Open/Male - Short Course - 50m Butterfly - Camden Swiss Cottage SC - Open Age Group
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Mehmet Zeren | Camden Swiss | 06 | SE London Winter Championships 2023 | Stratford | 2 | 04/11/23 | 25.08 | 652 |
| 2 | Amir Jelbaoui | Camden Swiss | 08 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 17/12/23 | 27.73 | 482 |
| 3 | Nicholas Yiu | Camden Swiss | 93 | Camden Swiss Cottage SC Club Championships 2023 | Swiss Cottage LC | 4 | 11/06/23 | 27.76 | 480 |
| 4 | Ritchie Grant | Camden Swiss | 07 | SE London Winter Championships 2023 | Stratford | 2 | 04/11/23 | 27.82 | 477 |
| 5 | Sauren Singh | Camden Swiss | 08 | SE London Winter Championships 2023 | Stratford | 2 | 04/11/23 | 28.69 | 435 |
| 6 | Hudson Hill | Camden Swiss | 06 | Ealing SC 2023 XMAS County Qualifier | Northolt | 3 | 02/12/23 | 28.89 | 426 |
| 7 | Arthur Cory-Wright | Camden Swiss | 07 | Ealing SC 2023 XMAS County Qualifier | Northolt | 3 | 02/12/23 | 29.17 | 414 |
| 8 | Hubert Pytlowany | Ealing | 08 | Ealing Autumn 2023 Lv4 Invite 2023 | Ealing | 4 | 28/10/23 | 29.18 | 414 |
| 9 | Martin Vermaat | Camden Swiss | 10 | Winchester City Penguins Winter Autumn Qualifier | Winchester | 2 | 08/10/23 | 29.47 | 402 |
| 10 | Victor Gould | Camden Swiss | 09 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 17/12/23 | 29.58 | 397 |
| 11 | Lev Gorelik | Camden Swiss | 07 | Basildon & Phoenix Autumn County Qualifier 2023 | Basildon | 3 | 21/10/23 | 29.75 | 390 |
| 12 | Sapir Pasheli | Camden Swiss | 08 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 29.88 | 385 |
| 13 | Sander Taboada | Camden Swiss | 09 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 30.59 | 359 |
| 14 | Leonardo Diallo | Camden Swiss | 09 | Leinster Aspiring Championships 2023 | Dublin | 2 | 21/10/23 | 30.99 | 345 |
| 15 | Dylan Jackson | Camden Swiss | 06 | Basildon & Phoenix Autumn County Qualifier 2023 | Basildon | 3 | 21/10/23 | 31.34 | 334 |
| 16 | Dion Perjuci | Camden Swiss | 07 | Borough of Harrow Christmas Cracker Meet 2023 | Barnet Copthall | 3 | 03/12/23 | 31.42 | 331 |
| 17 | Philip Borisov | Camden Swiss | 10 | Ealing SC 2024 Regional Qualifier Open Meet | Northolt | 3 | 02/03/24 | 31.46 | 330 |
| 18 | Jack Redford | Camden Swiss | 10 | Hillingdon Swimming Club Winter Open Meet 2023 | Hillingdon | 3 | 17/12/23 | 31.53 | 328 |
| 19 | Daniel Daly | Camden Swiss | 11 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 31.85 | 318 |
| 20 | Henry Gillam | Camden Swiss | 10 | Winchester City Penguins Winter Autumn Qualifier | Winchester | 2 | 08/10/23 | 32.59 | 297 |
| 21 | Finn Mathers | Camden Swiss | 11 | Ealing SC 2024 Regional Qualifier Open Meet | Northolt | 3 | 02/03/24 | 32.70 | 294 |
| 22 | Jason Gholami | Camden Swiss | 09 | 2023 Wycombe SC L3 County & Regional Qualifier | High Wycombe | 3 | 25/11/23 | 32.92 | 288 |
| 23 | Alex Nicorici | Camden Swiss | 12 | National Arena Swimming League - London 2023 | Luton | 2 | 11/11/23 | 33.06 | 284 |
| 24 | Murray Sugasa | Camden Swiss | 11 | Romford Town Last Chance Regional Qualifier 2024 | Romford | 3 | 14/04/24 | 33.90 | 264 |
| 25 | Vincent Wun | Camden Swiss | 10 | Camden Swiss Cottage SC Club Championships 2023 | Swiss Cottage LC | 4 | 11/06/23 | 33.95 | 262 |
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