Female - Long Course - 50m Butterfly - Camden Swiss Cottage SC - 09 Years Age Group - At 31st December 2020
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Eleanor Porter | Camden Swiss | 11 | Swim England National Summer Meet 2023 | Sheffield | 1 | 06/08/23 | 30.42 | 517 |
| 2 | Jemima Da Silva | Camden Swiss | 11 | Derby Excel New Year Meet 2024 | Sheffield | 1 | 21/01/24 | 33.02 | 404 |
| 3 | Eva Chamorro | Camden Swiss | 11 | 2024 Middlesex County Championships | London | 1 | 28/01/24 | 34.49 | 355 |
| 4 | Lara Trunkfield | Camden Swiss | 11 | 2024 Middlesex County Championships | London | 1 | 28/01/24 | 34.50 | 355 |
| 5 | Antonia Nazar | Anaconda | 11 | Chelsea & Westminster & Millfield March Grand Prix | Millfield | 1 | 10/03/24 | 36.39 | 302 |
| 6 | Maya Fitzhardinge | Camden Swiss | 11 | City of Norwich Easter Meet 2024 | Norwich | 1 | 30/03/24 | 36.96 | 288 |