EVENT 103 Girls Open 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | LILY FORD | 9 | Thirsk WH | |
| 2 | 3 | ELLA EVANS | 8 | Northall'ton | 1:08.00 |
| 3 | 5 | KIZIAH LOBBE | 12 | Eston | 50.08 |
| 4 | 4 | ORLA STRANGE | 11 | Stokesley | 52.53 |
| 5 | 2 | EVIE WILLIS | 9 | Thirsk WH | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | BEATRIX POOLE | 10 | Thirsk WH | 49.61 |
| 2 | 9 | HOLLY BAMBER | 13 | Thirsk WH | 48.18 |
| 3 | 11 | IMOGEN THOMPSON | 10 | Thirsk WH | 46.56 |
| 4 | 10 | IZZY CHOULES | 12 | Northall'ton | 46.82 |
| 5 | 8 | HEIDI MUDD | 10 | Eston | 48.72 |
| 6 | 6 | BRYONY FOLLETT | 11 | Thirsk WH | 49.71 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 13 | ROSA HILLERBY | 13 | Eston | 37.47 |
| 2 | 15 | ERIN STEPHENSON-MANGAN | 20 | Eston | 35.52 |
| 3 | 17 | ABBIE HODGKINSON | 18 | Northall'ton | 33.31 |
| 4 | 16 | AVA LOUGHRAN | 16 | Stokesley | 35.28 |
| 5 | 14 | ALEXANDRA HANSON | 13 | Northall'ton | 35.60 |
| 6 | 12 | ELEANOR HALLIDAY | 14 | Northall'ton | 39.26 |