EVENT 103 Girls 12/13 Yrs 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 2 | Taylor O�Rourke | 03 | Northants | 1:22.95 |
| 2 | 4 | Katie Scott | 04 | Lincolnshire | 1:22.52 |
| 3 | 6 | Ava Simpson | 03 | Scot West | 1:21.84 |
| 4 | 8 | Megan Jones | 03 | Cumbria | 1:20.86 |
| 5 | 7 | Abbie Nolan | 03 | Shropshire | 1:21.21 |
| 6 | 5 | Turaya Evans | 03 | Cornwall | 1:21.86 |
| 7 | 3 | Abbie Barnwell | 03 | Bedfordshire | 1:22.71 |
| 8 | 1 | Annabelle Gleed | 03 | Wiltshire | 1:25.40 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 10 | Flora Perkin | 03 | Devon | 1:20.30 |
| 2 | 12 | Jade Goode | 03 | Cambs | 1:19.90 |
| 3 | 14 | Amy Brown | 04 | Dorset | 1:19.00 |
| 4 | 16 | Erin Davies | 03 | Warwicks | 1:15.14 |
| 5 | 15 | Milly Widdop | 03 | Sussex | 1:15.60 |
| 6 | 13 | Charlotte Abramson | 04 | Norfolk | 1:19.60 |
| 7 | 11 | Millie Checkley | 04 | Worcs | 1:20.13 |
| 8 | 9 | Helena Mole | 03 | Staffs | 1:20.47 |