EVENT 118 Girls 12/13 Yrs 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | Eryn Cole | 12 | Scot North | 1:10.55 |
| 1 | 4 | Carly Bays | 13 | Herts | 1:09.99 |
| 2 | 6 | Shannon Motta | 13 | Ox & N Bucks | 1:08.94 |
| 3 | 8 | Sarah Donnelly | 13 | Scot East | 1:08.70 |
| 4 | 10 | Hannah Featherstone | 13 | N & Durham | 1:08.23 |
| 5 | 9 | Amelia Sale | 13 | Notts | 1:08.55 |
| 6 | 7 | Jenna Lafferty | 13 | Scot West | 1:08.87 |
| 7 | 5 | Maisie Gormley | 13 | Dorset | 1:09.07 |
| 8 | 3 | Imogen McCalman | 12 | Berks&SBucks | 1:10.36 |
| 9 | 1 | Kelly Small | 13 | Hampshire | 1:10.75 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Alicia Harris | 13 | Surrey | 1:07.58 |
| 1 | 14 | Hannah Jones | 13 | Cheshire | 1:06.78 |
| 2 | 16 | Bethany Newton | 13 | Somerset | 1:06.19 |
| 3 | 18 | Laura Stephens | 13 | Essex | 1:05.75 |
| 4 | 20 | Kiani Campbell-Grady | 13 | Yorkshire | 1:03.82 |
| 5 | 19 | Eleanor Baldwin | 13 | Derbyshire | 1:05.10 |
| 6 | 17 | Holly Shepherd | 13 | Staffs | 1:05.91 |
| 7 | 15 | Hannah Kelsall | 13 | Lancashire | 1:06.70 |
| 8 | 13 | Savanna Jemmett | 13 | Kent | 1:07.10 |
| 9 | 11 | Holly Addison | 13 | Middlesex | 1:08.00 |