EVENT 14 Open/Male 100m Backstroke - Heats
| Heat Number - 1 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 2 | 1 | Aiden STALLEY | 13 | Weymouth | 2:19.84 |
| 3 | 3 | Julien GBUREK | 14 | Weymouth | 2:02.81 |
| 4 | 2 | Daniel BEATON | 14 | Seagulls SC | 2:03.84 |
| Heat Number - 2 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 4 | Franco HOWLETT | 15 | West Dorset | 1:58.28 |
| 2 | 6 | Harry MORGAN | 13 | S Bournem'th | 1:47.34 |
| 3 | 8 | William BIRD | 13 | Poole | 1:42.06 |
| 4 | 7 | Stanley WEIGHELL | 15 | Seagulls SC | 1:45.21 |
| 5 | 5 | Oscar MACHTYLSKI | 15 | Poole | 1:52.23 |
| Heat Number - 3 |
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 10 | Micah LIVELY | 14 | Weymouth | 1:39.28 |
| 2 | 12 | George WILSON | 12 | West Dorset | 1:29.90 |
| 3 | 14 | Teddy KEEP | 12 | Poole | 1:27.96 |
| 4 | 13 | Charlie GREEN | 12 | S Bournem'th | 1:28.32 |
| 5 | 11 | Reece EMERY | 12 | Blandford | 1:30.64 |
| 6 | 9 | Joseph RUDD | 13 | Weymouth | 1:40.36 |