EVENT 211 Female 09 Yrs/Over 100m Butterfly - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Janna SCHUERCH | 13 | Co Lincoln P | 1:56.36 |
| 2 | 3 | Susannah POLL | 11 | South Lincs | 1:49.03 |
| 3 | 5 | Ava-Grace GREGORY | 11 | Grantham | 1:44.70 |
| 4 | 7 | Eleanor TWINLEY | 13 | Deepings | 1:29.07 |
| 5 | 6 | Annabelle JAY | 12 | Grantham | 1:36.70 |
| 6 | 4 | Isabelle CLAYTON | 11 | Grantham | 1:46.91 |
| 7 | 2 | Eliza MULHOLLAND | 12 | Lincoln TSA | 1:50.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 10 | Eleanor BIRINY | 13 | Lincoln Vulc | 1:26.85 |
| 2 | 12 | Elizabeth LERESCHE HAN | 12 | Grantham | 1:24.42 |
| 3 | 14 | Megan LAMB | 14 | Lincoln Vulc | 1:19.47 |
| 4 | 16 | Amy TAYLOR | 12 | Grantham | 1:18.98 |
| 5 | 15 | Zara DIXON | 16 | Co Lincoln P | 1:19.37 |
| 6 | 13 | Emma ARTHUR | 15 | Co Lincoln P | 1:20.65 |
| 7 | 11 | Isla SCOTT | 13 | Lincoln Vulc | 1:25.13 |
| 8 | 8 | Sascha NEL | 13 | Grantham | 1:28.51 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 18 | Charlotte JENKINSON | 13 | Deepings | 1:17.56 |
| 2 | 20 | Ellena HOWITT | 12 | Grantham | 1:15.08 |
| 3 | 22 | Liv SPENCER | 17 | Lincoln Vulc | 1:13.13 |
| 4 | 24 | Corey FARLEY | 15 | Deepings | 1:10.47 |
| 5 | 23 | Harriet DICKERSON | 15 | NottmLeander | 1:12.97 |
| 6 | 21 | Nadia ROGAS | 15 | Co Lincoln P | 1:13.54 |
| 7 | 19 | Sophie MARSHALL | 18 | Co Lincoln P | 1:16.10 |
| 8 | 17 | Amelia BIRD | 13 | Skegness | 1:18.65 |