The most Olympic medals won in one event in one Olympics is one.Every Olympic sport is played just once, so the maximum medals any competitor can gain is one.
In the men's event, Finland has won the most Olympic medals with 21 (7 gold, 7 silver, 7 bronze).In the women's event, Germany and USSR have won the most Olympic medals with 8 (Germany, 2 gold, 3 silver, 3 bronze - USSR, 2 gold, 2 silver, 4 bronze).
The record for most Athletics Olympic medals won was 19 medals by Michael Phelps in swimming at the 2012 London Olympic Games.
what year did the US win the most summer Olympic medals?
Ole Einar Bjørndalen has won the most Winter Olympic medal with 13 total medals. The American with the most Winter Olympic medals is Apolo Anton Ohno with 8 total medals.
As far as total medals go, England has won their most Summer Olympic medals in athletics and their most Winter Olympic medals in figure skating.
Currently Michael Phelps holds the world record for the most Olympic medals won at 22 medals.
Kristin Otto (6 Gold medals in a single Olympic).
Michael Phelps of the US has the most olympic gold medals (14 total in 2004 and 2008) and the most medals by a male athlete (16 including his 2 bronze medals).
Japan won the most Olympic gold medals, with a total of 58 medals by the end of the 2004 Games.