Brooks Koepka (/ˈkɛp. kə/, born May 3, 1990) is an American professional golfer on the PGA Tour. He became World Number 1 in the Official World Golf Ranking after winning the 2018 CJ Cup. He also won the U. S. Open in 2017 and 2018, and the PGA Championship in 2018. He successfully defended the PGA Championship in 2019, becoming the first golfer in history to hold back-to-back titles in two majors simultaneously. He started his career on the European Challenge Tour and eventually the European Tour. He played college golf at Florida State University.