EVENT 103 Girls Open 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 66 | Emma CANTERO-GUARDIOLA | 10 | Scott Hall 8 | 59:.6.9 |
| 2 | 1 | Malaika-Joanne AZANA-B | 8 | Co Leeds | |
| 3 | 2 | Millie JOHNSON | 11 | John Smeaton | 1:27.15 |
| 4 | 3 | Hannah GOODWIN | 9 | Co Leeds | 1:26.97 |
| 5 | 4 | Sophie WHITAKER | 10 | Airborough 8 | 1:26.97 |
| 6 | 5 | Isabelle HUSSEY | 10 | Scott Hall 8 | 1:26.13 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 6 | Lily VEEVERS | 8 | Kirkstall 8 | 1:25.00 |
| 1 | 7 | Trisha SHINDE | 9 | Co Leeds | 1:24.80 |
| 2 | 8 | Lily PEACOCK | 9 | Scott Hall 8 | 1:24.32 |
| 3 | 9 | Ananya TANTRY | 12 | Scott Hall 8 | 1:23.42 |
| 4 | 10 | Zurie-Marie WOOD | 10 | Pudsey 8 | 1:21.00 |
| 5 | 11 | Jessica RAMSDEN | 9 | Co Leeds | 1:16.00 |
| 6 | 12 | Niamh GOODALL | 9 | Airborough 8 | 1:15.00 |
| 7 | 13 | Mischa MISTRY | 10 | Kirkstall 8 | 1:13.00 |
| 8 | 14 | Gracie MCDERMOTT | 10 | Co Leeds | 1:10.00 |
| 9 | 15 | Ivy COOK | 11 | Wetherby 8 | 1:08.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 16 | Elspeth PINDER | 8 | Scott Hall 8 | 1:07.13 |
| 1 | 17 | Molly YEARDLEY | 9 | Airborough 8 | 1:06.00 |
| 2 | 18 | Niamh BEARDSMORE | 12 | Morley 8 | 1:05.49 |
| 3 | 19 | Alba HEATON | 10 | Co Leeds | 1:05.00 |
| 4 | 20 | Phoebe UNDERHILL | 9 | Co Leeds | 1:05.00 |
| 5 | 21 | Evie WOODS | 10 | Co Leeds | 1:03.69 |
| 6 | 22 | Elspeth KNOWLES | 9 | Co Leeds | 1:03.68 |
| 7 | 23 | Lola WALKER | 10 | Co Leeds | 1:03.60 |
| 8 | 24 | Sophie MAY | 9 | Co Leeds | 1:03.22 |
| 9 | 25 | Isabelle WORKER | 11 | Co Leeds | 1:02.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 26 | Ella JORDAN | 9 | Co Leeds | 1:01.92 |
| 1 | 27 | Sabrina TRAN | 10 | Co Leeds | 1:01.26 |
| 2 | 28 | Iris LYNCH | 10 | Co Leeds | 1:01.03 |
| 3 | 29 | Cyra REITH | 10 | Co Leeds | 1:00.82 |
| 4 | 30 | Emma HIRD | 12 | Pudsey 8 | 1:00.00 |
| 5 | 31 | Anabella CHAMBERS | 10 | Co Leeds | 59.76 |
| 6 | 32 | Annabelle BECKHAM | 11 | Pudsey 8 | 58.00 |
| 7 | 33 | Mia TRAVIS-JONES | 9 | Co Leeds | 57.66 |
| 8 | 34 | Ellie THOMAS | 10 | Co Leeds | 57.49 |
| 9 | 35 | Olivia SHILLITO | 10 | Co Leeds | 57.47 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 36 | Matilda BRAITHWAITE | 9 | Co Leeds | 57.16 |
| 1 | 37 | Mya MCHALE | 11 | Co Leeds | 56.72 |
| 2 | 38 | Eve LAWRENCE | 12 | Pudsey 8 | 55.00 |
| 3 | 39 | Maria TOBIN | 10 | Co Leeds | 54.06 |
| 4 | 40 | Harriet DALLIMORE | 11 | Co Leeds | 53.08 |
| 5 | 41 | Lauren HAMMOND | 10 | Co Leeds | 52.28 |
| 6 | 42 | Erin NEWTON | 10 | Co Leeds | 52.28 |
| 7 | 43 | Tylan FLETCHER | 10 | Co Leeds | 52.19 |
| 8 | 44 | Ella LAVERTY | 11 | Airborough 8 | 51.66 |
| 9 | 45 | Isabelle RADBOURNE | 9 | Co Leeds | 51.02 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 46 | Lily KNOWLES | 10 | Co Leeds | 50.09 |
| 1 | 47 | Ella MCDERMOTT | 11 | Co Leeds | 50.00 |
| 2 | 48 | Olivia PAINE | 10 | Co Leeds | 49.66 |
| 3 | 49 | Eloise ANDREASEN | 9 | Co Leeds | 49.26 |
| 4 | 50 | Naomi WEBBER | 9 | Co Leeds | 48.76 |
| 5 | 51 | Kadie WATERSTON | 10 | Co Leeds | 48.30 |
| 6 | 52 | Isabelle WOOD | 12 | Scott Hall 8 | 48.27 |
| 7 | 53 | Elizabeth WARNER | 9 | Co Leeds | 47.76 |
| 8 | 54 | Ebony NORTON | 12 | Co Leeds | 47.50 |
| 9 | 55 | Ava PROCTOR | 11 | Co Leeds | 46.41 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 57 | Charlotte PEDLEY | 11 | Co Leeds | 45.99 |
| 1 | 59 | Caitlyn SMITH | 10 | Co Leeds | 45.43 |
| 2 | 61 | Isabel HANDLEY | 10 | Co Leeds | 43.97 |
| 3 | 63 | Amelie ANDREASEN | 11 | Co Leeds | 41.35 |
| 4 | 65 | Matilda POTTER | 11 | Co Leeds | 40.90 |
| 5 | 64 | Ellie OXLEY HOLMES | 12 | Pudsey 8 | 41.16 |
| 6 | 62 | Annabelle HART | 10 | Co Leeds | 43.82 |
| 7 | 60 | Darcey BLACKER | 11 | Co Leeds | 44.14 |
| 8 | 58 | Poppy TURNER | 12 | Scott Hall 8 | 45.69 |
| 9 | 56 | Aira WILKINSON | 10 | Co Leeds | 46.27 |