In case of any competition changes please keep checking back and the links to organisers websites. Only UK Athletics / Welsh Athletics licenced events are listed.
- 30/07/2021 Olympic Games @ Tokyo, Japan Until 8th August
- 31/07/2021 Welsh Athletics U13, U17 & U20 Track & Field Championships @ Newport Until 1st August
- 07/08/2021 Senior Men & Women National Athletics League @ Yate
- 07/08/2021 England Athletics U17 & U15 Championships @ Manchester Until 8th August
- 11/08/2021 West Wales U13 Championships @ Neath
- 14/08/2021 Welsh Athletics U15 & Senior Track & Field Championships @ Cardiff Until 15th August
- 18/08/2021 Manchester International ENG v SCO v WAL v NIRL v GBJ v BUCS @ Manchester
- 18/08/2021 West Wales U11 Championships @ Carmarthen
- 21/08/2021 Welsh Athletics U11 U13 & U15 Open Meeting @ Swansea
- 21/08/2021 Nottingham 5,000m NG8 4PB
- 26/08/2021 Welsh Athletics Throws Open Meeting @ Carmarthen
- 28/08/2021 Senior Men & Women National Athletics League @ Yate
- 28/08/2021 England Athletics U17 & U15 Combined Events Championships incorporating EAP Seniors @ Manchester Until 29th August
- 28/08/2021 Welsh Inter Regional U13 & U15 Championships North V East V South V West Wales @ Carmarthen
- 02/09/2021 2021 School Games (U17) @ Loughborough Until 5th September
- 04/09/2021 U13 & U15 Youth Development League @ Aberdare
- 05/09/2021 U17 & U20 Youth Development League @ Cardiff
- 07/09/2021 Welsh Athletics Throws Open Meeting 6 @ Aberdare
- 21/09/2021 Welsh Athletics Throws Open Meeting 7 @ Aberdare
- 25/09/2021 British Schools U17 International Wales V England V Scotland V Ireland @ Derby