Open/Male - Long Course - 400m Freestyle - 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 | Finn Mathers | Camden Swiss | 11 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 4:55.37 | 413 |
| 2 | Murray Sugasa | Camden Swiss | 11 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 24/03/24 | 5:06.64 | 369 |
| 3 | Luc Bonfiglio | Camden Swiss | 11 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 24/03/24 | 5:08.79 | 361 |
| 4 | Daniel Daly | Camden Swiss | 11 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 5:12.45 | 349 |
| 5 | Alexander Thanassoulas | Camden Swiss | 11 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 24/03/24 | 5:14.03 | 344 |
| 6 | Zoran Butorac | Camden Swiss | 11 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 5:29.71 | 297 |