John Duffield Curtis
- Bats Left, Throws Left
- Height 6' 2", Weight 185 lb.
- School Clemson University
- High School Central High School (Smithtown, NY)
- Debut August 13, 1970
- Final Game September 28, 1984
- Born March 9, 1948 in Newton, MA USA
John Curtis pitched for Team USA in the 1967 Pan American Games, the lone time they won Gold in the Pan American Games in baseball through 2014. He lost his first two starts, both against Cuba, but then beat Cuba in game 1 of the best-of-3 finals.
- 2000-2002 Pitching coach Long Beach Breakers
- 2003-2004 Pitching Coach High Desert Mavericks
- 2005-2008 Pitching coach West Virginia Power
- 2009-2011 Pitching coach Huntsville Stars
- 200 Innings Pitched Seasons: 1 (1973)