| 2025 U15 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 100 | 12.62 | w | 2.2 | | 1 | 8 | | | Cardiff | Run With the Wind 3 | 16 Jul 25 |
| 100 | 12.75 | | -0.9 | | 3 | | | | Swansea | Swansea Harriers Evans Family Open Meeting | 9 Aug 25 |
| 100 | 12.8 | | 0.9 | | 3 | 1 | | | Aberdare | South Wales Junior Development Open | 16 Aug 25 |
| 100 | 12.87 | | -0.5 | | 6 | 3 | | | Yeovil | Yeovil August Evening Open | 28 Aug 25 |
| 200 | 25.33 | | 1.8 | | 1 | 6 | | | Cardiff | Run With the Wind 3 | 16 Jul 25 |
| 200 | 25.51 | | -1.6 | | 2 | | | | Swansea | Swansea Harriers Evans Family Open Meeting | 9 Aug 25 |
| 200 | 25.8 | | -2.6 | | 3 | P | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| 300 | 40.40 | | | | 3 | | | | Carmarthen | Inter Regional Track & Field Championships | 12 Jul 25 |
| 300 | 41.33 | | | | 2 | 1 | | | Worcester | Worcester AC Open Meeting | 26 Apr 25 |
| 300 | 41.47 | | | | 3 | 2 | | | Cardiff | Run With the Wind inc Para Events 1 - Open Graded Meeting | 21 May 25 |
| 300 | 41.62 | | | | 1 | | | | Swansea | Swansea Harriers Neal Merry Open Meeting | 5 Apr 25 |
| 300 | 42.11 | | | | 2 | | | | Aberdare | South and East Wales Regional Athletics Championships | 10 May 25 |
| 300 | 42.60 | | | | 3 | | | | Cardiff | Run With the Wind inc Para Events 1 - Open Graded Meeting | 4 Jun 25 |
| 300 | 43.33 | | | | 3 | h1 | | | Swansea | Welsh U13 / U15 / U20 Track & Field Championships | 14 Jun 25 |
| 300 | 45.03 | | | | 7 | | | | Swansea | Welsh U13 / U15 / U20 Track & Field Championships | 14 Jun 25 |
| 400 | 56.79 | | | | 1 | 2 | | | Yeovil | Yeovil August Evening Open | 28 Aug 25 |
| 800 | 2:17.56 | | | | 3 | 2 | | | Swansea | Swansea Harriers Neal Merry Open Meeting | 5 Apr 25 |
| 800 | 2:18.14 | i | | | 2 | h1 | | | Cardiff | Welsh U13/U15/U20 Championships | 2 Feb 25 |
| 800 | 2:18.60 | | | | 4 | D | | | Aberdare | BMC Regional Races | 3 Jun 25 |
| 800 | 2:19.25 | | | | 1 | P | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| 800 | 2:19.98 | | | | 2 | B | | | Swansea | UK Youth Development League Lower - Midland Premier SW | 1 Jun 25 |
| 800 | 2:20.2 | | | | 1 | | | | Aberdare | South Wales Junior Development Open | 16 Aug 25 |
| 800 | 2:21.01 | i | | | 3 | | | | Cardiff | Welsh U13/U15/U20 Championships | 2 Feb 25 |
| 800 | 2:21.7 | | | | 2 | B | | | Gloucester | UK Youth Development League Lower - Midland Premier SW - no hammer/discus | 3 May 25 |
| 800 | 2:21.84 | | | | 2 | B | | | Swindon | UK Youth Development League Lower - Midland Premier SW | 20 Jul 25 |
| 800 | 2:25.50 | i | | | 1 | 3 | | | Cardiff | Welsh Athletics Junior Open Day 2 | 5 Jan 25 |
| 1500 | 5:02.4 | | | | 4 | 1 | | | Hereford | Welsh U11 U13 U15 League South & East Division - SPRINT EVENTS NOT ELIGIBLE FOR INCLUSION | 18 May 25 |
| 80HU15M | 15.39 | | | | 5 | P | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| LJ | 4.99 | | | | 3 | | | | Aberdare | Welsh U11 U13 U15 League South & East Division (FIELD EVENTS ONLY ELIGIBLE FOR INCLUSION) | 13 Apr 25 |
| LJ | 4.94 | | | | 3 | A | | | Swansea | UK Youth Development League Lower - Midland Premier SW | 1 Jun 25 |
| LJ | 4.87 | | | | 3 | | | | Hereford | Welsh U11 U13 U15 League South & East Division - SPRINT EVENTS NOT ELIGIBLE FOR INCLUSION | 18 May 25 |
