EVENT 206 Boy 09 Yrs/Over 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Samuel NICHOLS | 9 | Grantham | 57.92 |
| 2 | 2 | Fabian KOLASA | 10 | Grantham | 57.09 |
| 3 | 3 | Luca HALLAM | 9 | Grantham | 53.05 |
| 4 | 4 | Matas RABASAUSKAS | 11 | Grantham | 50.50 |
| 5 | 5 | Evan LEWIS | 11 | Boston | 46.85 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Jacob TURNER | 11 | Boston | 45.66 |
| 2 | 7 | Reuben DOHERTY | 11 | Ilkeston | 44.28 |
| 3 | 8 | Oscar DURANT | 10 | Grantham | 43.61 |
| 4 | 9 | Adrian ELERTS | 11 | Grantham | 41.15 |
| 5 | 10 | Benjamin MORRIS | 12 | Boston | 38.68 |
| 6 | 11 | Anielis KVEDARAVICIUS | 15 | Boston | 37.99 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Tyrese MALLETT | 15 | Boston | 36.60 |
| 2 | 13 | Riley-Lee BURFORD | 13 | Boston | 36.36 |
| 3 | 14 | Spencer DOHERTY | 14 | Ilkeston | 36.19 |
| 4 | 15 | James NICHOLS | 12 | Grantham | 35.60 |
| 5 | 16 | Zach HOPKINSON | 12 | Grantham | 35.60 |
| 6 | 17 | Jamie WILSON | 12 | Wisbech | 35.60 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 19 | William GRAY | 13 | Grantham | 34.99 |
| 2 | 21 | Jake BATY | 16 | Grantham | 33.47 |
| 3 | 23 | Owen HATHWAY | 15 | Grantham | 30.48 |
| 4 | 22 | Ryan NORTON | 14 | Boston | 32.39 |
| 5 | 20 | Alex WILSON | 15 | Wisbech | 34.97 |
| 6 | 18 | Thomas THORNTON | 13 | Grantham | 35.33 |