EVENT 110 Open/Male 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Prashun RIJAL | 8 | Smeaton 8 | |
| 1 | 3 | Max FALKINGHAM | 10 | Morley 8 | |
| 2 | 5 | Peadar BURKE | 10 | Morley 8 | |
| 3 | 7 | Ryker BOYD | 10 | Co Leeds | |
| 4 | 9 | Rayan AL-SAJIR | 9 | Co Leeds | |
| 5 | 8 | Leo CHEN | 8 | Co Leeds | |
| 6 | 6 | Alexander HUTCHISON | 8 | Co Leeds | |
| 7 | 4 | Liam GORDOIS | 8 | Co Leeds | |
| 8 | 2 | Lochlan GERVIN | 10 | Smeaton 8 | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 11 | Henry KIRWAN | 9 | Fearnville 8 | 1:23.14 |
| 1 | 13 | Louie TRAVIS | 8 | JCCS 8 | 1:20.00 |
| 2 | 15 | Ethan PARMAR | 11 | Morley 8 | 1:16.44 |
| 3 | 17 | James BOWDEN | 10 | Aire 8 | 1:15.84 |
| 4 | 19 | Jayden LUNG | 8 | Co Leeds | 1:14.45 |
| 5 | 18 | Z KOLACZ APPLEYARD | 11 | Fearnville 8 | 1:15.30 |
| 6 | 16 | Louie MARSHALL | 10 | Scott Hall 8 | 1:16.20 |
| 7 | 14 | Harry WILKINSON | 8 | Co Leeds | 1:20.00 |
| 8 | 12 | Vedant PRABHU | 9 | Kirkstall 8 | 1:20.00 |
| 9 | 10 | Harry VICKERMAN | 10 | Co Leeds | 1:24.21 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 21 | Oscar LINE | 10 | Kirkstall 8 | 1:14.00 |
| 1 | 23 | Rumi JEEVA | 9 | Smeaton 8 | 1:12.66 |
| 2 | 25 | Bishan UBHI | 8 | Co Leeds | 1:11.17 |
| 3 | 27 | Jake HARRISON | 9 | Co Leeds | 1:10.00 |
| 4 | 29 | Finley GILL | 9 | JCCS 8 | 1:06.73 |
| 5 | 28 | Leo FREER | 9 | Co Leeds | 1:09.00 |
| 6 | 26 | Rebal ALGHOFARI | 9 | Co Leeds | 1:11.07 |
| 7 | 24 | Tommy O'CONNELL | 10 | Pudsey 8 | 1:12.00 |
| 8 | 22 | Ethan HUNT | 10 | Pudsey 8 | 1:13.10 |
| 9 | 20 | Joe DIXON | 9 | Co Leeds | 1:14.09 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 31 | Marc CANTERO-GUARDIOLA | 12 | Scott Hall 8 | 1:02.57 |
| 1 | 33 | Luke DARNELL | 9 | Co Leeds | 1:00.00 |
| 2 | 35 | Oliver HIGGINS | 11 | Scott Hall 8 | 59.67 |
| 3 | 37 | Harrison NORTON | 11 | Co Leeds | 58.95 |
| 4 | 39 | Noah BEDFORD COLLINS | 10 | Co Leeds | 57.39 |
| 5 | 38 | Dexter ROWLANDS | 10 | Co Leeds | 58.00 |
| 6 | 36 | Benjamin FALKINGHAM | 12 | Morley 8 | 59.00 |
| 7 | 34 | Nathan XIU EN KOK | 12 | JCCS 8 | 59.87 |
| 8 | 32 | C WHETSTONE-VEITCH | 11 | Pudsey 8 | 1:02.00 |
| 9 | 30 | Henry GREAVES | 10 | Aire 8 | 1:05.99 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 41 | Arshak RAHMANI | 11 | Co Leeds | 55.19 |
| 1 | 43 | Zachary QUINN | 11 | Aire 8 | 54.33 |
| 2 | 45 | Oskar SZAMUK | 10 | Co Leeds | 53.10 |
| 3 | 47 | Henry ROLLINGS | 10 | Co Leeds | 51.71 |
| 4 | 49 | Harry TROUSDALE | 11 | Co Leeds | 49.91 |
| 5 | 48 | Harvey BLACKBURN | 11 | Co Leeds | 51.60 |
| 6 | 46 | Alfie CALAM | 8 | Co Leeds | 52.42 |
| 7 | 44 | Albert BATESON | 10 | Co Leeds | 53.25 |
| 8 | 42 | David MCINTOSH | 8 | Co Leeds | 55.00 |
| 9 | 40 | Joseph CADDY | 11 | Fearnville 8 | 56.33 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 51 | Gabriel HIRST | 10 | Co Leeds | 47.30 |
| 1 | 53 | Alex BOYD | 11 | Co Leeds | 45.82 |
| 2 | 55 | Edgar TRAVISS-TURNER | 12 | Co Leeds | 44.40 |
| 3 | 57 | Dylan WARREN | 12 | Holt Park 8 | 42.41 |
| 4 | 59 | Jacob CAWOOD | 10 | Co Leeds | 40.00 |
| 5 | 58 | James DEVERILL | 12 | Co Leeds | 41.70 |
| 6 | 56 | David GRIGORE | 11 | Co Leeds | 44.00 |
| 7 | 54 | Max HASWELL | 11 | Co Leeds | 44.60 |
| 8 | 52 | Jude CALVERT | 11 | Co Leeds | 46.31 |
| 9 | 50 | Charlie MACFADYEN | 11 | Co Leeds | 49.26 |