(gold) Jon Henricks
1956 swimming - 100 m freestyle; swimming - 4x200 m freestyle relay
(silver) Jon Svendsen
1984 water polo
(gold) Jon Koncak
1984 basketball
(gold) Michael O'Brien (middle name Jon)
1984 swimming - 1500 m freestyle
(gold) Jon Sieben
1984 swimming - 200 m butterfly
(silver) Curt Giles (middle name Jon)
1992 ice hockey
(gold/bronze) Jon Olsen
1992; 1996 swimming - 4x100 m freestyle relay; swimming - 4x100 m medley relay; swimming - 4x200 m freestyle relay
(silver/gold) Jon A. Drummond
1996; 2000 4x100 m relay
(gold) Jon Rauch
2000 baseball
(bronze) Jon Schofield
2012 canoe sprint