EVENT 12 Female 50m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | IOANA ACCELEANU | 8 | Cheshunt | |
| 3 | 3 | ANA ACCELEANU | 10 | Cheshunt | |
| 4 | 2 | Selina BOLAT | 13 | Cheshunt | |
| 5 | 20 | Brooke SOFOKLEOUS-AMES | 8 | Cheshunt | 5.:00..0 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Maria ROBU | 9 | Cheshunt | 1:08.50 |
| 3 | 7 | ISLA BULLEN | 9 | Cheshunt | 1:01.11 |
| 4 | 6 | SOPHIE WALKER | 9 | Cheshunt | 1:03.14 |
| 5 | 4 | Tara BOLAT | 16 | Cheshunt | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Scarlett-Rae FARR | 11 | Cheshunt | 54.28 |
| 2 | 11 | Evie HOPKINS | 13 | Cheshunt | 52.37 |
| 3 | 13 | BETSY BUTCHER | 11 | Cheshunt | 47.81 |
| 4 | 12 | Georgiana ACCELEANU | 15 | Cheshunt | 49.41 |
| 5 | 10 | Lily-rose FARR | 11 | Cheshunt | 54.13 |
| 6 | 8 | Lauren EATOCK | 9 | Cheshunt | 57.34 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Lois GODDARD | 14 | Cheshunt | 47.71 |
| 2 | 17 | Scarlett OMAND | 11 | Cheshunt | 46.77 |
| 3 | 19 | Molly BARTUP | 16 | Cheshunt | 36.84 |
| 4 | 18 | Millie TAYLOR | 13 | Cheshunt | 45.93 |
| 5 | 16 | Gracie TREADAWAY | 11 | Cheshunt | 47.54 |
| 6 | 14 | FRANKIE BARTUP | 13 | Cheshunt | 47.75 |