Open/Male - Long Course - 200m Individual Medley - Camden Swiss Cottage SC - 12 Years Age Group - At 31st December 2020
| Rank | Name | Ranked Club | YoB | Meet Name | Venue | Level | Date | Time | FINA |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Llewellyn Porter | Camden Swiss | 08 | British Summer Championships | Sheffield | 1 | 27/07/23 | 2:06.91 | 724 |
| 2 | Cillian Bramham | Camden Swiss | 08 | Newham & UEL SC National Qualifier Open Meet 2024 | Stratford | 1 | 23/03/24 | 2:23.37 | 502 |
| 3 | Hubert Pytlowany | Ealing | 08 | SE London Summer Championships 2023 | Stratford | 1 | 30/04/23 | 2:23.74 | 498 |
| 4 | Sauren Singh | Camden Swiss | 08 | Cardiff International Open Meet 2023 | Cardiff | 1 | 20/05/23 | 2:33.67 | 408 |
| 5 | Malachy Hitchcock | Camden Swiss | 08 | 2024 Middlesex County Championships | London | 1 | 28/01/24 | 2:33.98 | 405 |