EVENT 303 Boys 10 Yrs/Over 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Jacob VEALE | 11 | Phoenix Y'th | 1:40.22 |
| 2 | 3 | Sepehr SOBHANI | 11 | Co Coventry | 1:40.00 |
| 3 | 5 | Brandon HOTHAM | 10 | Co Derby | 1:35.36 |
| 4 | 7 | Campbell STEPHEN | 12 | Co Derby | 1:30.20 |
| 5 | 6 | Joel MUIR | 12 | Co Derby | 1:34.40 |
| 6 | 4 | Piers NICHOLS | 10 | Maxwell | 1:35.70 |
| 7 | 2 | Jamie DARK | 11 | Co Birm'ham | 1:40.08 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 9 | Ronnie HARVEY | 11 | Co Coventry | 1:29.42 |
| 2 | 11 | Ryan HOPPER | 13 | Chase | 1:25.35 |
| 3 | 13 | Lewis WHITE | 14 | Co Derby | 1:24.60 |
| 4 | 15 | Ben BLACK | 13 | Co Coventry | 1:22.82 |
| 5 | 14 | Leonids SARIGINS | 12 | Blythe Barra | 1:23.60 |
| 6 | 12 | Jack WINIARSKI | 14 | Co Coventry | 1:25.00 |
| 7 | 10 | Jamie HOYES | 13 | Berkhamtead | 1:26.90 |
| 8 | 8 | Jack DOLLY | 12 | Co Coventry | 1:29.42 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 17 | Kyle PALMER | 14 | Co Coventry | 1:16.79 |
| 2 | 19 | Jonluke SUMMERFIELD | 18 | Berkhamtead | 1:16.30 |
| 3 | 21 | William FOSTER | 14 | Co Derby | 1:15.48 |
| 4 | 23 | David MAXWELL | 20 | Co Leeds | 1:06.45 |
| 5 | 22 | Christopher JENKINSON | 31 | Droitwich | 1:11.58 |
| 6 | 20 | Gregory BUTLER | 13 | Co Derby | 1:15.89 |
| 7 | 18 | William HAWKES | 12 | Grantham | 1:16.70 |
| 8 | 16 | Robert BERNHARDT | 17 | Co Coventry | 1:17.65 |