EVENT 105 Girls 100m Butterfly - Heats
Not Competing : 25
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 2 | 2 | Sophie Middleton | 10 | Co Sund'land | |
| 3 | 4 | Grace Elliott | 13 | Co Sund'land | |
| 4 | 3 | Alesha Belton | 11 | Co Sund'land | |
| 5 | 1 | Chloe Hutchinson | 11 | Co Sund'land | |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 6 | Ava Donkin | 9 | Co Sund'land | |
| 2 | 8 | Martha Bowes | 10 | Co Sund'land | |
| 3 | 10 | Abigail Bramley | 10 | Co Sund'land | 1:40.98 |
| 4 | 9 | Zakiyah Nawrouse | 10 | Bo Stockton | 1:55.00 |
| 5 | 7 | Alice Colborn | 10 | Co Sund'land | |
| 6 | 5 | Sophie Clements | 12 | North Tyne | |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 12 | Isobel Daley | 11 | Middlesboro | 1:37.93 |
| 2 | 14 | Charlotte Bashford | 10 | Middlesboro | 1:35.00 |
| 3 | 16 | Jessica Lynch | 12 | Saltburn Mar | 1:30.93 |
| 4 | 15 | Ella Proud | 11 | Middlesboro | 1:31.34 |
| 5 | 13 | Jennifer Graham | 12 | Co Sund'land | 1:35.62 |
| 6 | 11 | Lexi Nicholson | 9 | Middlesboro | 1:40.00 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 18 | Isobella Dilley | 10 | Middlesboro | 1:30.00 |
| 2 | 20 | Megan Ridley | 11 | Middlesboro | 1:27.31 |
| 3 | 22 | Libbi Upton | 11 | Middlesboro | 1:26.52 |
| 4 | 21 | Sinali Dissanayake | 11 | Bo Stockton | 1:26.90 |
| 5 | 19 | Elisha Rhodes | 11 | Middlesboro | 1:29.79 |
| 6 | 17 | Josie Blackmore | 13 | Billingham | 1:30.90 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 24 | Seren Tallantyre | 10 | Newcastle | 1:25.70 |
| 2 | 27 | Sophie Bray | 13 | Bo Stockton | 1:23.37 |
| 3 | 29 | Alice Cammock | 13 | Co Sund'land | 1:22.23 |
| 4 | 28 | Ava Alderson | 10 | Bo Stockton | 1:22.41 |
| 5 | 26 | Katie Blunt | 10 | Co Sund'land | 1:23.41 |
| 6 | 23 | Millie Linton | 10 | Middlesboro | 1:26.28 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 33 | Eleanor Harvey | 14 | Billingham | 1:21.64 |
| 2 | 39 | Katelyn Craig | 15 | Sedgefield | 1:17.30 |
| 3 | 45 | Lois Hickson | 13 | Loftus Dol | 1:13.21 |
| 4 | 42 | Abigail Slack | 14 | Bo Stockton | 1:16.40 |
| 5 | 36 | Ailsa Batley | 14 | Alnwick Dol | 1:20.50 |
| 6 | 30 | Elle Mather | 13 | Alnwick Dol | 1:22.15 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 34 | Katie Pink | 11 | Middlesboro | 1:20.84 |
| 2 | 40 | Hannah Redshaw | 12 | Middlesboro | 1:17.10 |
| 3 | 46 | Millie Bozbayir | 12 | Middlesboro | 1:11.90 |
| 4 | 43 | Kimberley Robson | 15 | Alnwick Dol | 1:15.78 |
| 5 | 37 | Poppy Fearns | 12 | Bo Stockton | 1:19.38 |
| 6 | 31 | Charley Groves | 12 | AFSHartlepol | 1:21.79 |
| Heat Number - 8 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 35 | Becky Watson | 12 | Bo Stockton | 1:20.70 |
| 2 | 41 | Helena Wyness | 12 | Co Sund'land | 1:16.45 |
| 3 | 47 | Rebecca Keetley | 14 | Middlesboro | 1:11.60 |
| 4 | 44 | Isabella Montague | 14 | Middlesboro | 1:13.80 |
| 5 | 38 | Megan Cairns | 13 | Middlesboro | 1:19.01 |
| 6 | 32 | Hannah Fenwick | 16 | AFSHartlepol | 1:21.66 |