Jon C. Olsen is an American former competition swimmer, four-time Olympic champion, and former world record-holder. Olsen was a highly successful relay swimmer for the U.S. national team in the late 1980s and 1990s. Olsen represented the United States at two consecutive Olympic Games, and won a total number of five Olympic medals, including four golds. At the 1992 Summer Olympics in Barcelona, Spain, he won his first gold medal as a member of the winning U.S. team in the men's 4x100-meter freestyle relay, together with teammates Joe Hudepohl, Matt Biondi and Tom Jager. He won a second gold medal for swimming the freestyle anchor leg for the first-place U.S. team in the men's 4x100-meter medley relay. With his medley relay teammates Jeff Rouse, Nelson Diebel, and Pablo Morales, he tied the world record in the event of 3:36.93. He also received a bronze medal as a member of the third-place U.S. team in the men's 4x200-meter freestyle relay. Individually, he also placed fourth in the final of the men's 100-meter freestyle with a time of 49.51 seconds. 

April 25th, 1969 in New Britain, Connecticut (Age 55)