EVENT 222 Boys 10/12 Yrs 200m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 1 | Isaac Reed | 11 | Boston | 3:12.58 |
| 3 | 2 | Luke Warren | 11 | Redditch | 2:58.99 |
| 4 | 3 | Alexander Rosser-Barne | 10 | Co Coventry | 3:08.64 |
| 5 | 4 | Alexander Soler-Canto | 11 | Co Leicester | 3:09.16 |
| 6 | 5 | Matthew Broughton | 11 | Co Lincoln P | 3:05.04 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 6 | Joshua Vance | 10 | Northampton | 2:57.92 |
| 2 | 7 | William Pettitt | 11 | Boston | 2:59.07 |
| 3 | 8 | Jimi Knowles | 10 | Nova Cent'n | 2:49.01 |
| 4 | 9 | Bailey Ward | 11 | Nova Cent'n | 3:09.83 |
| 5 | 10 | Kai Bacon | 11 | Co Leicester | 2:56.50 |
| 6 | 11 | Thomas Deeley | 11 | Nova Cent'n | 2:55.56 |
| 7 | 12 | Dominic Bools | 10 | Nova Cent'n | 2:55.38 |
| 8 | 13 | Kazuki Oi | 11 | Wrekin Coll | 2:59.40 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 14 | Ronnie Harvey | 11 | Co Coventry | 2:49.75 |
| 2 | 15 | Benjamin Holland | 10 | Ellesmere Co | 2:53.99 |
| 3 | 16 | Edward Mildred | 11 | Northampton | 2:39.89 |
| 4 | 17 | Bradley Francis | 11 | Nova Cent'n | 2:53.85 |
| 5 | 18 | Jack Gartside | 11 | Northampton | 2:43.44 |
| 6 | 19 | Thomas Beamer | 11 | Team Mercia | 2:41.41 |
| 7 | 20 | Brian Bernhardt | 11 | Co Coventry | 2:49.15 |
| 8 | 21 | Philip Merriman | 12 | Northampton | 2:42.16 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 22 | Daniel Johnson | 12 | Wrekin Coll | 2:39.10 |
| 2 | 23 | William Pettit | 12 | Northampton | 2:41.00 |
| 3 | 24 | Jack Dolly | 12 | Co Coventry | 2:58.24 |
| 4 | 25 | Oliver Lillycrop | 12 | Co Birm'ham | 2:36.55 |
| 5 | 26 | Stephen Taylor | 12 | Northampton | 2:35.87 |
| 6 | 27 | Mario Coman | 12 | Newcastle St | 2:31.79 |
| 7 | 28 | Leo Karski | 12 | Boldmere | 2:27.09 |
| 8 | 29 | Charlie Hutchison | 12 | Ellesmere Co | 2:25.27 |