EVENT 103 Girl Open 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Lily THOMSON | 8 | Co Leeds | |
| 2 | 3 | Georgia ROBERTS | 9 | Co Leeds | |
| 3 | 5 | Emelia MARKS | 9 | JCCS 8 | 1:52.00 |
| 4 | 7 | Habibah RAZA | 12 | JCCS 8 | 1:30.89 |
| 5 | 6 | Scarlett TYSON | 11 | JCCS 8 | 1:33.75 |
| 6 | 4 | Verity LILLEY | 10 | Co Leeds | |
| 7 | 2 | Lily RAWLINGS | 10 | Rothwell 8 | |
| 8 | 68 | Jacey DUNN | 13 | Pudsey 8 | 1.:00..0 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 9 | Isabella GALE | 11 | Smeaton 8 | 1:21.42 |
| 1 | 11 | Lotty CARROLL | 9 | Co Leeds | 1:20.00 |
| 2 | 13 | Layla HARE | 11 | Smeaton 8 | 1:15.00 |
| 3 | 15 | Eiodie PRIOR-SMITH | 11 | Morley 8 | 1:10.70 |
| 4 | 17 | Reyna MANIC | 11 | Smeaton 8 | 1:10.00 |
| 5 | 16 | Katherine PATEL | 10 | Kirkstall 8 | 1:10.08 |
| 6 | 14 | Willow WRIGHT | 9 | Co Leeds | 1:12.31 |
| 7 | 12 | Neve STAFFORD | 9 | Co Leeds | 1:15.63 |
| 8 | 10 | C MARSDEN-PETTY | 9 | Morley 8 | 1:20.00 |
| 9 | 8 | Flavia WROBLEWSKA | 10 | Pudsey 8 | 1:24.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 19 | Lydia SCHOFIELD | 11 | Aire 8 | 1:08.58 |
| 1 | 21 | Annabel CRAKER | 10 | Co Leeds | 1:05.00 |
| 2 | 23 | Zoe FEATHER | 9 | Co Leeds | 1:03.41 |
| 3 | 25 | Beth EXCELL | 12 | Scott Hall 8 | 1:02.42 |
| 4 | 27 | Amelia ROBINSON | 11 | JCCS 8 | 1:01.08 |
| 5 | 26 | Grace OLDHAM | 9 | Co Leeds | 1:01.75 |
| 6 | 24 | Emilia GRAVILLE | 8 | Co Leeds | 1:02.46 |
| 7 | 22 | Evie COOK | 9 | Co Leeds | 1:04.63 |
| 8 | 20 | Isabelle PARK | 9 | Co Leeds | 1:08.00 |
| 9 | 18 | Ellie MORAN | 10 | Co Leeds | 1:10.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 29 | Isabelle ARMITAGE | 11 | JCCS 8 | 1:00.11 |
| 1 | 31 | Robyn DIAMANT | 10 | Co Leeds | 1:00.00 |
| 2 | 33 | Ava TRAVIS-JONES | 9 | Co Leeds | 59.90 |
| 3 | 35 | Maya POGOREANU | 10 | Co Leeds | 58.00 |
| 4 | 37 | Charlotte HAMPSON | 12 | JCCS 8 | 56.85 |
| 5 | 36 | Bela MONTGOMERY | 10 | Morley 8 | 57.88 |
| 6 | 34 | Georgia HAY | 10 | Co Leeds | 58.90 |
| 7 | 32 | Hanna PLUDOWSKA | 12 | Scott Hall 8 | 59.98 |
| 8 | 30 | Bethany PARMAR | 11 | Co Leeds | 1:00.04 |
| 9 | 28 | Ella GROSVENOR | 10 | Co Leeds | 1:01.00 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 39 | Poppy CHRISTIE | 10 | Scott Hall 8 | 55.92 |
| 1 | 41 | Jessica ROLLINGS | 11 | Co Leeds | 55.29 |
| 2 | 43 | Mary-Ada HUDSON-BOLD | 11 | Co Leeds | 54.99 |
| 3 | 45 | Layla MCHALE | 11 | Co Leeds | 54.50 |
| 4 | 47 | Addison CROPPER | 9 | Co Leeds | 52.80 |
| 5 | 46 | Milla AYRES-PRESTWICH | 10 | Scott Hall 8 | 53.30 |
| 6 | 44 | Arya GUNGOR | 12 | Aire 8 | 54.84 |
| 7 | 42 | Fay GALLOWAY | 10 | Morley 8 | 55.23 |
| 8 | 40 | Alice HOLT | 11 | Wetherby 8 | 55.64 |
| 9 | 38 | Maisie BARKER | 11 | Holt Park 8 | 56.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 49 | Isabella STOICESCU | 10 | Co Leeds | 51.30 |
| 1 | 51 | Evie MONKS | 12 | Aire 8 | 49.47 |
| 2 | 53 | Mollie SHARP | 12 | JCCS 8 | 48.87 |
| 3 | 55 | Evie WALLACE | 11 | Scott Hall 8 | 48.29 |
| 4 | 57 | Olivia OLCHOWIK | 12 | JCCS 8 | 47.99 |
| 5 | 56 | Jessica MCVICAR | 12 | Aire 8 | 48.26 |
| 6 | 54 | Taya WINGFIELD | 11 | Co Leeds | 48.54 |
| 7 | 52 | Betsy KIRKLEY | 9 | Co Leeds | 48.90 |
| 8 | 50 | Isla BUTTERWORTH | 12 | Scott Hall 8 | 50.22 |
| 9 | 48 | Sophia GRAVILLE | 11 | Scott Hall 8 | 51.80 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 59 | Annabelle MATTHEWS | 12 | Kirkstall 8 | 45.99 |
| 1 | 61 | Thalia AL-SAJIR | 12 | Scott Hall 8 | 43.37 |
| 2 | 63 | Olivia WINTER | 11 | Co Leeds | 43.10 |
| 3 | 65 | Isabella JUSTHAM | 12 | Co Leeds | 41.40 |
| 4 | 67 | Matilda BRAITHWAITE | 12 | Co Leeds | 40.09 |
| 5 | 66 | Elspeth KNOWLES | 12 | Co Leeds | 40.50 |
| 6 | 64 | Emily JONES | 12 | Scott Hall 8 | 41.51 |
| 7 | 62 | Millie WALKER | 11 | JCCS 8 | 43.27 |
| 8 | 60 | Kate JONES | 12 | Co Leeds | 44.70 |
| 9 | 58 | Layla MANSELL-SMITH | 12 | Co Leeds | 47.14 |