EVENT 113 Boys/Girls Open 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 2 | Rebecca Eborall | 11 | Q Ethelburga | 59.98 |
| 2 | 4 | Shiloh Akpan | 14 | Q Ethelburga | 55.99 |
| 3 | 3 | Vicky Ting | 14 | Q Ethelburga | 55.99 |
| 4 | 1 | Jane Jiang | 13 | Q Ethelburga | 1:03.89 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 6 | Patrisiia Levytska | 12 | Q Ethelburga | 51.93 |
| 2 | 8 | Olivia Johnson | 12 | Q Ethelburga | 50.00 |
| 3 | 7 | Dacil Waters | 12 | Q Ethelburga | 50.79 |
| 4 | 5 | Eleanor Halliday | 11 | Northall'ton | 54.85 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Thomas Conway - Allen | 13 | Q Ethelburga | 49.00 |
| 2 | 12 | Mathew Tso | 14 | Q Ethelburga | 48.00 |
| 3 | 11 | Ellesia Holroyd-Morris | 14 | Q Ethelburga | 48.00 |
| 4 | 9 | Freja Thackray | 11 | Q Ethelburga | 50.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 14 | Hoyamsu Thapa | 14 | Q Ethelburga | 45.00 |
| 2 | 16 | Amelia Jinks | 13 | Northall'ton | 43.72 |
| 3 | 15 | Will Margrett | 14 | Northall'ton | 44.46 |
| 4 | 13 | Grisma Jimee | 14 | Q Ethelburga | 46.20 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Sophia Rushton | 15 | Q Ethelburga | 41.00 |
| 2 | 20 | Fynn Mullenheim | 14 | Northall'ton | 36.88 |
| 3 | 19 | Ella Kingdon | 15 | Northall'ton | 37.40 |
| 4 | 17 | Hannah Mullenheim | 12 | Northall'ton | 41.51 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 22 | Abbie Hodgkinson | 15 | Northall'ton | 35.73 |
| 2 | 24 | Alexander Margerson | 15 | Northall'ton | 32.30 |
| 3 | 23 | Maisie Morris | 14 | Northall'ton | 33.20 |
| 4 | 21 | Richard Bailey | 47 | Northall'ton | 36.00 |