EVENT 110 Open/Male 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 2 | Benjamin FALKINGHAM | 11 | Morley 8 | |
| 1 | 4 | Zachary QUINN | 10 | Aire 8 | |
| 2 | 6 | Dexter ROWLANDS | 9 | Co Leeds | |
| 3 | 8 | Chayl ANDRIC | 9 | Kirkstall 8 | 2:10.00 |
| 4 | 10 | Jonathan FERNANDES | 9 | Smeaton 8 | 1:12.54 |
| 5 | 9 | Alex EASTHAM | 10 | Kirkstall 8 | 1:16.00 |
| 6 | 7 | Rumi JEEVA | 8 | Kirkstall 8 | |
| 7 | 5 | Zakk SHEARER | 10 | Morley 8 | |
| 8 | 3 | Theo JEFFERSON | 9 | Co Leeds | |
| 9 | 1 | Reuben BARKER | 8 | Co Leeds | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 12 | Toby FILLINGHAM | 10 | Pudsey 8 | 1:05.57 |
| 1 | 14 | Harvey BLACKBURN | 10 | Armley 8 | 1:03.32 |
| 2 | 16 | Oladimeji OLAJIDE | 12 | Holt Park 8 | 1:00.82 |
| 3 | 18 | Ezel KAFTAR | 12 | Armley 8 | 59.35 |
| 4 | 20 | Ben COLLEDGE | 9 | Pudsey 8 | 57.21 |
| 5 | 19 | Arshak RAHMANI | 10 | Holt Park 8 | 58.34 |
| 6 | 17 | Yusef DOURANDISH | 9 | Co Leeds | 59.87 |
| 7 | 15 | Finley SMITH | 8 | Co Leeds | 1:01.33 |
| 8 | 13 | Joseph CADDY | 10 | Fearnville 8 | 1:04.17 |
| 9 | 11 | Henry ROLLINGS | 9 | Co Leeds | 1:12.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 22 | James COVICK | 11 | Rothwell 8 | 57.00 |
| 1 | 24 | Adam ROSE | 10 | Pudsey 8 | 54.24 |
| 2 | 26 | Adam MOHAMED | 8 | Co Leeds | 51.21 |
| 3 | 28 | Jacob CAWOOD | 9 | Co Leeds | 50.33 |
| 4 | 30 | Muhammad RAZA | 11 | Co Leeds | 49.77 |
| 5 | 29 | Parth PRAFULL SHEDGE | 11 | Morley 8 | 50.00 |
| 6 | 27 | Dylan WARREN | 11 | Holt Park 8 | 50.49 |
| 7 | 25 | Theo SIRA | 10 | Co Leeds | 53.28 |
| 8 | 23 | Edgar TRAVISS-TURNER | 11 | Co Leeds | 56.40 |
| 9 | 21 | Harry TROUSDALE | 10 | Kirkstall 8 | 57.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 32 | Harley GILL | 11 | Co Leeds | 49.09 |
| 1 | 34 | James DEVERILL | 11 | Co Leeds | 47.35 |
| 2 | 36 | Jacob DYER | 11 | Co Leeds | 46.80 |
| 3 | 38 | Alex BOYD | 10 | Co Leeds | 45.82 |
| 4 | 40 | Daniel RAWLINGS | 10 | Co Leeds | 44.16 |
| 5 | 39 | Jacob LILL | 11 | Co Leeds | 45.20 |
| 6 | 37 | Max HASWELL | 10 | Co Leeds | 46.69 |
| 7 | 35 | Charlie BRADLEY | 11 | Co Leeds | 47.10 |
| 8 | 33 | Zachary HOGG | 11 | Co Leeds | 47.38 |
| 9 | 31 | George BEILBY-WOODWARD | 9 | Co Leeds | 49.27 |