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| DT1.5K U17M |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 34.56 | Matteo Holmes | | U17 | M | 16 | 03.01.96 | John Davies | Cardiff | 38.66 | 38.66 |  |
| 2 | 27.39 | Harri Dowell-Bennett | | U17 | M | | | | Cardiff & The Vale Schs | 31.15 | 31.15 | |
| 3 | 27.15 | Matthew Marley | PB | U17 | M | | | | Cardiff & The Vale Schs | 27.15 | 27.15 | |
| 4 | 26.15 | Rory Bartle | PB | U17 | M | | | | Cardiff & The Vale Schs | 26.15 | 26.15 | |
| 5 | 25.67 | Adrian Lawrence | PB | U17 | M | 16 | 18.02.96 | Sean Power | Cardiff | 25.67 | 25.67 | |
| 6 | 25.13 | John Burns | PB | U17 | M | | | | Cardiff & The Vale Schs | 25.13 | 25.13 | |
| 7 | 23.61 | Alex Lane | | U17 | M | | | | C&V Sch | | | |
| 8 | 22.77 | Tom Bellamy | | U17 | M | | | | C&V Sch | | | |
| 9 | 22.59 | Jon Davies | | U17 | M | | | | C&V Sch | | | |
| 10 | 22.19 | Nigel Lucero | PB | U17 | M | | | | Cardiff & The Vale Schs | 22.19 | 22.19 | |
| 11 | 22.04 | Daniel James Allen | PB | U17 | M | | | | Cardiff | 22.04 | 22.04 | |
| 12 | 22.00 | George Connolly | PB | U17 | M | | | | Cardiff & The Vale Schs | 22.00 | 22.00 | |
| 13 | 21.83 | Nico Wilson | | U17 | M | | | | C&V Sch | | | |
| 14 | 21.11 | Hugo Billington | PB | U17 | M | | | | Cardiff & The Vale Schs | 21.11 | 21.11 | |
| 15 | 20.97 | Andrew Wilkinson | | U17 | M | | | | C&V Sch | | | |
| 16 | 20.95 | Robert Rees | | U17 | M | | | | C&V Sch | | | |
| 17 | 20.46 | Spencer Ward-Harry | | U17 | M | | | | C&V Sch | | | |
| 18 | 20.04 | Robert Tucker | SB | U17 | M | | | | Cardiff & The Vale Schs | 20.04 | 20.80 | |
| 19 | 20.01 | Kamran Jokarzadeh | | U17 | M | | | | C&V Sch | | | |
| 20 | 20.00 | Matthew Jones | | U17 | M | | | | C&V Sch | | | |
| 21 | 18.96 | Freddie Dooey | | U17 | M | | | | C&V Sch | | | |
| 22 | 18.79 | Ben Owen | PB | U17 | M | 15 | 28.02.97 | | Cardiff | 18.79 | 18.79 | |
| 23 | 18.06 | Bakthior Hussan | PB | U17 | M | | | | Cardiff & The Vale Schs | 18.06 | 18.06 | |
| 24 | 17.28 | Tom Higgins | | U17 | M | | | | C&V Sch | | | |
| 25 | 16.91 | Ryan Thomas | | U17 | M | | | | C&V Sch | | | |
| 26 | 16.52 | Ben Bason | | U17 | M | | | | C&V Sch | | | |
| 30 | 16.28 | Mohamad Waheedi | | U17 | M | | | | C&V Sch | | | |
| 27 | 14.98 | Llyr Roberts | | U17 | M | | | | C&V Sch | | | |
| 28 | 14.50 | Alex Vickery | | U17 | M | | | | C&V Sch | | | |
| 29 | 13.87 | Jack Niblett | | U17 | M | | | | C&V Sch | | | |
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