Female 12/13 100m Freestyle - Heats (Declared Winners)
Full Results
| Place | Name | YoB | Club | | Time | | | WA Pts | | 50 |
| 1. | Iris Hurst | (10) | Cheshire | | 59.32 | | | 607 | | 28.78 |
| 2. | Anais Kirby | (10) | Leics | | 1:01.45 | | | 546 | | 29.66 |
| 3. | Layla Wareing | (11) | Dorset | | 1:01.51 | | | 545 | | 29.33 |
| 4. | Cerys Griffiths | (10) | SW Wales | | 1:02.31 | | | 524 | | 30.21 |
| 5. | Mya Leune | (10) | Scot North | | 1:02.68 | | | 515 | | 29.82 |
| 6. | Florence Barkholt | (10) | Wiltshire | | 1:03.05 | | | 506 | | 30.17 |
| 7. | Akemi Futatsugi | (10) | Gloucs | | 1:03.24 | | | 501 | | 30.22 |
| 8. | Robyn Fitzhenry | (10) | Cornwall | | 1:03.28 | | | 500 | | 31.38 |
| 9. | Maisie O'Mahony | (10) | Cumbria | | 1:03.51 | | | 495 | | 30.94 |
| 10. | Elizabeth Vickerman | (11) | Staffs | | 1:03.52 | | | 495 | | 30.14 |
| 11. | Maddie Walden | (10) | Northants | | 1:03.96 | | | 484 | | 30.50 |
| 12. | Evie Greenhalf | (10) | Norfolk | | 1:04.08 | | | 482 | | 30.96 |
| 13. | Amerie Njawaya | (10) | Bedfordshire | | 1:04.76 | | | 467 | | 31.04 |
| 14. | Cecilia Huepfl | (10) | Ox & N Bucks | | 1:05.05 | | | 460 | | 30.39 |
| 15. | Kitty Lamb | (11) | Cambs | | 1:05.06 | | | 460 | | 31.38 |
| 16. | Sophie Cooksey | (10) | Lincolnshire | | 1:07.02 | | | 421 | | 31.22 |
| 17. | Martha Gibbard | (10) | Shropshire | | 1:07.68 | | | 409 | | 31.93 |
