EVENT 112 Boys 14/15 Yrs 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | Jay Cushen | 14 | Cheshire | 1:12.06 |
| 1 | 4 | Ryan Wilcox | 15 | Notts | 1:10.50 |
| 2 | 6 | Sandor Apponyi | 14 | Devon | 1:09.80 |
| 3 | 8 | Ben McEvoy | 15 | Lancashire | 1:08.70 |
| 4 | 10 | Finn Trehane | 15 | Dorset | 1:08.40 |
| 5 | 9 | John Kean | 15 | Scot East | 1:08.58 |
| 6 | 7 | Austin-Slade Jeffery | 14 | Hampshire | 1:09.41 |
| 7 | 5 | Daniel Butler | 15 | N & Durham | 1:10.50 |
| 8 | 3 | Lewis Binning | 14 | Essex | 1:10.94 |
| 9 | 1 | Dominik Strba | 14 | Sussex | 1:12.66 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Sam Perkins | 15 | Suffolk | 1:07.91 |
| 1 | 14 | Rory Dickson | 15 | Scot West | 1:06.40 |
| 2 | 16 | Rhodri Williams | 15 | Swim Wales E | 1:06.27 |
| 3 | 18 | Jason Robson | 14 | Yorkshire | 1:06.10 |
| 4 | 20 | William Mitchell | 15 | Somerset | 1:04.70 |
| 5 | 19 | Thomas Leman | 15 | Kent | 1:05.70 |
| 6 | 17 | Pietro Lombardo | 14 | Middlesex | 1:06.20 |
| 7 | 15 | CHARLIE TROTMAN | 15 | Surrey | 1:06.30 |
| 8 | 13 | WILLIAM BELL | 15 | Leics | 1:06.89 |
| 9 | 11 | Billy Wotton | 14 | Ox & N Bucks | 1:08.16 |