| Event | Value | Date | Swimmer | Meet | |
|---|---|---|---|---|---|
Butterfly 50 m | 25.48 | Jul 26, 2018 | Kelsi Worrell United States | 2018 USA Championships Irvine, United States | |
Butterfly 50 m | 25.48 | Jul 29, 2017 | Kelsi Worrell United States | 2017 World Championships Budapest, Hungary | |
Butterfly 100 m | 55.98 | Jul 29, 2012 | Dana Vollmer United States | 2012 Olympic Games London, United Kingdom | |
Butterfly 200 m | 02:04.14 | Jul 30, 2009 | Mary DeScenza United States | 2009 World Championships Rome, Italy |
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