The director of How the Grinch Stole Christmas is Ron Howard. Ron Howard is an award-winning director and producer who has worked on many popular films, including Apollo 13, A Beautiful Mind, and The Da Vinci Code. Ron Howard is also well-known for his work as an actor, having appeared in many classic films such as Happy Days and The Andy Griffith Show. In addition to his directing work, Ron Howard is also a writer and producer, and he has won multiple awards for his contributions to the film industry.