EVENT 103 Boy/Girl 09 /Over 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Corey Hestletine | 9 | Retford | 3:20.00 |
| 2 | 2 | George Joyce | 9 | Retford | 3:20.00 |
| 3 | 3 | Harvey Bartrop | 11 | Retford | 2:45.00 |
| 4 | 4 | Jamie Nicolson | 10 | Retford | 2:45.00 |
| 5 | 5 | Sophie Holec | 9 | Retford | 2:37.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Isla Richards | 9 | Retford | 2:35.00 |
| 2 | 7 | Amelie Venables | 10 | Retford | 2:35.00 |
| 3 | 8 | Amelia Arbon | 12 | Retford | 2:25.00 |
| 4 | 9 | Imogen Howitt | 9 | Retford | 2:24.00 |
| 5 | 10 | Harrison Clark | 12 | Retford | 2:17.58 |
| 6 | 11 | Reuben Meadows | 11 | Retford | 2:17.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Jake Holliday | 10 | Retford | 2:15.00 |
| 2 | 13 | Samuel Green | 11 | Retford | 2:10.00 |
| 3 | 14 | Elizabeth Smith | 12 | Retford | 2:06.67 |
| 4 | 15 | Lily Pashley | 10 | Retford | 2:06.62 |
| 5 | 16 | Lucy-Mae Osborne | 10 | Retford | 2:06.15 |
| 6 | 17 | Athena Pearson | 11 | Retford | 2:05.83 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Richie Tasker | 11 | Retford | 2:03.13 |
| 2 | 19 | Laranya Bhojwani | 10 | Retford | 1:58.91 |
| 3 | 20 | Thomas Collins | 11 | Retford | 1:56.81 |
| 4 | 21 | Ava Pashley | 12 | Retford | 1:55.97 |
| 5 | 22 | Noah Dewsnap | 10 | Retford | 1:53.98 |
| 6 | 23 | Mia Richards | 12 | Retford | 1:53.14 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 24 | Isobel Rayner | 13 | Retford | 1:53.00 |
| 2 | 25 | Kacey Bryan | 12 | Retford | 1:51.87 |
| 3 | 26 | Isabelle Rafferty | 10 | Retford | 1:51.66 |
| 4 | 27 | Charlotte Clements | 11 | Retford | 1:49.86 |
| 5 | 28 | S Slater-Rowley | 12 | Retford | 1:49.66 |
| 6 | 29 | Rubie Slater-Rowley | 12 | Retford | 1:48.47 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 30 | Poppy Goodacre | 11 | Retford | 1:47.44 |
| 2 | 31 | Eve Milner | 14 | Retford | 1:46.27 |
| 3 | 32 | Isla O'Connor | 11 | Retford | 1:46.02 |
| 4 | 33 | Iona Watson | 12 | Retford | 1:45.14 |
| 5 | 34 | Evie Holmes | 13 | Retford | 1:44.43 |
| 6 | 35 | Zachary Barrowcliffe | 10 | Retford | 1:42.60 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 36 | Eva Chapman | 14 | Retford | 1:30.78 |
| 2 | 37 | Emily Webb | 12 | Retford | 1:29.08 |
| 3 | 38 | Jennifer Walker | 13 | Retford | 1:26.29 |
| 4 | 39 | Tiegan Gray | 14 | Retford | 1:25.38 |
| 5 | 40 | Ruby Credland | 14 | Retford | 1:24.80 |
| 6 | 41 | Joshua Kettlewell | 14 | Retford | 1:22.02 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 43 | Jacob Hodkinson | 14 | Retford | 1:16.21 |
| 2 | 45 | Joe Seage | 22 | Retford | 1:10.86 |
| 3 | 47 | Harry Benzies | 16 | Retford | 1:08.15 |
| 4 | 46 | Callum Kettlewell | 17 | Retford | 1:09.64 |
| 5 | 44 | Harry Brancham | 15 | Retford | 1:13.21 |
| 6 | 42 | Kaitlyn Butters | 13 | Retford | 1:20.20 |