EVENT 303 Open/Male 10/14 Yrs 100m Breaststro - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 1 | Theo Colton | 11 | Rykneld | 2:01.17 |
| 3 | 3 | Jonah Hawksworth | 10 | Derby Excel | 1:59.43 |
| 4 | 5 | Carter Fowkes | 11 | BelperMarlin | 1:58.40 |
| 5 | 4 | Eric Drabble | 11 | Buxton | 1:58.73 |
| 6 | 2 | Freddie Dalton | 10 | Long Eaton | 2:00.08 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 7 | Joshua Vind | 11 | Repton | 1:56.50 |
| 2 | 9 | Hugo Harrand | 11 | Long Eaton | 1:55.88 |
| 3 | 11 | James Garner | 12 | Buxton | 1:49.68 |
| 4 | 13 | Maxim Bocharnikov | 11 | Derby Excel | 1:46.21 |
| 5 | 12 | James Lee | 11 | Derby Excel | 1:46.25 |
| 6 | 10 | Jack Mosley | 11 | DerbyPhoenix | 1:55.50 |
| 7 | 8 | Caleb Kern-Lowe | 11 | Bakewell SC | 1:56.39 |
| 8 | 6 | Joseph Pollock | 11 | Repton | 1:58.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 15 | Samuel Doolin | 12 | Rykneld | 1:42.79 |
| 2 | 17 | Brayden Lee | 11 | Etwall | 1:42.70 |
| 3 | 19 | Frederick Williams | 11 | Eckington | 1:40.20 |
| 4 | 21 | Owen Richards-Jones | 12 | Ashbourne | 1:39.37 |
| 5 | 20 | Toby Kirkham | 12 | Bakewell SC | 1:40.06 |
| 6 | 18 | Rocco Ambrosioni | 12 | Dronfield | 1:42.47 |
| 7 | 16 | Nicholas Crawford | 12 | Dronfield | 1:42.75 |
| 8 | 14 | Khyan Patel | 12 | Derby Excel | 1:44.11 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 23 | Kamran Parekh | 13 | DerbyPhoenix | 1:37.39 |
| 2 | 25 | Thomas Adams | 13 | Dronfield | 1:36.70 |
| 3 | 27 | Joel Vickers-Wright | 13 | Chesterfield | 1:35.63 |
| 4 | 29 | Isaac Ebanks | 13 | Derby Excel | 1:33.98 |
| 5 | 28 | Daniel Margiotta | 13 | Ashbourne | 1:34.20 |
| 6 | 26 | Finley Jenkins | 13 | BelperMarlin | 1:36.14 |
| 7 | 24 | Noah Griffin | 13 | Swadlincote | 1:37.38 |
| 8 | 22 | Daniel Foster | 12 | Derby Excel | 1:38.41 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 31 | Gabriel Thursfield | 12 | Repton | 1:33.80 |
| 2 | 33 | Oliver Smith | 11 | Derby Excel | 1:31.00 |
| 3 | 35 | Alexandr Kulev | 12 | Rykneld | 1:29.80 |
| 4 | 37 | Stephen Iankov | 11 | DerbyPhoenix | 1:28.17 |
| 5 | 36 | David Smurawa | 13 | Rykneld | 1:29.70 |
| 6 | 34 | Matthew Pegg | 14 | Etwall | 1:30.80 |
| 7 | 32 | Benjamin Aston | 12 | Etwall | 1:32.89 |
| 8 | 30 | Ayrton Porter | 12 | Repton | 1:33.90 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 39 | Benjamin Taylor | 14 | Long Eaton | 1:27.34 |
| 2 | 41 | Toby Drayson | 12 | BelperMarlin | 1:27.00 |
| 3 | 43 | Joseph Wright | 14 | Rykneld | 1:23.94 |
| 4 | 45 | George Cotton | 13 | Derby Excel | 1:22.30 |
| 5 | 44 | William Dalton | 14 | Long Eaton | 1:23.11 |
| 6 | 42 | Zach Lambert | 13 | Derby Excel | 1:25.90 |
| 7 | 40 | Lucas Kimber | 14 | Ripley | 1:27.30 |
| 8 | 38 | Tristan Wawrzyniak | 14 | Dronfield | 1:27.81 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 47 | Finlay Bird | 13 | Long Eaton | 1:21.63 |
| 2 | 49 | Seth Hems Gillson | 13 | Repton | 1:17.10 |
| 3 | 51 | Joseph Lauda | 14 | Repton | 1:12.30 |
| 4 | 53 | Jaden Leo | 14 | BelperMarlin | 1:05.70 |
| 5 | 52 | Eden Saint | 13 | BelperMarlin | 1:10.60 |
| 6 | 50 | Zachary Drayson | 14 | BelperMarlin | 1:13.70 |
| 7 | 48 | Hayden Hudson | 13 | Chesterfield | 1:19.60 |
| 8 | 46 | Cole Burke | 13 | BelperMarlin | 1:21.90 |