Boys 15/UN 100m Butterfly - Heats (Declared Winners)
Full Results
| Place | Name | YoB | Club | | Time | | R.T. | | | 50 |
| 1. | Sam BUDD | (98) | Co Sheffield | | 59.99 | | + 0.77 | | | 29.02 |
| 2. | Brodie Williams | (99) | Millfield | | 1:00.82 | | + 0.78 | | | 28.57 |
| 3. | Dominic SCIFO | (99) | teamipswich | | 1:00.92 | | + 0.81 | | | 28.54 |
| 4. | Jacob Greenow | (99) | TauntonDeane | | 1:01.17 | | + 0.76 | | | 28.98 |
| 5. | Jahrel Murphy | (99) | Ealing | | 1:01.71 | | + 0.74 | | | 29.74 |
| 6. | Danny Savage | (00) | Northampton | | 1:02.13 | | + 0.78 | | | 29.03 |
| 7. | James Davies | (98) | Co Cardiff | | 1:02.98 | | + 0.76 | | | 29.28 |
| 8. | Alexander Carroll | (99) | Co Coventry | | 1:03.78 | | + 0.73 | | | 29.59 |
| 9. | Jacob JACKSON | (98) | Ellesmere Co | | 1:05.37 | | -.-- | | | 29.55 |
| 10. | Haaris WYNE | (98) | Woking | | 1:06.99 | | + 0.97 | | | 30.30 |
