EVENT 109 Girls 12/13 Yrs 100m Freestyle - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 2 | Emily Osborne | 13 | Staffs | 1:03.57 |
| 1 | 4 | Amelia Sale | 13 | Notts | 1:02.97 |
| 2 | 6 | Annalise Munro | 13 | Hampshire | 1:02.00 |
| 3 | 8 | Ellie Fogg | 13 | Herts | 1:01.60 |
| 4 | 10 | Isobel Thwaite | 13 | Cheshire | 1:01.41 |
| 5 | 9 | Constance Dean | 13 | Berks&SBucks | 1:01.50 |
| 6 | 7 | Jasmine Holmes | 13 | Dorset | 1:01.83 |
| 7 | 5 | Hannah Denny | 13 | Kent | 1:02.23 |
| 8 | 3 | Eloise Montanana | 13 | Essex | 1:03.29 |
| 9 | 1 | Ailsa Beck | 13 | Scot North | 1:03.66 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 12 | O Gulsum Onal | 13 | Scot East | 1:00.68 |
| 1 | 14 | Abbie Wood | 13 | Derbyshire | 1:00.30 |
| 2 | 16 | Bethany Newton | 13 | Somerset | 59.89 |
| 3 | 18 | Mia Hawkes | 13 | Middlesex | 58.79 |
| 4 | 20 | Isobel Meikle | 13 | Ox & N Bucks | 58.59 |
| 5 | 19 | Darcy Deakin | 13 | Yorkshire | 58.60 |
| 6 | 17 | Hannah Featherstone | 13 | N & Durham | 59.87 |
| 7 | 15 | Molly McCart | 13 | Lancashire | 1:00.30 |
| 8 | 13 | Karen Reid | 13 | Scot West | 1:00.49 |
| 9 | 11 | Georgina Boyle | 13 | Surrey | 1:00.79 |