Heats (Declared Winners) Boys 16/17 Yrs 100m Breaststroke
| Place | Name | AaD | Club | Time | | | 50 |
| 1. | Mark Campbell | 17 | Scot North | 1:06.17 | | | 30.92 |
| 2. | Alex Wooldridge | 17 | Devon | 1:06.33 | | | 31.79 |
| 3. | James Broady | 17 | Gloucs | 1:06.59 | | | 31.31 |
| 4. | Luke Westwood | 17 | Cambs | 1:07.98 | | | 31.93 |
| 5. | Jack Johnson | 17 | Northants | 1:08.04 | | | 31.84 |
| 6. | Steffan Williams | 17 | Shropshire | 1:08.11 | | | 32.52 |
| 7. | Matthew Mccusker | 17 | Scot West | 1:08.14 | | | 32.65 |
| 8. | James Nicholls | 17 | North Wales | 1:08.18 | | | 32.19 |
| 9. | Nicholas Thompson | 16 | Norfolk | 1:09.40 | | | 32.79 |
| 10. | Christopher Campbell | 17 | Dorset | 1:10.11 | | | 32.87 |
| 11. | George Morris | 17 | Essex | 1:10.44 | | | 32.72 |
| 12. | Matthew Nicholson | 17 | Cumbria | 1:10.92 | | | 33.26 |
| 13. | Alex Manley | 16 | Lincolnshire | 1:11.24 | | | 33.22 |
| 14. | Oliver Brewer | 16 | Ox & N Bucks | 1:11.55 | | | 33.66 |
| 15. | Michael Grant | 17 | Cornwall | 1:11.84 | | | 34.04 |
| 16. | Robert Smith | 16 | Worcs | 1:12.83 | | | 33.85 |
| 17. | James Holder | 17 | Notts | 1:12.88 | | | 34.45 |
| 18. | Robert Baldrance | 16 | Bedfordshire | 1:14.55 | | | 35.42 |
