Ryan Simonetti is an American professional skateboarder who has appeared in several television programs. He has appeared in National Lampoon's TV: The Movie, Wildboyz, Dr. Steve-O, and also in Don't Try This At Home: The Steve-O Video. He has appeared on MTV Cribs in their Jackass episode special. On May 15, 2008, he appeared on the Late Show with David Letterman where he jumped onto and off a moving U-Haul truck.
