Open/Male - Short Course - 50m Breaststroke - Tilehurst SC - All Time - 12 Years Age Group - Age On Day
| Rank | Name | Ranked Club | YoB | Meet | Date | Time |
|---|---|---|---|---|---|---|
| 1 | Thomas Francis | Tilehurst | 91 | Berkshire & South Bucks Champs, Maidenhead | 28/02/04 | 36.73 |
| 2 | Zack Bleekendaal | Tilehurst | 03 | Berkshire & Sth Bucks 2016 County Championships, Maidenhead | 06/02/16 | 36.74 |
| 3 | Alexander Cawthorne | Tilehurst | 97 | Berks & S Bucks Champs, Maidenhead | 13/03/10 | 37.37 |
| 4 | Alex Bakker-Noguer | Tilehurst | 98 | Tigersharks ASC Separated Medley Open Meet, Swindon | 03/07/11 | 38.13 |
| 5 | David Sanchez | Tilehurst | 05 | Tilehurst Swimming Club Open Meet 2018, Aldershot | 02/06/18 | 39.22 |
| 6 | Thomas Dawson | Tilehurst | 96 | City of Oxford Winter Mt, Cowley | 06/12/08 | 39.64 |
| 7 | Benjamin Dinsdale | Winchester | 00 | Tilehurst SC Open Meet 2013, Reading | 15/06/13 | 39.92 |
| 8 | Ruud Drew | Tilehurst | 01 | WSC Terry Davies Alternative Nationals, Watford | 29/06/14 | 40.39 |
| 9 | Joshua Gibson | Tilehurst | 02 | Tilehurst Club Championships, Tilehurst | 28/11/15 | 40.48 |
| Josha Gupta | Tilehurst | 06 | Tilehurst SC "No Frills - Last Chance County Qua'', Reading | 16/12/18 | 40.48 | |
| 11 | Boris Kempster | Tilehurst | 02 | Tilehurst No Frills Invitational, Tilehurst | 20/12/14 | 40.62 |
| 12 | David Rogers | Tilehurst | 97 | Berks & S Bucks Champs, Maidenhead | 13/03/10 | 41.48 |
| 13 | Bruno Kempster | Edinburgh Un | 99 | Ealing Short Course Open Meet, Ealing | 11/02/12 | 41.54 |
| 14 | Jiarun Xie | Tilehurst | 10 | Tilehurst SC Club Championships, Reading | 01/10/22 | 41.77 |
| 15 | Adrian Santos | Tilehurst | 95 | Basingstoke Bluefins Meet, Basingstoke | 22/03/08 | 41.88 |
| 16 | Jihan Deng | Tilehurst | 11 | Tilehurst SC Club Championships 2023, Reading | 30/09/23 | 41.91 |
| 17 | Rhys Ash | Tilehurst | 01 | Tilehurst SC Club Sprint Meet, Reading | 06/07/14 | 42.11 |
| 18 | Joseph Rogers | Tilehurst | 04 | Tilehurst Club Sprint Meet, Reading | 09/07/17 | 42.18 |
| 19 | Alec Newton | Tilehurst | 96 | Berks & South Bucks, Maidenhead | 14/03/09 | 42.41 |
| 20 | Thomas Morris | Tilehurst | 92 | Berkshire & South Bucks Champs, Maidenhead | 12/03/05 | 42.73 |
| 21 | Michael Stent | Tilehurst | 06 | Tilehurst Swimming Club Open Meet 2018, Aldershot | 02/06/18 | 42.93 |
| 22 | Jude Hayes | Tilehurst | 03 | Tilehurst No Frills Open Meet, Tilehurst | 13/12/15 | 43.09 |
| Harry Marston | Tilehurst | 05 | Tilehurst SC Club Sprint Meet, Reading | 08/07/18 | 43.09 | |
| 24 | Adam Barrett | Tilehurst | 92 | Berkshire & South Bucks Champs, Maidenhead | 12/03/05 | 43.13 |
| 25 | James Brown | Tilehurst | 06 | Tilehurst swimming club "Club Championships", Reading | 17/11/18 | 43.57 |
 |  |
