EVENT 102 Open/Male 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Joseph WOUTERS | 10 | Kirkstall 8 | 1:25.00 |
| 4 | 3 | Arda GUNGOR | 8 | Co Leeds | 1:22.42 |
| 5 | 2 | Joshua WARD-PICKLES | 10 | Rothwell 8 | 1:25.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 5 | Oscar DUFFY | 11 | Rothwell 8 | 1:20.00 |
| 2 | 7 | Joe LAMB-PUREWAL | 9 | Fearnville 8 | 1:17.54 |
| 3 | 9 | Zach MCMENEMY | 9 | Rothwell 8 | 1:15.00 |
| 4 | 11 | Connor MACFADYEN | 9 | Co Leeds | 1:15.00 |
| 5 | 10 | Ralph ABDY | 9 | Rothwell 8 | 1:15.00 |
| 6 | 8 | William MASON | 10 | Rothwell 8 | 1:15.00 |
| 7 | 6 | Hugo TRAVISS-TURNER | 8 | JCCS 8 | 1:18.00 |
| 8 | 4 | Spencer BANKS | 11 | Aire 8 | 1:20.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 13 | Toby GILL | 8 | Rothwell 8 | 1:15.00 |
| 1 | 15 | Emmett PHILLIS | 8 | Aire 8 | 1:15.00 |
| 2 | 17 | Myles PHILLIS | 8 | Aire 8 | 1:15.00 |
| 3 | 19 | Oliver BREEDON | 9 | Fearnville 8 | 1:14.80 |
| 4 | 21 | James WALL | 9 | Holt Park 8 | 1:08.00 |
| 5 | 20 | R PERULERO DRIEHAUS | 9 | Kirkstall 8 | 1:10.70 |
| 6 | 18 | Alex BURBIDGE | 10 | Fearnville 8 | 1:15.00 |
| 7 | 16 | Theo HOLMES | 9 | Scott Hall 8 | 1:15.00 |
| 8 | 14 | Dexter YATES | 10 | Rothwell 8 | 1:15.00 |
| 9 | 12 | Dylan MORRISROE | 9 | Smeaton 8 | 1:15.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 23 | Seif ABDALLAH | 9 | Scott Hall 8 | 1:07.37 |
| 1 | 25 | Ryan DRINKALL | 8 | JCCS 8 | 1:05.00 |
| 2 | 27 | Ted TROUSDALE | 9 | Co Leeds | 1:03.00 |
| 3 | 29 | Vedant PRABHU | 10 | Kirkstall 8 | 1:01.80 |
| 4 | 31 | Brody WRIGHT | 8 | Co Leeds | 1:00.00 |
| 5 | 30 | Tymon PALCZYNSKI | 9 | Co Leeds | 1:01.18 |
| 6 | 28 | Oscar DARK | 8 | Scott Hall 8 | 1:01.99 |
| 7 | 26 | Rex WALMSLEY | 8 | Scott Hall 8 | 1:03.44 |
| 8 | 24 | Toby JOHNSON | 9 | Kirkstall 8 | 1:05.10 |
| 9 | 22 | Isaac FALKINGHAM | 9 | JCCS 8 | 1:07.50 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 33 | Solomon FAWCETT | 11 | Scott Hall 8 | 59.29 |
| 1 | 35 | Ethan BOSWORTH | 11 | Smeaton 8 | 58.47 |
| 2 | 37 | N ADIKARI ARACHCHIGE | 11 | Morley 8 | 58.00 |
| 3 | 39 | Leo LINES | 10 | Co Leeds | 57.00 |
| 4 | 41 | Seamus COFFEY-WILLS | 9 | Co Leeds | 56.54 |
| 5 | 40 | Buddy WELLS | 10 | Holt Park 8 | 56.85 |
| 6 | 38 | Olly ROFFE | 10 | Fearnville 8 | 57.44 |
| 7 | 36 | Maxwell BEALES | 12 | Aire 8 | 58.20 |
| 8 | 34 | Samuel MCLARKEY | 10 | Smeaton 8 | 58.72 |
| 9 | 32 | Mitul SOOD | 11 | Fearnville 8 | 1:00.00 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 43 | Jacob COTTERILL | 11 | Kirkstall 8 | 55.41 |
| 1 | 45 | Leo CHEN | 9 | Holt Park 8 | 55.19 |
| 2 | 47 | Elliott HICKS | 10 | JCCS 8 | 55.05 |
| 3 | 49 | Rebal ALGHOFARI | 10 | Co Leeds | 54.71 |
| 4 | 51 | Finley BROOKES | 11 | Pudsey 8 | 54.23 |
| 5 | 50 | Billy PARTON | 9 | Co Leeds | 54.55 |
| 6 | 48 | Christian SUTCLIFFE | 11 | Scott Hall 8 | 54.93 |
| 7 | 46 | Oliver KEECH | 11 | Morley 8 | 55.17 |
