EVENT 205 Female 09 Yrs/Over 50m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Honey FLOWER | 9 | Grantham | 1:15.00 |
| 2 | 3 | Emily CLAYTON | 9 | Grantham | 1:04.07 |
| 3 | 5 | Laci BEDFORD | 10 | Boston | 1:00.02 |
| 4 | 7 | Ruby NISBET | 9 | Grantham | 55.00 |
| 5 | 6 | Juliette KIM | 9 | Grantham | 1:00.00 |
| 6 | 4 | Matilda MCDONNELL | 11 | Grantham | 1:01.86 |
| 7 | 2 | Isobel DELDERFIELD | 10 | Co Lincoln P | 1:06.54 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 9 | Hollie-Ann CROOK | 9 | Grantham | 49.53 |
| 2 | 11 | Susannah POLL | 11 | South Lincs | 46.13 |
| 3 | 13 | Isabelle CLAYTON | 11 | Grantham | 45.12 |
| 4 | 15 | Sophie BOLTON | 12 | South Lincs | 44.89 |
| 5 | 14 | Ellie ROSE | 14 | Grantham | 45.00 |
| 6 | 12 | Ava-Grace GREGORY | 11 | Grantham | 45.12 |
| 7 | 10 | Janna SCHUERCH | 13 | Co Lincoln P | 49.43 |
| 8 | 8 | Eliza MULHOLLAND | 12 | Lincoln TSA | 50.00 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 17 | Sophie PERKINS | 12 | Deepings | 43.73 |
| 2 | 19 | Eden DYSON | 12 | Grantham | 42.80 |
| 3 | 21 | Lexie SHEWAN | 13 | Grantham | 41.13 |
| 4 | 23 | Isabella CIUBERKYTE | 12 | South Lincs | 40.20 |
| 5 | 22 | Lucy JENKINSON | 12 | Deepings | 40.38 |
| 6 | 20 | Annabel SHEPHERD | 11 | Deepings | 42.24 |
| 7 | 18 | Emily PENNELL | 13 | Co Lincoln P | 42.90 |
| 8 | 16 | Macy BUNDOCK | 13 | Deepings | 44.52 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 25 | Lucy ABBOTT | 12 | Grantham | 38.72 |
| 2 | 27 | Elizabeth LERESCHE HAN | 12 | Grantham | 37.10 |
| 3 | 29 | Ava MACKFALL | 13 | Lincoln Vulc | 36.67 |
| 4 | 31 | Grace HOWITT | 15 | Grantham | 36.58 |
| 5 | 30 | Juliette KING | 12 | Grantham | 36.63 |
| 6 | 28 | Jessica BARGH | 14 | Co Lincoln P | 36.94 |
| 7 | 26 | Isla SCOTT | 13 | Lincoln Vulc | 37.22 |
| 8 | 24 | Sophia SHACKLESTON | 13 | South Lincs | 40.18 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 33 | Pela TIAN-WRIGHT | 13 | South Lincs | 36.22 |
| 2 | 35 | Erin Maia SIGGEE | 15 | South Lincs | 35.77 |
| 3 | 37 | Amy TAYLOR | 12 | Grantham | 35.48 |
| 4 | 39 | Zara DIXON | 16 | Co Lincoln P | 34.65 |
| 5 | 38 | Sascha NEL | 13 | Grantham | 35.00 |
| 6 | 36 | Eleanor TWINLEY | 13 | Deepings | 35.73 |
| 7 | 34 | Edda SCHUERCH | 44 | Co Lincoln P | 35.92 |
| 8 | 32 | Isabella VINTER | 18 | Co Lincoln P | 36.30 |
| Heat Number - 6 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 41 | Emma ARTHUR | 15 | Co Lincoln P | 33.65 |
| 2 | 44 | Sophie MARSHALL | 18 | Co Lincoln P | 32.75 |
| 3 | 46 | Ellena HOWITT | 12 | Grantham | 32.50 |
| 4 | 48 | Casey CLEAVER | 17 | Co Lincoln P | 30.63 |
| 5 | 47 | Nadia ROGAS | 15 | Co Lincoln P | 32.14 |
| 6 | 45 | Liv SPENCER | 17 | Lincoln Vulc | 32.52 |
| 7 | 43 | Lea HILAROWICZ | 15 | Co Lincoln P | 33.38 |
| 8 | 40 | Darcey WOOD | 12 | Grantham | 33.81 |