| B Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Matthew Rogers | 24 | Bromley | 1:03.20 |
| 2 | 2 | Oliver Jones | 19 | Poole | 1:03.08 |
| 3 | 3 | Elliot Woodburn | 19 | Millfield | 1:02.82 |
| 4 | 4 | George Smith | 20 | UniOfStirl | 1:02.42 |
| 5 | 5 | William Ryley | 26 | Co Cardiff | 1:02.50 |
| 6 | 6 | Alexander Casey | 20 | Lboro Uni | 1:02.90 |
| 7 | 7 | Harvey Freeman | 20 | Lboro Uni | 1:03.08 |
| 8 | 8 | Oscar Bilbao | 18 | Repton | 1:03.23 |