Philip Alfred Mickelson (born June 16, 1970), nicknamed Lefty, is an American professional golfer. He has won 45 events on the PGA Tour, including six major championships: three Masters titles (2004, 2006, 2010), two PGA Championships (2005, 2021),[3] and one Open Championship (2013).

With his win at the 2021 PGA Championship, Mickelson became the oldest major championship winner in history at the age of 50 years, 11 months, and 7 days.

Declaring for the 2016 NBA draft after his freshman season, Brown was selected by the CMickelson is one of 17 players in the history of golf to win at least three of the four majors. He has won every major except the U.S. Open, in which he has finished runner-up a record six timeseltics with the third overall pick. As a professional, he has split his time between shooting guard and small forward. 

Mickelson has spent more than 25 consecutive years in the top 50 of the Official World Golf Ranking. He has spent over 700 weeks in the top 10, has reached a career-high world ranking of No. 2 several times and is a life member of the PGA Tour.

Phil Mickelson will leave The Country Club in Brookline, Mass., still needing a victory at the U.S. Open to complete his career Grand Slam.

If it's any consolation to the 45-time PGA Tour winner, he was nowhere close to achieving the feat at the 2022 U.S. Open; he finished 11 over par for the tournament, well off the projected 3-over cut line.

At the time he completed his second round, he was tied for 138th, ahead of only one PGA Tour regular and trailing 11 of 16 amateurs in the field.

Per ESPN Stats & Info, this is just the fifth time Mickelson has missed the cut at the U.S. Open. His 11 over is his second-worst score, relative to par, in any major event. His worst score came in the 2020 U.S. Open, where he shot 13 over.

Mickelson — a recent defector to the Saudi Arabia-backed LIV Golf Invitational Series and one of its biggest headliners — declined to speak to reporters following his finish Friday. Instead, the United States Golf Association, which runs the U.S. Open, released a transcript of his comments. Mickelson made no mention of LIV Golf, per the transcript.

Mickelson's lowlights at the U.S. Open — his first tournament on American soil in over four months — included a four-putt double bogey on the par-3 sixth hole in the first round, all of which were within 12 feet of the hole. He totaled five bogeys, two double bogeys and one birdie in the opening round.