In 1980, Genuine Risk became the first filly to win the Kentucky Derby since 1915. 

In 1986, Bill Shoemaker rode a 17-1 longshot named Ferdinand to the win at the Derby.

In 1964, Pete Brown became the first black golfer to ever win a PGA Tour Event.

In 1970, Jack Nicklaus beat Arnold Palmer in a one-hole playoff to win the Byron Nelson Classic.

In 1936, Joe DiMaggio made his major league debut.