EVENT 329 Men 10/12 Yrs 50m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 4 | Grayson Watford | 10 | Rushden | 58.74 |
| 3 | 10 | Daniel Mustata | 12 | Corby | 51.54 |
| 4 | 16 | James Oscroft | 10 | Northampton | 48.46 |
| 5 | 13 | Rahul Reedha | 10 | Corby | 49.87 |
| 6 | 7 | Sui Chun Yip | 11 | Wellingboro | 55.84 |
| 7 | 1 | Ethan Hoddle-Smith | 11 | Daventry | 1:01.50 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 5 | Oscar Venn | 11 | Northampton | 57.89 |
| 3 | 11 | Kushal Mistry | 12 | Northampton | 50.39 |
| 4 | 17 | Jack Tindle | 11 | Northampton | 46.98 |
| 5 | 14 | Owen Hemmings-Kneller | 12 | Wellingboro | 49.84 |
| 6 | 8 | Percy Green | 10 | Nene Valley | 54.90 |
| 7 | 2 | Kacper Siedlak | 10 | Corby | 1:01.50 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 6 | Alexander Stevenson | 11 | Nene Valley | 56.71 |
| 3 | 12 | Ryan Doyle | 12 | Kettering | 50.32 |
| 4 | 18 | Jakub Siedlak | 12 | Corby | 45.67 |
| 5 | 15 | Jack Webb | 12 | Wellingboro | 49.10 |
| 6 | 9 | Noah Patterson | 10 | Wellingboro | 54.79 |
| 7 | 3 | Stanley French | 10 | Daventry | 1:00.09 |