It's said a golfer's prime is around the age of 32. It's rare for a player, then, to win a major championship a decade or sooner than that magic number.
Here's a look at the youngest winners in major championship history.
The Masters
Tiger Woods in 1997 at 21 years, 3 months, 14 days
Jordan Spieth in 2015 at 21 years, 8 months, 12 days
Seve Ballesteros in 1980 at 23 years, 4 days
Jack Nicklaus in 1963 at 23 years, 3 months, 17 days
U.S. Open
John J. McDermott in 1911 at 19 years, 10 months, 14 days
Francis Ouimet in 1913 at 20 years, 4 months, 12 days
Bobby Jones in 1923 at 21 years, 3 months, 28 days
Jordan Spieth in 2015 at 21 years, 10 months, 24 days
Rory McIlroy in 2011 at 22 years, 1 month, 17 days
Open Championship
Young Tom Morris in 1868 at 17 years, 5 months, 8 days
Young Tom Morris in 1869 at 18 years, 4 months, 26 days
Young Tom Morris in 1870 at 19 years, 4 months, 25 days
PGA Championship
Gene Sarazen in 1922 at 20 years, 5 months, 22 days
Tom Creavy in 1931 at 20 years, 7 months, 17 days
Gene Sarazen in 1923 at 21 years, 7 months, 2 days