Kristin Otto (6 Gold medals in a single Olympic).
The United States.
In the St Louis games, the U.S. won 235 medals. Germany won the second most that year with 13 total medals. Then in 1984 the US won 174 which is the second most ever won
It was the American swimmer Mark Spitz in the 1972 Munich olympic games with 7 gold medals.
Japan won the most Olympic gold medals, with a total of 58 medals by the end of the 2004 Games.
37 medals overallThe US won a total of 37 medals, breaking the record for most medals won by any country at a single winter Olympic games.
Through the 2008 Games in Beijing, the most gold medals won by an individual in a single Olympic Games in 8 by swimmer Michael Phelps of the United States at the 2008 Games.