Roberto Dean Silva Burnquist (Portuguese pronunciation: [ˈʁɔbɛʁtʃ ˈdzĩː ˈsiwvɐ bɐ̃(ɹ)ˈkwistʃ], born October 10, 1976), popularly known as Bob Burnquist, is a Brazilian-American professional skateboarder. In 2010, he became the first skateboarder to land a "fakie 900" (900-degree reverse-natural rotation), making Burnquist the fifth person in history to successfully complete the 900 trick.