EVENT 351 Open/Male 14 /Under 100m Breaststro - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Harry Posner | 11 | Blackpool Aq | |
| 4 | 3 | Kaloyan Nedyalkov | 12 | Workington | |
| 5 | 2 | Theo Pikoulas | 12 | Ramsbottom | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Thomas Ball | 11 | Co Liverpool | |
| 3 | 7 | Luke Birchall | 12 | Blackburn | |
| 4 | 9 | Myles Ivinson | 11 | Cockermouth | |
| 5 | 8 | Jack Kennedy | 12 | Stretford | |
| 6 | 6 | Ethan Jennings | 11 | Burnley BOBC | |
| 7 | 4 | Max Dronsfield | 12 | Stockport Mo | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 11 | Michael Pudjianto | 12 | Trafford Met | |
| 2 | 13 | Daniel Rykowski | 12 | Leyland Barr | |
| 3 | 15 | Ethan Craven | 11 | Warrington W | |
| 4 | 17 | Tsz Yui Chiu | 12 | Halton | |
| 5 | 16 | Aaron Gans | 12 | Co Salford | |
| 6 | 14 | Oscar O'Connell | 12 | Blackpool Aq | |
| 7 | 12 | Ethan Prior | 12 | Ormskirk | |
| 8 | 10 | Callum Cheung | 12 | Co Liverpool | |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 19 | James Graham | 13 | Co Liverpool | |
| 2 | 21 | William Stamper | 12 | Co Liverpool | |
| 3 | 23 | Andrew Wu | 12 | Trafford Met | |
| 4 | 25 | Samuel Higginbottom | 12 | Lancaster | |
| 5 | 24 | Luke Goddard | 13 | Copeland | |
| 6 | 22 | Charlie Smith | 13 | Winsford | |
| 7 | 20 | Alec Birchall | 13 | Blackpool Aq | |
| 8 | 18 | Isaac Arnold | 13 | Crosby | |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | Tristan Carrasco Ruiz | 12 | Trafford Met | |
| 2 | 29 | Oscar Wharton | 13 | Cockermouth | |
| 3 | 31 | Leo Ashcroft | 12 | Wigan BEST | |
| 4 | 33 | William Brearton | 13 | Wirral Metro | |
| 5 | 32 | Eric Bao | 12 | Co Liverpool | |
| 6 | 30 | Matthew Windeler | 13 | Trafford Met | |
| 7 | 28 | Winston Crosthwaite | 13 | Bolton Metro | |
| 8 | 26 | William Moore | 13 | Aquabears | |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 38 | Olly Newbould | 13 | Gt Harwood | |
| 2 | 44 | Hayden Battle | 14 | St Helens | |
| 3 | 50 | Daniel Houghton-Butler | 14 | Halton | |
| 4 | 56 | Rocco Wilson | 14 | Cockermouth | |
| 5 | 53 | Finlay Warburton | 14 | Leyland Barr | |
| 6 | 47 | Freddie Sutton | 14 | Copeland | |
| 7 | 41 | Jacob Garczynski | 13 | Io Man | |
| 8 | 34 | Henry Hodkinson | 13 | Leyland Barr | |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 39 | William O'Brien | 13 | Knutsford | |
| 2 | 45 | Aaron Nolte | 14 | Blackpool Aq | |
| 3 | 51 | Ethan Blyth | 13 | Bolton Metro | |
| 4 | 57 | James Vaughan | 14 | Wigan BEST | |
| 5 | 54 | Bailey Nixon | 14 | Co Liverpool | |
| 6 | 48 | Jacob Standing | 14 | Stockport Mo | |
| 7 | 42 | Daniel French | 13 | Wirral Metro | |
| 8 | 36 | Reuben Schofield | 13 | Preston | |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 40 | Carter Kneale | 13 | Io Man | |
| 2 | 46 | Jack Calderbank | 13 | Chorley Marl | |
| 3 | 52 | George Pearce | 13 | Winsford | |
| 4 | 58 | Joseph Standard | 14 | Stockport Mo | |
| 5 | 55 | Cormac Whiteley | 14 | Ramsbottom | |
| 6 | 49 | Logan Byrne | 13 | Southport | |
| 7 | 43 | Jan Nazarej | 14 | Warrington W | |
| 8 | 37 | Georgiy Tymchyshen | 13 | Co Manch Aq | |