News Phil Mickelson becomes oldest to win a major, hangs on for 2-shot win at PGA Championship May 23, 2021 USA TODAY Comments Off on Phil Mickelson becomes oldest to win a major, hangs on for 2-shot win at PGA Championship At 50 years, 11 months and 7 days old, Phil Mickelson broke the record for oldest to win a major with his victory at the PGA Championship.