;
Run With The Wind Sprints Open Meeting (Cardiff International Sports Stadium)
03 June 26
Welsh Athletics U14, U16 & U20 Track & Field Championships 2026 (Deeside Stadium)
06 June 26
Mizuno Swansea Half Marathon 2026 (Swansea City Centre)
07 June 26
Brianne Secondary Schools Cup Match (Carmarthen Athletics Track)
10 June 26
Swansea Bay 5K Series - Race 2 (Swansea Bay Seafront)
10 June 26
Welsh Inter-Regional Track & Field Championships - U14, U16 & U18 (Ron Jones Stadium, Aberdare)
13 June 26
Tonypandy Track Classic 2026 (Tonypandy)
13 June 26
Llangunnor 5K & Children's Fun Run (Llangunnor)
14 June 26
Dyfed Secondary Schools & Colleges Athletics Championships 2026 (Carmarthen Athletics Track)
15 June 26
British Milers Club Endurance Races & South Wales Throws (Ron Jones Stadium, Aberdare)
16 June 26
Dyfed Secondary Schools & Colleges Athletics Championships 2026 (Carmarthen Athletics Track)
18 June 26
West Wales Junior Development League - U12, U14 & U16 - Fixture 2 (Penlan Arena, Brecon)
20 June 26
Dyfed Secondary Schools U14 & U16 NASUWT Cymru Cup & Plate Final 2026 (Carmarthen Athletics Track)
25 June 26
Welsh Athletics Senior & U18 Track & Field Championships 2026 (Cardiff International Sports Stadium)
27 June 26
Welsh Schools & Colleges Track & Field Championships 2026 (Ron Jones Stadium, Aberdare)
04 July 26
Brecon Carreg Porthcawl 10K & 2K (Porthcawl)
05 July 26
Welsh Schools U14 & U16 NASUWT Cymru Cup & Plate Final 2026 (Penlan Arena, Brecon)
08 July 26
Swansea Bay 5K Series - Race 3 (Swansea Bay Seafront)
08 July 26
UK Youth Development League Midland Premier U18 & U20 - Fixture 3 (Gloucester)
12 July 26
SIAB Schools Track & Field International 2026 (Belfast, Ireland)
18 July 26
British Milers Club Endurance Races & South Wales Throws (Ron Jones Stadium, Aberdare)
21 July 26
West Wales Junior Development Open - U12, U14 & U16 - Fixture 3 (Carmarthen Athletics Track)
08 August 26
British Milers Club Endurance Races & South Wales Throws (Ron Jones Stadium, Aberdare)
11 August 26
Actif Tywi Valley Path Half Marathon (Ysgol Bro Dinefwr, Ffairfach)
16 August 26
TROTS St Clears 10K (St Clears Leisure Centre)
23 August 26
Cardiff 10K & 2K 2026 (Cardiff City Centre)
06 September 26
Welsh Athletics & Welsh Schools U14, U16 & U18 Combined Events Championships (Carmarthen Athletics Track)
19 September 26
Admiral Swansea Bay 1K, 3K & 10K 2026 (Swansea Bay)
20 September 26