John Robert Thompson III (born March 11, 1966) is the assistant coach for the United States men's national basketball team since 2017. He previously served as the head coach of the men's basketball team at Georgetown University. He grew up in Washington, D.C. and was named first team All-Metro by The Washington Post while playing for Gonzaga College High School in 1984. Thompson was hired on April 20, 2004 to replace Craig Esherick and was fired at the end of the 2017 season. Prior to being hired at Georgetown, Thompson was the head coach for four years at his alma mater, Princeton University.