EVENT 107 Boys 09 Yrs/Over 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 3 | 1 | Jake THAIN | 9 | Skegness | 2:54.29 |
| 4 | 2 | Benjamin GODDARD | 10 | Grantham | 2:05.61 |
| 5 | 3 | Henry DOLAN | 9 | Grantham | 2:05.00 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 4 | Dylan MACKIE | 11 | March | 2:00.33 |
| 2 | 6 | Leo BARNETT | 11 | Grantham | 1:55.00 |
| 3 | 7 | Noah STATON | 9 | March | 1:54.18 |
| 4 | 8 | Henry WILLERTON | 9 | Boston | 1:52.08 |
| 5 | 9 | Barnaby DURANT | 9 | Grantham | 1:49.83 |
| 6 | 10 | George LEONARD | 10 | Grantham | 1:47.18 |
| 7 | 11 | Oscar CHEN-REES | 10 | Grantham | 1:46.16 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 12 | Thomas KINNEAR | 12 | Grantham | 1:45.00 |
| 2 | 13 | George BAKER | 10 | March | 1:44.59 |
| 3 | 14 | Elliot GLEAVE | 10 | Grantham | 1:41.45 |
| 4 | 15 | Alfie HAIGH | 14 | Grantham | 1:39.73 |
| 5 | 16 | Thomas HILLSON | 10 | Grantham | 1:38.73 |
| 6 | 17 | Matt HALL | 12 | March | 1:36.25 |
| 7 | 18 | Joshua CAMMACK | 12 | Gainsborough | 1:34.70 |
| 8 | 19 | Fabian KOLASA | 12 | Grantham | 1:31.30 |
| Heat Number - 4 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 20 | Samuel BAKER | 13 | March | 1:30.20 |
| 2 | 21 | Joel SADLER | 12 | Grantham | 1:29.60 |
| 3 | 22 | Oscar DURANT | 12 | Grantham | 1:27.68 |
| 4 | 24 | Taylor ATKINSON | 14 | Gainsborough | 1:25.14 |
| 5 | 25 | Luca HALLAM | 11 | Grantham | 1:23.98 |
| 6 | 26 | Ant HALL | 14 | March | 1:22.36 |
| 7 | 27 | Ben CARLYLE | 13 | Grantham | 1:22.18 |
| 8 | 28 | Alfie BLADES | 12 | Gainsborough | 1:21.40 |
| Heat Number - 5 |
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 30 | James THOMAS | 13 | Gainsborough | 1:17.73 |
| 2 | 32 | Zach HOPKINSON | 14 | Grantham | 1:12.32 |
| 3 | 35 | Jude STATON | 14 | March | 1:06.39 |
| 4 | 37 | Owen HATHWAY | 16 | Grantham | 1:02.68 |
| 5 | 36 | Jacob FISH | 13 | Grantham | 1:05.60 |
| 6 | 34 | Daniel DEGNAN | 14 | Grantham | 1:06.55 |
| 7 | 31 | Luke DAYBELL | 13 | Grantham | 1:13.38 |
| 8 | 29 | Riley-Lee BURFORD | 15 | Boston | 1:19.13 |