EVENT 103 Open/Male 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 2 | Rebal ALGHOFARI | 9 | Co Leeds | 1:02.52 |
| 4 | 4 | Daniel CLARK | 10 | Co Leeds | 57.68 |
| 5 | 3 | Seamus COFFEY-WILLS | 8 | Co Leeds | 57.69 |
| 6 | 1 | Harry FOSTER | 9 | Co Leeds | 1:03.73 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 6 | Harry WILKINSON | 8 | Co Leeds | 54.86 |
| 1 | 8 | Alexander HUTCHISON | 8 | Co Leeds | 52.33 |
| 2 | 10 | Ryker BOYD | 10 | Co Leeds | 51.51 |
| 3 | 12 | Noah BEDFORD COLLINS | 10 | Co Leeds | 47.77 |
| 4 | 14 | Harvey BLACKBURN | 11 | Co Leeds | 46.93 |
| 5 | 13 | George BEILBY-WOODWARD | 10 | Co Leeds | 47.40 |
| 6 | 11 | Harry VICKERMAN | 10 | Co Leeds | 48.80 |
| 7 | 9 | Callum YOUNG | 9 | Co Leeds | 52.10 |
| 8 | 7 | Oliver MCDEAN | 8 | Co Leeds | 52.53 |
| 9 | 5 | Rayan AL-SAJIR | 9 | Co Leeds | 56.27 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 16 | Daniel RAWLINGS | 11 | Co Leeds | 46.30 |
| 1 | 18 | Oskar SZAMUK | 10 | Co Leeds | 45.22 |
| 2 | 20 | Fraser GALBRAITH | 10 | Co Leeds | 45.00 |
| 3 | 22 | Mustafa RAZA | 10 | Co Leeds | 44.60 |
| 4 | 24 | Henry ROLLINGS | 10 | Co Leeds | 43.75 |
| 5 | 23 | Adam MOHAMED | 9 | Co Leeds | 43.88 |
| 6 | 21 | Jude CALVERT | 11 | Co Leeds | 44.82 |
| 7 | 19 | Harry TROUSDALE | 11 | Co Leeds | 45.07 |
| 8 | 17 | Alfie CALAM | 8 | Co Leeds | 46.00 |
| 9 | 15 | Gabriel HIRST | 10 | Co Leeds | 46.80 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 26 | Arshak RAHMANI | 11 | Co Leeds | 43.63 |
| 1 | 28 | Samuel FORD | 10 | Co Leeds | 42.60 |
| 2 | 30 | Solomon COFFEY-WILLS | 11 | Co Leeds | 41.80 |
| 3 | 32 | Theo SIRA | 11 | Co Leeds | 41.60 |
| 4 | 34 | Harrison NORTON | 11 | Co Leeds | 41.13 |
| 5 | 33 | Edgar TRAVISS-TURNER | 12 | Co Leeds | 41.13 |
| 6 | 31 | Zac PHILLIPS | 10 | Co Leeds | 41.80 |
| 7 | 29 | Ellis HARGREAVES | 12 | Co Leeds | 42.60 |
| 8 | 27 | George RICKETTS | 11 | Co Leeds | 42.70 |
| 9 | 25 | Finley SMITH | 9 | Co Leeds | 43.70 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 36 | Harley GILL | 12 | Co Leeds | 40.90 |
| 1 | 38 | Barney HOBBS | 12 | Co Leeds | 40.60 |
| 2 | 40 | Euan CARMODY | 11 | Co Leeds | 40.10 |
| 3 | 42 | Oscar CALAM | 11 | Co Leeds | 39.60 |
| 4 | 44 | Jacob JONES | 12 | Co Leeds | 38.71 |
| 5 | 43 | Tyler GREEN | 11 | Co Leeds | 39.00 |
| 6 | 41 | Matthew OGBUAGU | 12 | Co Leeds | 39.85 |
| 7 | 39 | James DEVERILL | 12 | Co Leeds | 40.40 |
| 8 | 37 | Harrison WAKE | 12 | Co Leeds | 40.80 |
| 9 | 35 | Jacob CAWOOD | 10 | Co Leeds | 40.91 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 46 | Angus YOUNG | 13 | Co Leeds | 37.70 |
| 1 | 48 | Zachary WHITTAKER | 11 | Co Leeds | 37.40 |
| 2 | 50 | Benjamin CLARK | 13 | Co Leeds | 36.10 |
| 3 | 52 | Jeffrey LANGE | 13 | Co Leeds | 35.74 |
| 4 | 54 | Jackson CLARKE | 14 | Co Leeds | 35.60 |
| 5 | 53 | Demilade AYEMOWA | 14 | Co Leeds | 35.70 |
| 6 | 51 | Tyler RAVEN | 11 | Co Leeds | 36.00 |
| 7 | 49 | Owen TEMPEST | 13 | Co Leeds | 36.10 |
| 8 | 47 | Tomas BICKERS | 12 | Co Leeds | 37.50 |
| 9 | 45 | Hogan LAM | 13 | Co Leeds | 38.16 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 56 | Oliver ATHA | 13 | Co Leeds | 34.90 |
| 1 | 58 | Olaf GRUDOWSKI | 13 | Co Leeds | 34.20 |
| 2 | 60 | Jacob O'DONNELL | 14 | Co Leeds | 33.22 |
| 3 | 62 | Matei STOICESCU | 14 | Co Leeds | 32.80 |
| 4 | 64 | Luke DYER | 17 | Co Leeds | 32.51 |
| 5 | 63 | William LANCASHIRE | 14 | Co Leeds | 32.80 |
| 6 | 61 | Patrick O'HARA | 14 | Co Leeds | 33.20 |
| 7 | 59 | Leo LI | 12 | Co Leeds | 33.90 |
| 8 | 57 | Alfie CRAGGS | 13 | Co Leeds | 34.70 |
| 9 | 55 | William DUNN | 13 | Co Leeds | 35.40 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 66 | Noah DARNELL | 13 | Co Leeds | 31.90 |
| 1 | 68 | George CARRY | 16 | Co Leeds | 31.72 |
| 2 | 70 | Samuel HILL | 15 | Co Leeds | 30.93 |
| 3 | 72 | Connor MCCULLEN | 14 | Co Leeds | 29.30 |
| 4 | 74 | Daniel RANSOM | 16 | Co Leeds | 25.80 |
| 5 | 73 | Matthew JUST | 16 | Co Leeds | 28.40 |
| 6 | 71 | Arthur OWENS | 15 | Co Leeds | 30.52 |
| 7 | 69 | James THOMSON | 15 | Co Leeds | 31.20 |
| 8 | 67 | William WILSON | 14 | Co Leeds | 31.80 |
| 9 | 65 | Hayden LAM | 14 | Co Leeds | 32.18 |