Boys 15/UN 100m Freestyle - Heats (Declared Winners)
Full Results
| Place | Name | YoB | Club | | Time | | R.T. | | | 50 |
| 1. | Thomas Kingham | (98) | Millfield | | 54.98 | | + 0.78 | | | 26.75 |
| 2. | Cian SENIOR | (98) | Co Sheffield | | 55.08 | | + 0.87 | | | 27.16 |
| 3. | Andrew ROY | (98) | Woking | | 55.96 | | + 0.90 | | | No Split |
| 4. | Josh Gunn | (98) | TauntonDeane | | 56.47 | | + 0.86 | | | 27.38 |
| 5. | Thomas Herbert | (98) | Co Coventry | | 56.73 | | + 0.84 | | | 27.28 |
| 6. | Rhys Rickard-Frost | (99) | Co Cardiff | | 56.80 | | + 0.73 | | | 27.29 |
| 7. | Keefe Downes | (98) | Northampton | | 56.91 | | + 0.93 | | | 27.22 |
| 8. | Jack ANDREW | (98) | teamipswich | | 57.13 | | + 0.82 | | | 27.84 |
| 9. | Tom LLOYD | (98) | Ellesmere Co | | 1:00.39 | | + 0.92 | | | 28.88 |
| | Reef Hook | (99) | Ealing | | DQ ST | | | | | |
