EVENT 413 Boys 10/14 Yrs 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 3 | Jack Adsetts | 11 | Chesterfield | 1:37.24 |
| 1 | 7 | Tyler Shaw | 12 | Co Derby | 1:39.42 |
| 2 | 11 | George Cotton | 13 | Co Derby | 1:24.33 |
| 3 | 15 | Finlay Bird | 13 | Long Eaton | 1:15.50 |
| 4 | 19 | Billy Harding | 14 | Repton | 1:08.95 |
| 5 | 17 | Evan Johnson | 14 | Ripley | 1:14.93 |
| 6 | 13 | Henry Jones | 14 | Eckington | 1:13.93 |
| 7 | 9 | Oscar Stevens | 12 | Chesterfield | 1:32.85 |
| 8 | 5 | Ayrton Porter | 12 | Repton | DQ:10.. |
| 9 | 1 | Frederick Williams | 11 | Eckington | 1:53.97 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 4 | Nicholas Crawford | 12 | Dronfield | 1:46.03 |
| 1 | 8 | Thomas Pope | 12 | Long Eaton | 1:33.06 |
| 2 | 12 | Oliver Smith | 11 | Repton | 1:24.79 |
| 3 | 16 | Lucas Kimber | 14 | Ripley | 1:14.20 |
| 4 | 20 | Alex Bates | 13 | Chesterfield | 1:07.25 |
| 5 | 18 | Darrens Millers | 14 | Repton | 1:11.95 |
| 6 | 14 | Cole Burke | 13 | BelperMarlin | 1:22.01 |
| 7 | 10 | Arlo Hems Gilson | 12 | Repton | 1:33.92 |
| 8 | 6 | Isaac Hawksworth | 11 | Co Derby | 1:36.21 |
| 9 | 2 | Connor Furnish | 10 | Long Eaton | 1:48.82 |