Open/Male - Long Course - 50m Butterfly - Camden Swiss Cottage SC - 08 Years Age Group - At 31st December 2020
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Alex Nicorici | Camden Swiss | 12 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 31.74 | 345 |
| 2 | Martin Perez | Camden Swiss | 12 | SE London Region Summer Championships 2024 | London | 1 | 28/04/24 | 33.17 | 302 |
| 3 | Lucas Vermaat | Camden Swiss | 12 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 37.42 | 210 |
| 4 | Filippos Stavridis | Camden Swiss | 12 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 23/03/24 | 40.79 | 162 |
| 5 | James Ozersky | Camden Swiss | 12 | 2024 Wycombe L3 Long Course Sprint Meet | High Wycombe | 3 | 27/04/24 | 41.41 | 155 |
| 6 | Tate Richardson | Camden Swiss | 12 | 2024 Middlesex County Championships | London | 1 | 27/01/24 | 46.55 | 109 |
| 7 | Felix Johnson | Camden Swiss | 12 | 2024 Wycombe L3 Long Course Sprint Meet | High Wycombe | 3 | 27/04/24 | 48.99 | 93 |