Long Course: 52.62
Short Course: 51.01
At the 2008 Games in Beijing, Michael Phelps of the United States won gold in the men's 200 meter freestyle in a time of 1:42.96 and Federica Pellegrini of Italy won gold in the women's 200 meter freestyle in a time of 1:54.82.
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In the 200 meter freestyle her time was 2.8 minutes
29.20
John Naber of the United States in a time of 55.49 seconds, at the time a world record. Naber won 5 medals (4 gold, 1 silver) at the 1976 Games in Montreal. He also won gold in 200 meter backstroke, 4x200 meter freestyle relay, and 4x100 meter medley relay. He won silver in 200 meter freestyle.
Rebecca Adlington's time of 8:14.10 in the finals of the women's 800 meter freestyle was an Olympic record and a world record.
100 meter freestyle long course (50 meters) world records: Men: Pieter van den Hoogenband - 47.84 seconds Women: Libby Lenton - 52.99 seconds 100 meter freestyle short course (25 meters) world records: Men: Stefan Nystrand - 45.83 seconds Women: Libby Lenton - 51.70 seconds
the fastest time for freestyle is 21.67
4.Swimmer Murray Rose of Australia won gold in men's 400 meter freestyle, men's 1500 meter freestyle, and men's 4x200 meter freestyle relay at the 1956 Games in Melbourne and in men's 400 meter freestyle at the 1960 Games in Rome.He also won silver in men's 1500 meter freestyle and bronze in men's 4x200 meter freestyle relay at the 1960 Games in Rome.
Michael Johnson (USA) set the 200 Meter Dash World Record at the 1996 Atlanta Olympic Games with a time of 19.32 seconds.
Rebecca Adlington (swimming), Charlotte Cooper (tennis), Edith Hannum (tennis), Shirley Robinson (sailing), Sarah Ayton (sailing), Sarah Webb (sailing), and Kelly Holmes (athletics) with 2 each.
8:14.10 by Rebecca Adlington of Great Britain in the finals. That time set a new world record.