EVENT 205 Girls 09 Yrs/Over 100m Breaststroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Isla-Rose WILDISH | 9 | Retford | |
| 4 | 2 | Emily CLAYTON | 9 | Grantham | 2:45.00 |
| 5 | 3 | Evangeline KINNEAR | 9 | Grantham | 2:45.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 2 | 4 | Hollie-Ann CROOK | 9 | Grantham | 2:30.00 |
| 3 | 5 | Abigail TAYLOR | 9 | Grantham | 2:30.00 |
| 4 | 6 | Abigail SMITH | 11 | Grantham | 2:20.00 |
| 5 | 7 | Helena HAMILTON | 11 | Grantham | 2:10.09 |
| 6 | 8 | Yuki HE | 12 | Gainsborough | 2:05.07 |
| 7 | 9 | Eva JACKSON-NEALE | 11 | March | 2:05.03 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Isabelle CLAYTON | 10 | Grantham | 2:03.65 |
| 2 | 11 | Sophie GILL | 11 | Grantham | 2:03.51 |
| 3 | 12 | Eva HART | 12 | Grantham | 2:02.07 |
| 4 | 13 | Ava-Grace GREGORY | 11 | Grantham | 2:00.70 |
| 5 | 14 | Ella KHAMA | 9 | Grantham | 2:00.00 |
| 6 | 15 | Lucy BARRATT | 10 | Gainsborough | 1:57.90 |
| 7 | 16 | Cobra THORLBY | 13 | Boston | 1:57.16 |
| 8 | 17 | Kitty PAYNE | 12 | March | 1:55.90 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Shelby THORLBY | 17 | Boston | 1:53.30 |
| 2 | 19 | Elizabeth LERESCHE HAN | 11 | Grantham | 1:52.45 |
| 3 | 20 | Charlotte GILL | 14 | Grantham | 1:51.82 |
| 4 | 21 | Abbie MACKIE | 13 | March | 1:51.30 |
| 5 | 22 | Lucy WILLATTS | 11 | Grantham | 1:51.23 |
| 6 | 23 | Niamh O'DONOGHUE | 11 | March | 1:51.22 |
| 7 | 25 | Ellena HOWITT | 12 | Grantham | 1:48.82 |
| 8 | 26 | Lucy WILSON | 15 | Gainsborough | 1:48.68 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 27 | Mia PARAPIJONAVICIUTE | 14 | Grantham | 1:47.74 |
| 2 | 28 | Isla STATON | 12 | March | 1:47.00 |
| 3 | 29 | Annie WEBSTER | 11 | Grantham | 1:46.27 |
| 4 | 30 | Marcelina DEBICKA | 15 | Grantham | 1:45.19 |
| 5 | 31 | Emilia MACIJAUSKAITE | 13 | Boston | 1:44.17 |
| 6 | 32 | Amelie VENABLES | 11 | Retford | 1:44.01 |
| 7 | 33 | Darcey WOOD | 11 | Grantham | 1:40.75 |
| 8 | 34 | Jessica HALL | 11 | Grantham | 1:40.26 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 35 | Amelia BIRD | 12 | Skegness | 1:38.10 |
| 2 | 36 | Millie WALKER | 15 | March | 1:37.27 |
| 3 | 37 | Grace HOWITT | 14 | Grantham | 1:37.02 |
| 4 | 39 | Harriet MCCORMACK | 13 | Grantham | 1:35.88 |
| 5 | 41 | Corey FARLEY | 14 | Grantham | 1:35.26 |
| 6 | 42 | Millie BAILEY | 14 | Grantham | 1:33.61 |
| 7 | 43 | Isla GRAY | 13 | Grantham | 1:28.25 |
| 8 | 44 | Lillie HARRIS | 15 | Sherwood | 1:28.13 |
| Heat Number - 7 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 46 | Martha CAMPBELL | 15 | Melton M'bry | 1:25.77 |
| 2 | 48 | Megan BROWN | 13 | Grantham | 1:22.81 |
| 3 | 50 | Tiegan GRAY | 16 | Gainsborough | 1:19.07 |
| 4 | 52 | Chloe HOPKINSON | 18 | Grantham | 1:15.94 |
| 5 | 51 | Charlotte BYRON | 15 | Melton M'bry | 1:18.54 |
| 6 | 49 | Grace TURNER | 15 | Grantham | 1:20.47 |
| 7 | 47 | Evie TURNER | 17 | Grantham | 1:24.34 |
| 8 | 45 | Emilie WEBB | 13 | Grantham | 1:26.95 |