EVENT 408 Boy Open 50m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 110 | Oliver BARRETT | 11 | Co Leeds | : . |
| 1 | 2 | Myles BEST | 9 | Leyland Barr | : . |
| 2 | 4 | Oliver NIXON | 10 | Biddulph | : . |
| 3 | 6 | Yihang LUO | 11 | Bo Kirklees | : . |
| 4 | 8 | Ethan MARSH | 10 | Co Wakefield | : . |
| 5 | 7 | George BRADY | 13 | Leyland Barr | : . |
| 6 | 5 | Jacob BRICKNELL | 12 | Falcon Nttm | : . |
| 7 | 3 | Thomas OWENS | 9 | Leyland Barr | : . |
| 8 | 1 | Gabe BRETHERTON | 9 | Leyland Barr | : . |
| 9 | 71 | Connor MCCULLEN | 12 | Co Leeds | : . |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 10 | Matthew BATES | 13 | Leyland Barr | : . |
| 1 | 12 | Olaf GRUDOWSKI | 11 | Co Leeds | : . |
| 2 | 14 | Oliver BARKER | 9 | Co Leeds | : . |
| 3 | 16 | Daniel RYKOWSKI | 10 | Leyland Barr | : . |
| 4 | 18 | Hogan LAM | 11 | Co Leeds | : . |
| 5 | 17 | Ciaran HARTLEY | 13 | Chorley Marl | : . |
| 6 | 15 | Harrison BURGESS | 10 | Ramsbottom | : . |
| 7 | 13 | Daniel CHARLTON | 10 | Falcon Nttm | : . |
| 8 | 11 | Benjamin HANGULA | 11 | Co Wakefield | : . |
| 9 | 9 | George GITTINS | 9 | Stokesley | : . |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 20 | Stephen GITTINS | 11 | Stokesley | : . |
| 1 | 22 | Luke EARNSHAW | 12 | Co Wakefield | : . |
| 2 | 24 | Alfie CRAGGS | 11 | Co Leeds | : . |
| 3 | 26 | Alfie NEWISS | 10 | Bo Kirklees | : . |
| 4 | 28 | James TUNSTALL | 13 | Leyland Barr | : . |
| 5 | 27 | Ollie SIGLEY | 11 | Leek | : . |
| 6 | 25 | John SOUTHALL | 12 | Bo Kirklees | : . |
| 7 | 23 | Bodi SHIELD | 9 | Co Wakefield | : . |
| 8 | 21 | Joel PLANT | 11 | Biddulph | : . |
| 9 | 19 | James HODSON | 11 | Burnley BOBC | : . |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 30 | Henry HODKINSON | 11 | Leyland Barr | : . |
| 1 | 32 | Michal ZWARDON | 12 | Burnley BOBC | : . |
| 2 | 34 | Jamie WEETMAN | 13 | Leyland Barr | : . |
| 3 | 36 | Jack HEPWORTH | 12 | Bo Kirklees | : . |
| 4 | 38 | George KING | 10 | Co Leeds | : . |
| 5 | 37 | Jack WADE | 10 | Bo Kirklees | : . |
| 6 | 35 | Antony ZIEMER | 9 | Ramsbottom | : . |
| 7 | 33 | Oscar O'DONNELL | 10 | Co Leeds | : . |
| 8 | 31 | Noah DARNELL | 11 | Co Leeds | : . |
| 9 | 29 | Leo LI | 10 | Co Leeds | : . |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 40 | Zac EDGE | 9 | Bo Kirklees | : . |
| 1 | 42 | Albert ROBINSON | 10 | Ramsbottom | : . |
| 2 | 44 | Sebastian HAILWOOD | 12 | Leyland Barr | : . |
| 3 | 46 | Harrison WAKE | 10 | Co Leeds | : . |
| 4 | 49 | Hudson SMITH | 11 | Co Leeds | : . |
| 5 | 47 | Sebastian HUNTER | 12 | Co Leeds | : . |
| 6 | 45 | Owen TEMPEST | 11 | Co Leeds | : . |
| 7 | 43 | Callum FOZARD | 11 | Co Leeds | : . |
| 8 | 41 | Sam BURTONWOOD | 12 | Bo Kirklees | : . |
| 9 | 39 | Alex MORECROFT | 13 | Bo Kirklees | : . |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 51 | Sam SIGLEY | 12 | Leek | : . |
| 1 | 53 | Reggie SIMCOCK | 13 | Biddulph | : . |
| 2 | 55 | Dean NENOV | 13 | Co Leeds | : . |
| 3 | 57 | Reggie SPENCE | 13 | Co Leeds | : . |
| 4 | 59 | Finlay WARBURTON | 12 | Leyland Barr | : . |
