EVENT 102 Open/Male 50m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | A PERULERO DRIEHAUS | 9 | Kirkstall 8 | 1:43.00 |
| 2 | 3 | R PERULERO DRIEHAUS | 9 | Kirkstall 8 | 1:24.00 |
| 3 | 5 | Joshua PASZEK | 9 | JCCS 8 | 1:16.00 |
| 4 | 7 | Harry RIDER | 10 | JCCS 8 | 1:15.00 |
| 5 | 6 | Gabriel ASANTE | 10 | Rothwell 8 | 1:15.00 |
| 6 | 4 | Harvey HARRIS | 10 | Fearnville 8 | 1:17.64 |
| 7 | 2 | Joseph WOUTERS | 10 | Kirkstall 8 | 1:30.00 |
| 8 | 108 | Gabriel ASANTE | 10 | JCCS 8 | 1::0.0. |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 9 | Henry MUNRO | 9 | Scott Hall 8 | 1:15.00 |
| 1 | 11 | Vihaan PAYIL | 10 | JCCS 8 | 1:15.00 |
| 2 | 13 | William HAMER | 8 | Co Leeds | 1:15.00 |
| 3 | 15 | Purav SHAH | 8 | JCCS 8 | 1:15.00 |
| 4 | 17 | Ranakhveer BHURA | 11 | Smeaton 8 | 1:15.00 |
| 5 | 16 | Jack GLENDINNING | 10 | JCCS 8 | 1:15.00 |
| 6 | 14 | Alexander LUMLEY | 8 | Co Leeds | 1:15.00 |
| 7 | 12 | Mason SMITH | 8 | Aire 8 | 1:15.00 |
| 8 | 10 | Alex BURBIDGE | 10 | Fearnville 8 | 1:15.00 |
| 9 | 8 | Dylan MORRISROE | 9 | Smeaton 8 | 1:15.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 19 | Tommy O'CONNELL | 11 | Pudsey 8 | 1:15.00 |
| 1 | 21 | Zach MCMENEMY | 9 | Rothwell 8 | 1:14.85 |
| 2 | 23 | Myles PHILLIS | 8 | Aire 8 | 1:12.58 |
| 3 | 25 | Nicolas DASHINSKY | 9 | Fearnville 8 | 1:10.95 |
| 4 | 27 | Toby CROWTHER | 10 | Smeaton 8 | 1:10.00 |
| 5 | 26 | Alexander LANGE | 8 | Co Leeds | 1:10.00 |
| 6 | 24 | Jack FOWLER | 9 | Rothwell 8 | 1:12.00 |
| 7 | 22 | Daniel PAHLAVAN | 9 | Fearnville 8 | 1:13.41 |
| 8 | 20 | Guy CLARK | 9 | JCCS 8 | 1:15.00 |
| 9 | 18 | Finley TRAVIS | 8 | JCCS 8 | 1:15.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 29 | Alan ALADIN | 11 | Smeaton 8 | 1:10.00 |
| 1 | 31 | Christopher PYZNAR | 10 | Fearnville 8 | 1:09.65 |
| 2 | 33 | Joshua WARD-PICKLES | 10 | Rothwell 8 | 1:05.62 |
| 3 | 35 | Wilbur GIBSON | 9 | Co Leeds | 1:05.00 |
| 4 | 37 | Oliver BREEDON | 9 | Fearnville 8 | 1:03.56 |
| 5 | 36 | Etienne WILSON | 9 | Co Leeds | 1:04.62 |
| 6 | 34 | Oscar DUFFY | 11 | Rothwell 8 | 1:05.35 |
| 7 | 32 | Dalen ALI | 10 | Holt Park 8 | 1:06.46 |
| 8 | 30 | Vedant PRABHU | 10 | Kirkstall 8 | 1:10.00 |
| 9 | 28 | Rohan CHAHAL | 9 | Co Leeds | 1:10.00 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 39 | Arthur WARING | 9 | Holt Park 8 | 1:03.10 |
| 1 | 41 | Ollie SMALL | 10 | Kirkstall 8 | 1:03.00 |
| 2 | 43 | Jacob DOLBY | 11 | Pudsey 8 | 1:03.00 |
| 3 | 45 | Shaun LIU | 9 | Co Leeds | 1:02.68 |
| 4 | 47 | Emmett PHILLIS | 8 | Aire 8 | 1:00.53 |
| 5 | 46 | Tymon PALCZYNSKI | 9 | Co Leeds | 1:02.47 |
| 6 | 44 | Harry SMITH | 9 | Co Leeds | 1:03.00 |
| 7 | 42 | Max COATES-STATECZNY | 11 | Kirkstall 8 | 1:03.00 |
| 8 | 40 | Aadvik VINODHKUMAR | 10 | Smeaton 8 | 1:03.02 |
| 9 | 38 | Oscar DARK | 8 | Scott Hall 8 | 1:03.13 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 49 | Ted TROUSDALE | 9 | Co Leeds | 1:00.09 |
| 1 | 51 | Harry FREE | 11 | Morley 8 | 1:00.00 |
| 2 | 53 | Elliott HICKS | 10 | JCCS 8 | 59.60 |
| 3 | 55 | Rex WALMSLEY | 8 | Scott Hall 8 | 58.54 |
| 4 | 57 | Toby GILL | 8 | Rothwell 8 | 56.28 |
