How Old Is Golfer Phil Mickelson in 2025?

By Emma Wilson · July 1, 2028

Phil Mickelson is 55 years old as of 2025. Born on June 16, 1970, the legendary American golfer has enjoyed a long and decorated career across both the PGA Tour and LIV Golf. Known for his left-handed swing and aggressive playing style, Mickelson remains one of golf’s most recognizable figures.

Who Is Phil Mickelson?

Philip Alfred Mickelson, widely known as “Lefty,” is an American professional golfer with a career spanning over three decades. He turned professional in 1992 after a standout collegiate career at Arizona State University. Renowned for his creativity around the greens and strategic shot-making, Mickelson has become one of the most successful players in golf history.

Key Career Highlights

6-time major champion
Winner of the 2021 PGA Championship at age 50, becoming the oldest major winner in history
Over 40 PGA Tour victories
Inducted into the World Golf Hall of Fame in 2012
Current player on the LIV Golf League

Phil Mickelson's Age and Milestones

Mickelson’s age has become a significant talking point in recent years, especially following his historic win at the 2021 PGA Championship. At 50 years and 11 months, he broke the record previously held by Julius Boros (48) for the oldest major champion.

As of October 2025, Mickelson is 55 years old. Despite advancing age and increased competition, he continues to compete at a high level, drawing global attention for his longevity and passion for the game.

Why His Age Matters in Golf

Longevity Benchmark: Few golfers remain competitive past their 40s; Mickelson competes into his mid-50s.
Injury Management: Age brings physical challenges, including back and joint issues, which Mickelson has openly discussed.
Performance Trends: Data shows slight decline in driving distance and accuracy, but short-game excellence compensates.
Role Model: Inspires older amateurs and professionals aiming to extend careers.

Year	Age	Event	Achievement
1991	21	PGA Tour Rookie	Named PGA Tour Rookie of the Year
2004	34	Masters Tournament	First major win
2005	35	PGA Championship	Second major title
2010	40	Masters Tournament	Third green jacket
2013	43	Open Championship	Fifth major win
2021	50	PGA Championship	Oldest major champion in history
2025	55	LIV Golf Participation	Active competitor

Table data source:1, 2, 3

The table illustrates Mickelson’s sustained excellence across five decades. His ability to win majors deep into his 50s defies conventional expectations in professional golf. The 2021 PGA Championship victory at age 50 was not just a personal triumph but a landmark moment in sports history, demonstrating how training, diet, and mental focus can extend athletic careers.

Phil Mickelson Today: Life at 55

In 2025, Mickelson continues to play on the LIV Golf circuit, where he joined in 2022 amid widespread discussion about the league’s impact on traditional golf structures. While his tournament wins have slowed, his presence boosts team performance and media interest.

Off the course, Mickelson is involved in business ventures, including golf course design and tech investments. He also mentors younger players and advocates for health and fitness in aging athletes.