| |
| 400 SM |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 49.35 | i | Paul Bennett | SB | U23 | M | 19 | 11.12.92 | Matt Elias | Swansea/UWIC | 49.35 | 48.93 |  |
| 2 | 49.41 | i | Anthony Young | | U23 | M | 19 | 14.09.92 | John Macdonald | Pitreavie/Kingdom Athletics | 48.22 | 48.22 | |
| 3 | 51.69 | i | Michael Haslett | | U23 | M | 22 | 22.01.90 | | Manx/UWIC/Cardiff | 50.57 | 50.57 | |
| 400 SM ns |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 50.83 | i | Matthew Antoniazzi | SB | U20 | M | 17 | 21.12.94 | James Thie | Cwmbran | 50.27 | 50.27 | |
| 2 | 51.23 | i | Jonathan Hobbs | PB | U20 | M | 17 | 26.10.94 | Helen Patricia James | Cardiff | 51.07 | 51.07 | |
| 3 | 55.09 | i | Ryan Cooper | | U17 | M | 15 | 30.03.96 | Helen Patricia James | Cardiff | 52.44 | 51.54 | |
| 400 U20W |
| Pos | Perf | | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 56.11 | i | Diane Ramsay | PB | U20 | W | 18 | 15.02.93 | Rodger Harkins | Victoria Park City of Glasgow/Strathclyde Uni/Team | 54.95 | 54.58 | |
| 2 | 56.64 | i | Megan Rogers | SB | U20 | W | 18 | 25.05.93 | Darrell Maynard | Wrexham/UWIC/Swansea/North Wales | 56.13 | 55.9 | |
| 3 | 57.05 | i | Hayley McLean | PB | U20 | W | 17 | 09.09.94 | Steve Mitchell | Chelmsford | 56.78 | 55.19 | |
| 4 | 58.77 | i | Chloe Jones | | U20 | W | 18 | 24.11.93 | Glyn Davies | Wrexham | 56.71 | 56.71 | |