EVENT 111 Girls 14/15 Yrs 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 2 | Robyn Brett | 98 | Herts | 1:17.02 |
| 1 | 4 | Aysha Epcim | 97 | Cheshire | 1:16.42 |
| 2 | 6 | Emily Peacock | 97 | Swim Wales E | 1:16.40 |
| 3 | 8 | Kelsey Williams | 98 | Swim Wales W | 1:15.87 |
| 4 | 10 | Katie Hodgson | 99 | Surrey | 1:15.00 |
| 5 | 9 | Eleanor McNally | 98 | Ox & N Bucks | 1:15.08 |
| 6 | 7 | Emma Eades | 98 | Sussex | 1:16.09 |
| 7 | 5 | Megan Moss | 99 | Worcs | 1:16.42 |
| 8 | 3 | Charlie Neilson | 99 | Notts | 1:16.71 |
| 9 | 1 | Zara Ryan | 98 | Berks&SBucks | 1:17.92 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 12 | Sophie Waller | 98 | Kent | 1:14.10 |
| 1 | 14 | Abbie Wood | 99 | Derbyshire | 1:12.51 |
| 2 | 16 | Erin Robertson | 99 | Scot West | 1:11.60 |
| 3 | 18 | Angharad Eburne | 97 | Hampshire | 1:11.55 |
| 4 | 20 | Katie Matts | 98 | Lancashire | 1:09.11 |
| 5 | 19 | Rachel Helm | 97 | N & Durham | 1:11.30 |
| 6 | 17 | Chloe Close | 98 | Middlesex | 1:11.60 |
| 7 | 15 | Charlotte Holmes | 99 | Yorkshire | 1:12.40 |
| 8 | 13 | Emma Chittleburgh | 98 | Scot East | 1:13.10 |
| 9 | 11 | Emma Cain | 99 | Somerset | 1:14.10 |