EVENT 405 Female 09 Yrs/Over 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Imola HARRIS | 10 | Grantham | |
| 2 | 2 | Chloe GOACHER | 13 | Grantham | |
| 3 | 3 | Tabitha GODDARD | 9 | Grantham | |
| 4 | 4 | Maja BALL | 10 | Grantham | |
| 5 | 5 | Norah GIBSON | 11 | Grantham | |
| 6 | 6 | Beatrix SHEPPARD | 10 | Grantham | |
| 7 | 7 | Evelyn CHARITY | 10 | Grantham | 2:40.80 |
| 8 | 8 | Sophia WRIGHT | 10 | Grantham | 1:59.52 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Matilda HARPER | 10 | Grantham | 1:53.38 |
| 2 | 10 | Evie FELTON | 11 | Grantham | 1:53.14 |
| 3 | 11 | Evelyn NICHOLLS | 13 | Grantham | 1:49.00 |
| 4 | 12 | Gracie PAYNE | 13 | Grantham | 1:45.72 |
| 5 | 13 | Annabel HILLSON | 11 | Grantham | 1:42.15 |
| 6 | 14 | Yu Tsing (Trixie) CHEU | 13 | Grantham | 1:38.96 |
| 7 | 15 | Bethany MEAKIN | 12 | Grantham | 1:38.07 |
| 8 | 16 | Evangeline KINNEAR | 13 | Grantham | 1:37.81 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 17 | Emmeline GLEAVE | 11 | Grantham | 1:37.20 |
| 2 | 18 | Matilda MCDONNELL | 13 | Grantham | 1:35.15 |
| 3 | 19 | Esmé EVANS | 12 | Grantham | 1:34.48 |
| 4 | 20 | Tilly WASKETT-BOOTH | 10 | Grantham | 1:34.47 |
| 5 | 21 | Caitlin IZOD | 13 | Grantham | 1:34.47 |
| 6 | 22 | Ava-Grace GREGORY | 14 | Grantham | 1:33.71 |
| 7 | 23 | Olivia CHARITY | 14 | Grantham | 1:32.22 |
| 8 | 24 | Abigail TAYLOR | 12 | Grantham | 1:31.54 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 25 | Francesca WESTON | 11 | Grantham | 1:28.57 |
| 2 | 26 | Octavia SHEARN | 14 | Grantham | 1:27.06 |
| 3 | 27 | Hollie-Ann CROOK | 12 | Grantham | 1:26.69 |
| 4 | 28 | Madeline SURTEES | 14 | Grantham | 1:25.70 |
| 5 | 29 | Ella KHAMA | 12 | Grantham | 1:24.90 |
| 6 | 30 | Isabelle CLAYTON | 14 | Grantham | 1:24.44 |
| 7 | 31 | Elisabeth KINNEAR | 16 | Grantham | 1:24.37 |
| 8 | 32 | Mia PARAPIJONAVICIUTE | 17 | Grantham | 1:24.33 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 33 | Honey FLOWER | 12 | Grantham | 1:23.82 |
| 2 | 34 | Florence HARPER | 13 | Grantham | 1:22.46 |
| 3 | 35 | Grace HOWITT | 17 | Grantham | 1:20.17 |
| 4 | 36 | Elena ALDENHOFF-KELLY | 18 | Grantham | 1:18.79 |
| 5 | 37 | Lucy ABBOTT | 14 | Grantham | 1:17.96 |
| 6 | 38 | Lexie SHEWAN | 16 | Grantham | 1:15.99 |
| 7 | 39 | Amy TAYLOR | 15 | Grantham | 1:13.86 |
| 8 | 40 | Lizzy LERESCHE HANDS | 15 | Grantham | 1:13.34 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 42 | Ellena HOWITT | 15 | Grantham | 1:11.88 |
| 2 | 44 | Alex HALLAM-STOTT | 20 | Grantham | 1:09.89 |
| 3 | 46 | Emilie WEBB | 16 | Grantham | 1:08.75 |
| 4 | 48 | Annabelle JAY | 15 | Grantham | 1:04.15 |
| 5 | 47 | Lucy WILLATTS | 15 | Grantham | 1:07.62 |
| 6 | 45 | Isobel ALLSOP | 16 | Grantham | 1:09.56 |
| 7 | 43 | Emily TALKES | 14 | Grantham | 1:10.89 |
| 8 | 41 | Chloe HOPKINSON | 21 | Grantham | 1:12.85 |