Heats (Declared Winners) Boys 16/17 Yrs 100m Breaststroke
| Place | Name | AaD | Club | Time | | | 50 |
| 1. | Daniel SLIWINSKI | 17 | Lancashire C | 1:02.98 | | | 29.66 |
| 2. | Max PARTRIDGE | 17 | YorkshireASA | 1:03.30 | | | 29.92 |
| 3. | Russell SMITH | 16 | CheshireCo | 1:05.27 | | | 31.45 |
| 4. | Iain SCANLON | 17 | Scotland Eas | 1:05.39 | | | 30.79 |
| 5. | Bobby CAVE | 17 | HertfordsASA | 1:06.04 | | | 30.98 |
| 6. | Andrew WILLIS | 16 | Berks&SBucks | 1:06.21 | | | 30.79 |
| 7. | Edward WALSH | 17 | Middlesex Co | 1:06.76 | | | 30.89 |
| 8. | Freddy AVENELL | 17 | Nottinghamsh | 1:06.99 | | | 31.77 |
| 9. | Matthew SMITH | 17 | EssexCounASA | 1:07.15 | | | 31.02 |
| 10. | Leon MACLEAN | 16 | SussexCounty | 1:07.25 | | | 31.30 |
| 11. | Nicholas DEVINE | 17 | KentCounASA | 1:08.58 | | | 32.74 |
| 12. | David COCKS | 17 | South Wales | 1:08.67 | | | 32.27 |
| 13. | Darren HODGETT | 16 | Derbyshi ASA | 1:08.79 | | | 32.46 |
| 14. | Chris CAMPBELL | 16 | DorsetCounty | 1:09.22 | | | 32.61 |
| 15. | Matthew ALLISON | 16 | Northumb&Dur | 1:09.30 | | | 32.34 |
| 16. | Oliver-james WRIGHT | 16 | Hampshire Co | 1:09.70 | | | 32.92 |
| 17. | James KING | 16 | Suffolk ASA | 1:11.58 | | | 34.00 |
| 18. | Adam REDDINGS | 17 | Surrey Co AS | 1:13.14 | | | 33.24 |
| 19. | Luke LAWRENCE | 17 | SomersetCoun | 1:13.21 | | | 33.39 |
| 20. | Andrew PARK | 16 | Scotland Wes | 1:13.70 | | | 34.55 |