| 8 | 44 | Louie TRAVIS | 9 | Co Leeds | 55.28 |
| 9 | 42 | Adam KAGWE | 12 | Pudsey 8 | 56.30 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 53 | Freddie HAWTHORN | 11 | Pudsey 8 | 54.00 |
| 1 | 55 | Luke DARNELL | 10 | Co Leeds | 53.83 |
| 2 | 57 | Sam NOBLE | 12 | Holt Park 8 | 53.76 |
| 3 | 59 | Tommy O'CONNELL | 11 | Pudsey 8 | 53.60 |
| 4 | 61 | Noah DE'GIOVANNI | 10 | Co Leeds | 53.40 |
| 5 | 60 | Nicholas MEAKIN | 11 | Aire 8 | 53.52 |
| 6 | 58 | Henry GREAVES | 11 | Aire 8 | 53.72 |
| 7 | 56 | Luca DOUGLAS | 11 | Pudsey 8 | 53.82 |
| 8 | 54 | Sourajit SAHA | 12 | Scott Hall 8 | 53.90 |
| 9 | 52 | Joel HARRIS | 9 | Co Leeds | 54.12 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 63 | Theo BEARDSMORE | 11 | Scott Hall 8 | 53.00 |
| 1 | 65 | Harry FOSTER | 10 | Co Leeds | 52.60 |
| 2 | 67 | Rayan AL-SAJIR | 10 | Co Leeds | 52.20 |
| 3 | 69 | Oliver MCDEAN | 9 | Co Leeds | 51.75 |
| 4 | 71 | Jack WILLIMENT-BARR | 10 | Co Leeds | 50.55 |
| 5 | 70 | Jayden LUNG | 9 | Co Leeds | 50.74 |
| 6 | 68 | Atticus KHAN | 10 | Scott Hall 8 | 52.00 |
| 7 | 66 | William WINSTANLEY | 10 | Co Leeds | 52.20 |
| 8 | 64 | Seth GLAZZARD | 11 | Scott Hall 8 | 52.85 |
| 9 | 62 | Alexander MILLS | 10 | Co Leeds | 53.20 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 73 | Z KOLACZ APPLEYARD | 12 | Fearnville 8 | 50.07 |
| 1 | 75 | Antoni PALCZEWSKI | 11 | Co Leeds | 48.96 |
| 2 | 77 | Leo FREER | 10 | Co Leeds | 48.35 |
| 3 | 79 | Zachary QUINN | 12 | Aire 8 | 47.99 |
| 4 | 81 | Joe DIXON | 10 | Co Leeds | 47.08 |
| 5 | 80 | Sebastian BARKER | 10 | Co Leeds | 47.44 |
| 6 | 78 | Peadar BURKE | 11 | Morley 8 | 48.30 |
| 7 | 76 | Fernando FALCAO | 11 | Holt Park 8 | 48.37 |
| 8 | 74 | Harry WILKINSON | 9 | Co Leeds | 49.68 |
| 9 | 72 | Max HARDCASTLE | 9 | Co Leeds | 50.09 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 83 | Alfie WELLS | 12 | Holt Park 8 | 46.46 |
| 1 | 85 | Andre Nicholas ROTARU | 10 | Co Leeds | 45.90 |
| 2 | 87 | Harry VICKERMAN | 11 | Co Leeds | 45.59 |
| 3 | 89 | Ryker BOYD | 11 | Co Leeds | 45.17 |
| 4 | 91 | Ethan HUNT | 11 | Pudsey 8 | 44.77 |
| 5 | 90 | Rumi JEEVA | 10 | Co Leeds | 44.80 |
| 6 | 88 | Harvey BLACKBURN | 12 | Co Leeds | 45.26 |
| 7 | 86 | Jake HARRISON | 10 | Co Leeds | 45.61 |
| 8 | 84 | Thomas TURNBULL | 11 | Co Leeds | 46.12 |
| 9 | 82 | Louie MARSHALL | 11 | Co Leeds | 46.50 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 93 | Dexter ROWLANDS | 11 | Co Leeds | 43.10 |
| 1 | 95 | Harry TROUSDALE | 12 | Co Leeds | 42.74 |
| 2 | 97 | Charlie MACFADYEN | 12 | Co Leeds | 41.42 |
| 3 | 99 | Oskar SZAMUK | 11 | Co Leeds | 41.30 |
| 4 | 101 | Alex BOYD | 12 | Co Leeds | 38.30 |
| 5 | 100 | Arshak RAHMANI | 12 | Co Leeds | 40.40 |
| 6 | 98 | David MCINTOSH | 9 | Co Leeds | 41.33 |
| 7 | 96 | Noah BEDFORD COLLINS | 11 | Co Leeds | 42.10 |
| 8 | 94 | Alfie CALAM | 9 | Co Leeds | 43.07 |
| 9 | 92 | Toby MANDER | 11 | Scott Hall 8 | 43.59 |