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The first world record in the 100 metres butterfly in long course (50 metres) swimming was recognised by the International Swimming Federation (FINA) in 1957, for both men and women. In the short-course (25 metres) swimming events, the world's governing body recognizes world records since March 3, 1991.
Video World record progression 100 metres butterfly
Men
Long course
Short course
Maps World record progression 100 metres butterfly
Women
Long course
Short course
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References
- (in English) International Swimming Hall of Fame - archived from the ISHOF original
- (in Dutch) Zwemkroniek
- (in Italian) Agenda Diana
Source of the article : Wikipedia