is the first Vietnamese-American contestant of the reality series Survivor: Cook Islands.

Born in Vietnam, Anh-Tuan "Cao Boi" (pronounced Cowboy) Bui was a Vietnam War refugee when he was 11 years old. He eventually moved to the U.S. and attended Virginia Polytechnic Institute and State University. He previously worked as a photographer, used car salesman, fisherman and farm hand. He currently works as a nail salon manager.