Female - Long Course - 50m Breaststroke - Camden Swiss Cottage SC - 12 Years Age Group - At 31st December 2022
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Charlotte Shao | Camden Swiss | 10 | Swim England National Summer Meet 2023 | Sheffield | 1 | 05/08/23 | 35.18 | 569 |
| 2 | Marina Kennedy | Camden Swiss | 10 | City of Sheffield SS Premier Open Meet 2024 | Sheffield | 1 | 10/03/24 | 36.14 | 525 |
| 3 | Amy Fielding | Camden Swiss | 10 | SE London Summer Championships 2023 | Stratford | 1 | 29/04/23 | 36.87 | 494 |
| 4 | Tara Quin | Camden Swiss | 10 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 23/03/24 | 40.36 | 377 |
| 5 | Analise Comer | Camden Swiss | 10 | 2024 Middlesex County Championships | London | 1 | 28/01/24 | 40.65 | 369 |
| 6 | Ruby Ruzzaman | Camden Swiss | 10 | City of Sheffield SS Premier Open Meet 2024 | Sheffield | 1 | 10/03/24 | 40.74 | 366 |
| 7 | Alysa Perez Guzman | Camden Swiss | 10 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 23/03/24 | 41.74 | 340 |
| 8 | Romilly Morrison | Camden Swiss | 10 | Winchester City Penguins Summer Scorcher 2023 | Winchester | 3 | 22/07/23 | 42.46 | 323 |
| 9 | Amelia Sinclair | Camden Swiss | 10 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 23/03/24 | 43.92 | 292 |
| 10 | Lily Morrison | Camden Swiss | 10 | Cardiff International Open Meet 2023 | Cardiff | 1 | 21/05/23 | 44.27 | 285 |
| 11 | Chloe De Lagarde | Camden Swiss | 10 | Winchester City Penguins Summer Scorcher 2023 | Winchester | 3 | 22/07/23 | 44.36 | 284 |
| 12 | Charlotte Barnard | Camden Swiss | 10 | Winchester City Penguins Summer Scorcher 2023 | Winchester | 3 | 22/07/23 | 47.14 | 236 |