EVENT 103 Open/Male 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Archer CHEUNG | 8 | Co Leeds | 1:15.00 |
| 4 | 3 | Alexander LUMLEY | 9 | Co Leeds | 1:00.53 |
| 5 | 2 | Alexander LANGE | 9 | Co Leeds | 1:03.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | William HAMER | 9 | Co Leeds | 54.89 |
| 2 | 7 | Oscar DARK | 9 | Co Leeds | 53.12 |
| 3 | 9 | Ted TROUSDALE | 10 | Co Leeds | 51.79 |
| 4 | 11 | Tymon PALCZYNSKI | 10 | Co Leeds | 50.43 |
| 5 | 10 | Harry RIDER | 11 | Co Leeds | 51.14 |
| 6 | 8 | Marcus PICKARD | 10 | Co Leeds | 52.84 |
| 7 | 6 | Jake PHILLIPS | 8 | Co Leeds | 54.70 |
| 8 | 4 | Jacob BAILEY | 8 | Co Leeds | 1:00.14 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 13 | Emmett PHILLIS | 9 | Co Leeds | 50.15 |
| 1 | 15 | Louie TRAVIS | 10 | Co Leeds | 48.57 |
| 2 | 17 | Billy PARTON | 10 | Co Leeds | 47.04 |
| 3 | 19 | Etienne WILSON | 10 | Co Leeds | 43.97 |
| 4 | 21 | Toby GILL | 9 | Co Leeds | 42.72 |
| 5 | 20 | Max HARDCASTLE | 10 | Co Leeds | 43.85 |
| 6 | 18 | Connor MACFADYEN | 10 | Co Leeds | 46.00 |
| 7 | 16 | Seamus COFFEY-WILLS | 10 | Co Leeds | 47.51 |
| 8 | 14 | Wilbur GIBSON | 10 | Co Leeds | 49.10 |
| 9 | 12 | Arda GUNGOR | 9 | Co Leeds | 50.17 |