| 5 | 56 | Hanry PARRY | 11 | Rothwell 8 | 57.20 |
| 6 | 54 | Ryan DRINKALL | 8 | JCCS 8 | 59.00 |
| 7 | 52 | Arda GUNGOR | 8 | Co Leeds | 59.86 |
| 8 | 50 | George VARLEY | 9 | Morley 8 | 1:00.00 |
| 9 | 48 | Connor MACFADYEN | 9 | Co Leeds | 1:00.12 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 59 | Leo CHEN | 9 | Holt Park 8 | 55.41 |
| 1 | 61 | Louie TRAVIS | 9 | Co Leeds | 55.28 |
| 2 | 63 | Wai Lok CHAN | 11 | Morley 8 | 55.03 |
| 3 | 65 | Finley BROOKES | 11 | Pudsey 8 | 54.23 |
| 4 | 67 | C WHETSTONE-VEITCH | 12 | Pudsey 8 | 53.09 |
| 5 | 66 | Brody WRIGHT | 8 | Co Leeds | 53.72 |
| 6 | 64 | Joel HARRIS | 9 | Co Leeds | 54.26 |
| 7 | 62 | Oliver KEECH | 11 | Morley 8 | 55.09 |
| 8 | 60 | Leo LINES | 10 | Co Leeds | 55.32 |
| 9 | 58 | Seif ABDALLAH | 9 | Scott Hall 8 | 55.77 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 69 | Theo BEARDSMORE | 11 | Scott Hall 8 | 52.53 |
| 1 | 71 | Harry FOSTER | 10 | Co Leeds | 52.11 |
| 2 | 73 | Freddie HAWTHORN | 11 | Pudsey 8 | 52.00 |
| 3 | 75 | Samuel MCLARKEY | 10 | Smeaton 8 | 51.82 |
| 4 | 77 | Buddy WELLS | 10 | Holt Park 8 | 51.30 |
| 5 | 76 | Felix TURCIK | 11 | Aire 8 | 51.53 |
| 6 | 74 | Liam GORDOIS | 9 | Co Leeds | 51.90 |
| 7 | 72 | Theo HOLMES | 10 | Scott Hall 8 | 52.00 |
| 8 | 70 | James CADDY | 10 | Fearnville 8 | 52.26 |
| 9 | 68 | William BARKER | 9 | Smeaton 8 | 53.00 |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 79 | Nicholas MEAKIN | 11 | Aire 8 | 51.11 |
| 1 | 81 | Jack WILLIMENT-BARR | 10 | Co Leeds | 50.30 |
| 2 | 83 | Oliver HIGGINS | 12 | Scott Hall 8 | 50.20 |
| 3 | 85 | Oliver REED | 10 | Morley 8 | 49.61 |
| 4 | 87 | Rayan AL-SAJIR | 10 | Co Leeds | 49.26 |
| 5 | 86 | Z KOLACZ-APPLEYARD | 12 | Fearnville 8 | 49.56 |
| 6 | 84 | Seamus COFFEY-WILLS | 9 | Co Leeds | 49.99 |
| 7 | 82 | Atticus KHAN | 10 | Scott Hall 8 | 50.22 |
| 8 | 80 | Henry GREAVES | 11 | Aire 8 | 50.74 |
| 9 | 78 | Luke DARNELL | 10 | Co Leeds | 51.20 |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 89 | Zachary QUINN | 12 | Aire 8 | 48.60 |
| 1 | 91 | Noah DE'GIOVANNI | 10 | Co Leeds | 47.69 |
| 2 | 93 | Alfie WELLS | 12 | Holt Park 8 | 46.36 |
| 3 | 95 | Ryker BOYD | 11 | Co Leeds | 45.17 |
| 4 | 97 | Christian SUTCLIFFE | 11 | Scott Hall 8 | 44.06 |
| 5 | 96 | Harvey BLACKBURN | 12 | Co Leeds | 44.10 |
| 6 | 94 | Joe DIXON | 10 | Co Leeds | 45.41 |
| 7 | 92 | William WINSTANLEY | 10 | Co Leeds | 46.90 |
| 8 | 90 | Oliver MCDEAN | 9 | Co Leeds | 48.40 |
| 9 | 88 | Harry WILKINSON | 9 | Co Leeds | 48.72 |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 99 | Sebastian BARKER | 10 | Co Leeds | 43.98 |
| 1 | 101 | Harry TROUSDALE | 12 | Co Leeds | 42.74 |
| 2 | 103 | Ethan HUNT | 11 | Pudsey 8 | 42.30 |
| 3 | 105 | Charlie MACFADYEN | 12 | Co Leeds | 41.35 |
| 4 | 107 | Alex BOYD | 12 | Co Leeds | 38.30 |
| 5 | 106 | Arshak RAHMANI | 12 | Co Leeds | 38.66 |
| 6 | 104 | Toby MANDER | 11 | Scott Hall 8 | 41.95 |
| 7 | 102 | Thomas TURNBULL | 11 | Co Leeds | 42.58 |
| 8 | 100 | Andre Nicholas ROTARU | 10 | Co Leeds | 43.30 |
| 9 | 98 | Rumi JEEVA | 10 | Co Leeds | 44.04 |