| 5 | 58 | Henry PRIESTLEY | 12 | Bo Kirklees | : . |
| 6 | 56 | Jake LAWFORD | 14 | Bo Kirklees | : . |
| 7 | 54 | Robson HART | 9 | Co Leeds | : . |
| 8 | 52 | Jackson CLARKE | 12 | Co Leeds | : . |
| 9 | 50 | Camron WHITTAKER | 14 | Chorley Marl | : . |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 61 | Joshua MCMILLAN | 11 | Co Leeds | : . |
| 1 | 63 | Reuben HARRISON | 12 | Co Leeds | : . |
| 2 | 65 | Isaac SHAW | 13 | Preston | : . |
| 3 | 67 | Ethan MCGUINNESS | 13 | Ramsbottom | : . |
| 4 | 69 | Gordon BALLANTYNE | 14 | Leyland Barr | : . |
| 5 | 68 | Lachlan MUNRO | 15 | Bo Kirklees | : . |
| 6 | 66 | Alex OLCHOWIK | 13 | Co Leeds | : . |
| 7 | 64 | James FARNAN | 12 | Io Man | : . |
| 8 | 62 | Zach PIERCY | 12 | Co Leeds | : . |
| 9 | 60 | Demilade AYEMOWA | 12 | Co Leeds | : . |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 111 | Sam HILL | 13 | Co Leeds | :3.9. |
| 1 | 73 | Hayden LAM | 12 | Co Leeds | : . |
| 2 | 75 | Harry SENIOR | 15 | Co Leeds | : . |
| 3 | 77 | Logan WARBURTON | 13 | Blackpool Aq | : . |
| 4 | 79 | Christopher BARNETT | 14 | Stocksbridge | : . |
| 5 | 78 | Maksymilian KURZAK | 15 | Stretford | : . |
| 6 | 76 | Matthew JAMES | 14 | Co Leeds | : . |
| 7 | 74 | Luke JENKINSON | 14 | Co Wakefield | : . |
| 8 | 72 | Rhys POWNALL | 13 | Leyland Barr | : . |
| 9 | 70 | Luke DYER | 15 | Co Leeds | : . |
| Heat Number - 9 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 81 | Charlie HALL | 12 | Penrith | : . |
| 1 | 83 | Jacob O'DONNELL | 12 | Co Leeds | : . |
| 2 | 85 | Luqa ISMAIL-KEYES | 16 | Stretford | : . |
| 3 | 87 | Cormac WHITELEY | 12 | Ramsbottom | : . |
| 4 | 89 | Ryan MILNER | 13 | Co Leeds | : . |
| 5 | 88 | Callum RAVEN | 14 | Co Leeds | : . |
| 6 | 86 | Oscar HODGSON | 13 | Carlisle Aq | : . |
| 7 | 84 | Daniel CLIPSHAM | 16 | Co Wakefield | : . |
| 8 | 82 | Hal SHUTTLEWORTH | 14 | Burnley BOBC | : . |
| 9 | 80 | Ethan CONROY | 14 | Burnley BOBC | : . |
| Heat Number - 10 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 91 | Leo TAYLOR | 16 | Leyland Barr | : . |
| 1 | 93 | Ethan COWELL | 13 | Co Leeds | : . |
| 2 | 95 | Ben COOK | 13 | Burnley BOBC | : . |
| 3 | 97 | Zach BEATTIE | 15 | Bo Kirklees | : . |
| 4 | 99 | Joseph HALL | 14 | Co Leeds | : . |
| 5 | 98 | Lawrence NDADAYE | 16 | Stretford | : . |
| 6 | 96 | Ethan ROBERTS | 15 | Leyland Barr | : . |
| 7 | 94 | Tin Ho CHEUNG | 14 | Co Leeds | : . |
| 8 | 92 | Louis GRESSWELL | 17 | Penrith | : . |
| 9 | 90 | Oscar DEVAAL | 13 | Biddulph | : . |
| Heat Number - 11 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 101 | Ehi ITUA | 18 | Stretford | : . |
| 1 | 103 | Maxwell FORD | 14 | Co Leeds | : . |
| 2 | 105 | Cohen STEPHENSON | 17 | Co Leeds | : . |
| 3 | 107 | Charlie BROOME | 18 | Co Leeds | : . |
| 4 | 109 | Max WAINWRIGHT | 16 | Cheadle | : . |
| 5 | 108 | Ethan STANNARD | 17 | Stokesley | : . |
| 6 | 106 | Daniel RANSOM | 14 | Co Leeds | : . |
| 7 | 104 | Owen WHITELEY | 16 | Ramsbottom | : . |
| 8 | 102 | James ROBINSON | 17 | Co Leeds | : . |
| 9 | 100 | William BACON | 17 | Co Leeds | : . |