Gregory Steven Keatley
- Bats Right, Throws Right
- Height 6' 2", Weight 200 lb.
- School Miami-Dade Community College, University of South Carolina
- Debut September 27, 1981
- Final Game October 5, 1981
- Born September 12, 1953 in Princeton, WV USA
He was drafted by the Chicago Cubs in the 5th round in the 1976 amateur draft, spent some time in the minor league organizations of the Cubs, Detroit Tigers and Kansas City Royals, and came up to the majors for two games as a catcher with the Royals in 1981. The regular catcher at the time was John Wathan.