Open/Male - Short Course - 100m Butterfly - Camden Swiss Cottage SC - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Llewellyn Porter | Camden Swiss | 08 | Swim England Winter Championships 2023 | Sheffield | 2 | 14/12/23 | 55.06 | 653 |
| 2 | Mehmet Zeren | Camden Swiss | 06 | National Arena Swimming League - London 2023 | Hatfield | 3 | 09/12/23 | 57.43 | 575 |
| 3 | Ritchie Grant | Camden Swiss | 07 | National Arena Swimming League - London 2023 | Luton | 2 | 09/12/23 | 1:00.07 | 503 |
| 4 | Sauren Singh | Camden Swiss | 08 | SE London Winter Championships 2023 | Stratford | 2 | 05/11/23 | 1:02.61 | 444 |
| 5 | Amir Jelbaoui | Camden Swiss | 08 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 16/12/23 | 1:02.70 | 442 |
| 6 | Hubert Pytlowany | Ealing | 08 | Swim England National County Team Champs 2023 | Sheffield | 2 | 08/10/23 | 1:02.91 | 438 |
| 7 | Martin Vermaat | Camden Swiss | 10 | National Arena Swimming League - London 2023 | Luton | 2 | 09/12/23 | 1:03.73 | 421 |
| 8 | Arthur Cory-Wright | Camden Swiss | 07 | National Arena Swimming League - London 2023 | St Albans | 2 | 09/12/23 | 1:04.71 | 402 |
| 9 | Lev Gorelik | Camden Swiss | 07 | Ealing SC 2023 XMAS County Qualifier | Northolt | 3 | 02/12/23 | 1:07.51 | 354 |
| 10 | Malachy Hitchcock | Camden Swiss | 08 | National Arena Swimming League - London 2023 | Luton | 2 | 11/11/23 | 1:07.97 | 347 |
| 11 | Victor Gould | Camden Swiss | 09 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 16/12/23 | 1:08.23 | 343 |
| 12 | Atai Parnes Molcho | Camden Swiss | 10 | Ealing SC 2024 Regional Qualifier Open Meet | Northolt | 3 | 02/03/24 | 1:08.37 | 341 |
| 13 | Sander Taboada | Camden Swiss | 09 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 1:09.35 | 327 |
| 14 | Leonardo Diallo | Camden Swiss | 09 | Leinster Aspiring Championships 2023 | Dublin | 2 | 21/10/23 | 1:10.54 | 310 |
| 15 | Nikita Markov | Camden Swiss | 06 | National Arena Swimming League - London 2023 | St Albans | 2 | 14/10/23 | 1:10.74 | 308 |
| 16 | Daniel Daly | Camden Swiss | 11 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 1:11.30 | 300 |
| 17 | Sapir Pasheli | Camden Swiss | 08 | Ealing SC 2023 XMAS County Qualifier | Northolt | 3 | 02/12/23 | 1:11.53 | 298 |
| 18 | Henry Gillam | Camden Swiss | 10 | NOVA Centurion November Meet 2023 | Nottingham | 2 | 18/11/23 | 1:11.54 | 297 |
| 19 | Philip Borisov | Camden Swiss | 10 | Basildon & Phoenix End of Season Meet 2023 | Basildon | 3 | 15/07/23 | 1:13.23 | 277 |
| 20 | Oliver Finch | Camden Swiss | 10 | Ealing SC 2024 Regional Qualifier Open Meet | Northolt | 3 | 02/03/24 | 1:13.48 | 274 |
| 21 | Finn Mathers | Camden Swiss | 11 | National Arena Swimming League - London 2023 | Luton | 2 | 11/11/23 | 1:13.55 | 274 |
| 22 | Jason Gholami | Camden Swiss | 09 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 1:13.96 | 269 |
| 23 | Murray Sugasa | Camden Swiss | 11 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 1:16.11 | 247 |
| 24 | Luc Bonfiglio | Camden Swiss | 11 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 1:16.75 | 241 |
| 25 | Alex Nicorici | Camden Swiss | 12 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 1:16.87 | 240 |
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