| B Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 4 | 2 | Ivanna BEREST | 11 | Loughborough | DN:S . |
| 5 | 1 | Maisie WILKES | 10 | Chesterfield | 1:07.84 |
| B Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 4 | Esme KERLEY | 08 | Swindon Dolp | 1:09.57 |
| 2 | 6 | Phoebe KERLEY | 11 | Swindon Dolp | 1:07.60 |
| 3 | 8 | Ellie RANDALL | 08 | Chesterfield | 1:10.87 |
| 6 | 7 | Sophia YU | 09 | Stockport Mo | 1:05.34 |
| 7 | 5 | Emily BATES | 08 | Chesterfield | 1:08.45 |
| 8 | 3 | Jasmine UMNEY | 11 | Chesterfield | 1:13.74 |