Golf-Oldest major champions

May 23, 2021; Kiawah Island, South Carolina, USA; Phil Mickelson checks his notes while walking on the 2nd hole fairway during the final round of the PGA Championship golf tournament. Mandatory Credit: David Yeazell-USA TODAY Sports

KIAWAH ISLAND, S.C. (Reuters) - List of the oldest winners in the four championships that comprise the modern grand slam, following Phil Mickelson's victory at the PGA Championship on Sunday:

Phil Mickelson - 50 years, 11 months - 2021 PGA Championship