Female - Short Course - 400m Individual Medley - Camden Swiss Cottage SC - 13 Years Age Group - At 31st December 2019
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Garance Ferera | Camden Swiss | 06 | Camden Swiss Cottage SC Club Championships 2023 | Swiss Cottage LC | 4 | 09/06/23 | 5:18.71 | 536 |
| 2 | Derya Cetinalp | Camden Swiss | 06 | Middlesex County Development Open Series 1 2023 | Southbury Road LC | 3 | 15/10/23 | 5:34.01 | 465 |