Open/Male - Short Course - 50m Butterfly - Camden Swiss Cottage SC - 10 Years Age Group - At 31st December 2019
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Victor Gould | Camden Swiss | 09 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 17/12/23 | 29.58 | 397 |
| 2 | Sander Taboada | Camden Swiss | 09 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 30.59 | 359 |
| 3 | Leonardo Diallo | Camden Swiss | 09 | Leinster Aspiring Championships 2023 | Dublin | 2 | 21/10/23 | 30.99 | 345 |
| 4 | Jason Gholami | Camden Swiss | 09 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 32.92 | 288 |
| 5 | Nicolas Nunez Cordoba | Camden Swiss | 09 | Camden Swiss Cottage SC Club Championships 2023 | Swiss Cottage LC | 4 | 11/06/23 | 35.47 | 230 |
| 6 | Konstantin Staykov | Camden Swiss | 09 | Borough of Harrow Christmas Cracker Meet 2023 | Barnet Copthall | 3 | 03/12/23 | 37.01 | 202 |
| 7 | Ravanel Ferera | Camden Swiss | 09 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 17/12/23 | 37.04 | 202 |
| 8 | Jonathan Eisenberg | Camden Swiss | 09 | Ealing SC 2023 XMAS County Qualifier | Northolt | 3 | 02/12/23 | 39.71 | 164 |