| B Final | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 1 | Oliver Jones | 05 | Poole | 1:03.32 |
| 2 | 2 | Oscar Bilbao | 06 | Repton | 1:03.22 |
| 3 | 3 | Alexander Casey | 04 | Lboro Uni | 1:03.07 |
| 4 | 4 | Kyle Booth | 01 | Co Cardiff | 1:02.77 |
| 5 | 5 | Harvey Freeman | 04 | Lboro Uni | 1:02.99 |
| 6 | 6 | Rhys Taylor | 00 | Lboro Uni | 1:03.21 |
| 7 | 7 | Matthew Rogers | 00 | Bromley | 1:03.23 |
| 8 | 8 | William Ellington | 03 | UniOfStirl | 1:03.35 |