that film, so they will end up meeting Littlefoot and his friends for the first time in Ronald McDonald's Adventures of The Land Before Time instead and their official guest appearance in a Land Before Time crossover will be Littlefoot's Adventures of Garfield: The Movie.
- Stan and his friends will make their first guest appearance in a Lion King crossover in the remake version of Simba, Timon, and Pumbaa's Adventures of Aladdin.
- Stan and his friends will join Pooh and his friends in Pooh's Adventures of Stand by Me, Pooh's Adventures of Avatar, Pooh's Adventures of Free Willy (and its sequels), and Pooh's Adventures of Jaws (and its sequels).
- Stan and his friends will make their biggest appearance in Winnie the Pooh Goes to South Park: Imaginationland.
- Stan and his friends will join Bill and Aldo in Bill and Aldo's Adventures of Epic Mickey, Bill and Aldo's Adventures of Epic Mickey 2: Power of Two, Bill and Aldo's Adventures of Disneyland Fun, Bill and Aldo Visit The Haunted Mansion, Bill and Aldo Say Let's Go to Disneyland Paris, Sitting Ducks/Disney on Ice films, and Sitting Ducks/S Club series.