EVENT 118 Girls 12/13 Yrs 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 2 | Isabel Wainwright | 03 | Bedfordshire | 1:13.34 |
| 2 | 4 | Imogen Rhodes | 03 | Shropshire | 1:12.91 |
| 3 | 6 | Hannah Hussain | 03 | Staffs | 1:11.41 |
| 4 | 8 | Nadia Rogers | 03 | Warwicks | 1:10.63 |
| 5 | 7 | Alexandra Barry | 03 | Worcs | 1:10.67 |
| 6 | 5 | Erin Easton | 03 | Lincolnshire | 1:12.06 |
| 7 | 3 | Sophie Huggon | 03 | Cumbria | 1:13.10 |
| 8 | 1 | Ella Parker | 03 | Wiltshire | 1:14.80 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 1 | 10 | Ethel Whyman | 03 | Sussex | 1:10.30 |
| 2 | 12 | Ella Rose Bowman | 03 | Dorset | 1:09.30 |
| 3 | 14 | Merel Hijink | 03 | Northants | 1:08.86 |
| 4 | 16 | Turaya Evans | 03 | Cornwall | 1:07.14 |
| 5 | 15 | Katie Shanahan | 04 | Scot West | 1:07.54 |
| 6 | 13 | Matilda Meyrick | 03 | Norfolk | 1:08.90 |
| 7 | 11 | Eve Wright | 03 | Cambs | 1:09.73 |
| 8 | 9 | Amelia Ashelford | 03 | Devon | 1:10.61 |