Canada at the Olympics medals at both the Winter and the Summer Games, with two Summer and four Winter medals. Clara Hughes and Cindy Klassen hold the record for most Olympic medals won by a Canadian of either gender, with six each. Cindy Klassen holds the record for most Winter medals won by a Canadian of either gender, with six. Catriona Le May Doan became the first Canadian to defend their gold medal at the Olympics. She repeated her gold medal in the women's 500m long track speedskating event at the 2002 Salt Lake City Olympics from the 1998 Nagano Olympics. Alexandre Bilodeau became
Mark Spitz top amateur athlete in the United States. Spitz also set a number of world records during the U.S. Olympic Swim Trials held in Chicago's Portage Park in 1972. He was nicknamed "Mark the Shark" by his teammates. At the 1972 Summer Olympics in Munich (West Germany), Spitz was back to maintain his bid for the six gold medals. He did even better, winning seven Olympic gold medals. Furthermore, Spitz set a new world record in each of the seven events – 100-meter freestyle (51.22), 200-meter freestyle (1:52.78), 100-meter butterfly (54.27), 200-meter butterfly (2:00.70), 4×100-meter freestyle relay (3:26.42), 4×200-meter freestyle relay