Hunter Myles Mahan (born May 17, 1982) is an American professional golfer who plays on the PGA Tour. He is a winner of two World Golf Championship events, the 2010 WGC-Bridgestone Invitational and the 2012 WGC-Accenture Match Play Championship. Mahan has spent 19 weeks in the top-10 of the Official World Golf Ranking. He reached a career-high world ranking of No. 4 on April 1, 2012, becoming the highest ranked American golfer at the time.
Mahan was born in Orange, California. He had a successful amateur career, winning the 1999 5A Texas State High School Golf Championship while attending McKinney High School and the 1999 U.S. Junior Amateur.
After high school, Mahan enrolled at the University of Southern California, where he was named Pacific-10 Conference Freshman of the Year. Mahan only played one year at USC before he transferred to Oklahoma State University, where he was a two-time Big 12 Conference Player of the Year and a two-time first-team All American. Mahan was the runner-up at the U.S. Amateur in 2002, in which he was defeated by Ricky Barnes 2 & 1. In 2003 he won the Haskins Award for outstanding collegiate golfer and was co-winner of the Ben Hogan Award.