EVENT 118 Girls 12/13 Yrs 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | Amy Shelton | 13 | Swim Wales E | 1:10.95 |
| 1 | 4 | Maddison Calvesbert-Sh | 13 | Somerset | 1:09.85 |
| 2 | 6 | Lucy Ellis | 13 | Hampshire | 1:09.15 |
| 3 | 8 | JASMINE FINDLAY | 13 | Surrey | 1:08.79 |
| 4 | 10 | BELLA HODGES | 13 | Devon | 1:08.60 |
| 5 | 9 | Rachel Saunders | 12 | Scot East | 1:08.78 |
| 6 | 7 | Amelia Robertson | 13 | N & Durham | 1:08.80 |
| 7 | 5 | Martha Hurst | 13 | Cheshire | 1:09.72 |
| 8 | 3 | Amber Ranson | 12 | Sussex | 1:10.83 |
| 9 | 1 | Emma Erskine | 13 | Notts | 1:11.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | Lottie James | 13 | Ox & N Bucks | 1:08.45 |
| 1 | 14 | Amy Brown | 13 | Dorset | 1:07.50 |
| 2 | 16 | Leah Whittaker | 12 | Middlesex | 1:06.20 |
| 3 | 18 | Mollie-Jo Garratt | 13 | Yorkshire | 1:05.50 |
| 4 | 20 | Emily Iley | 13 | Essex | 1:04.58 |
| 5 | 19 | Katie Shanahan | 13 | Scot West | 1:04.80 |
| 6 | 17 | CHLOE BAXTER | 12 | Leics | 1:05.97 |
| 7 | 15 | Chiara Tommasello | 13 | Lancashire | 1:06.29 |
| 8 | 13 | Caitlin Ebbage | 12 | Kent | 1:08.20 |
| 9 | 11 | Imogen Block | 13 | Suffolk | 1:08.49 |