| LJ | 4.85 | | | | 3 | | | | Aberdare | South Wales Junior Development Open | 16 Aug 25 |
| LJ | 4.83 | | | | 6 | | | | Worcester | Worcester AC Open Meeting | 26 Apr 25 |
| LJ | 4.83 | | | | 1 | B | | | Gloucester | UK Youth Development League Lower - Midland Premier SW - no hammer/discus | 3 May 25 |
| LJ | 4.77 | | -1.9 | | 2 | 2 | | | Swansea | Swansea Harriers Evans Family Open Meeting | 9 Aug 25 |
| LJ | 4.69 | | | | 1 | B | | | Swindon | UK Youth Development League Lower - Midland Premier SW | 20 Jul 25 |
| LJ | 4.68 | | -0.5 | | 5 | P | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| LJ | 4.54 | | 0.7 | | 6 | | | | Swansea | Welsh U13 / U15 / U20 Track & Field Championships | 14 Jun 25 |
| SP4K | 5.66 | | | | 6 | P | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| PenU15MNS | 1938 | | | | 4 | | | | Swansea | Welsh Athletics and Welsh Schools Combined Events Championships | 26 Jul 25 |
| 2.7KXC | 9:22 | | | | 32 | | | 13 | Pontcanna Fields | Cardiff & the Vale of Glamorgan Schools Boys League | 30 Sep 25 |
| 3.09KXC | 10:15 | | | | 25 | R4 | 25 | 25 | Brecon | Welsh Schools Inter School Championships | 22 Oct 25 |
| 3.1KXC | 13:53 | | | | 30 | | | | Margam Park | The John H Collins Gwent League | 8 Feb 25 |
| 3.2KL | 12:25 | | | | 12 | L01 | | | Parc Bryn Bach | Welsh National Young Athletes Relays | 20 Sep 25 |
| 3.25KXC | NT | | | | 28 | | | | Brecon (Penlan) | The John H Collins Gwent League | 2 Mar 25 |
| 3.6KXC | 12:54 | | | | 24 | R1 | | 14 | Barry | Cardiff & the Vale of Glamorgan Schools Boys League | 7 Oct 25 |
| 4KXC | 16:28 | | | | 253 | | | | Wollaton Park | CAU Inter County Championships (inc British Athletics Cross Challenge) | 8 Mar 25 |
| 4.08KXC | 17:06 | | | | 27 | | | | Pembrey | Welsh National Championships | 25 Jan 25 |
| 4.1KXC | 16:12 | | | | 7 | | | 5 | Barry | Cardiff & the Vale of Glamorgan Schools Boys Championships | 14 Jan 25 |
| 4.5KXC | 15:23 | | | | 42 | | | | Brecon | Welsh Schools National Championships | 19 Feb 25 |
| 2024 U15 Cardiff |
| Event | Perf | | | | Pos | | | | Venue | Meeting | Date |
| 300 | 46.46 | | | | 7 | h4 | | | Cardiff | Cardiff & the Vale of Glamorgan Schools Under 15 Boys Championships | 16 May 24 |
| 800 | 2:25.47 | | | | 6 | A | | | Cardiff | Cardiff & the Vale of Glamorgan Schools under 14 & under 16 Cup Finals | 27 Jun 24 |
| 1500 | 5:17.49 | | | | 2 | P | | | Brecon | NASUWT Cymru Cup & Plate Final | 10 Jul 24 |
| 1500W | 10:16.53 | | | | 10 | | | | Cardiff | Cardiff & the Vale of Glamorgan Schools Under 15 Boys Championships | 16 May 24 |
| LJ | 4.67 | | | | 3 | A | | | Cardiff | Cardiff & the Vale of Glamorgan Schools under 14 & under 16 Cup Finals | 27 Jun 24 |
| LJ | 4.59 | | | | 3 | P | | | Brecon | NASUWT Cymru Cup & Plate Final | 10 Jul 24 |
| 2.35KXC | 8:35 | | | | 13 | | | 10 | Pontcanna Fields | Cardiff & the Vale of Glamorgan Schools Boys League | 1 Oct 24 |
| 3.2KXC | 12:35 | | | | 72 | | | | Cardiff | British Athletics Cross Challenge (inc John H Collins Gwent League) | 9 Nov 24 |
| 3.65KXC | 14:18 | | | | 41 | | | | Pembrey Country Park | The John H Collins Gwent League | 12 Oct 24 |
| 3.8KXC | 14:44 | | | | 33 | | | | Blaise Castle | The John H Collins Gwent League | 30 Nov 24 |
| 3.82KXC | 13:54 | | | | 32 | | | | Newtown | Welsh Inter-Regional Championships | 16 Nov 24 |