Heats (Declared Winners) Boys 16/17 Yrs 100m Butterfly
| Place | Name | AaD | Club | Time | | | 50 |
| 1. | Daniel VICKERS | 17 | StaffordsASA | 58.08 | | | 27.75 |
| 2. | Daniel WADDINGHAM | 17 | Warwicks ASA | 58.30 | | | 27.30 |
| 3. | James DAVIES | 16 | North Wales | 59.01 | | | 27.42 |
| 4. | Robin WILLIAMS | 17 | Worcester Co | 59.79 | | | 28.17 |
| 5. | Gareth KEATING | 17 | Leics ASA | 59.87 | | | 28.20 |
| 6. | Aaron LEE | 16 | WiltshireASA | 1:00.24 | | | 28.72 |
| 7. | Josh DUNN | 16 | DevonCounASA | 1:00.37 | | | 27.87 |
| 8. | Matthew CORBETT | 17 | Oxfords&NBuc | 1:01.09 | | | 28.63 |
| 9. | Angus BAILEY | 17 | Cornwall ASA | 1:01.37 | | | 28.39 |
| 10. | Jack JOHNSON | 16 | NorthampsASA | 1:02.41 | | | 29.30 |
| 11. | Alexander BARKER | 17 | Norfolk Coun | 1:02.96 | | | 29.31 |
| 12. | Stefan WILLIAMS | 16 | Shropshi ASA | 1:03.01 | | | 30.02 |
| 13. | George TWENTYMAN | 16 | Cumbria ASA | 1:03.58 | | | 29.48 |
| 14. | James PARTRIDGE | 16 | Gloucestersh | 1:04.60 | | | 29.99 |
| 15. | Matt SCOTT | 16 | Cambridgeshi | 1:05.46 | | | 30.54 |
| 16. | Graeme CLOW | 16 | Scotland Mid | 1:05.81 | | | 30.84 |
| 17. | William JOLLY | 16 | Lincolns ASA | 1:07.41 | | | 32.14 |
| 18. | Ed PAYNE | 17 | Bedfords ASA | 1:08.62 | | | 30.35 |
