|Current champions||Trethomas Bluebirds|
The Ardal Southern Cup is a football knockout tournament involving teams who play in the tier 3 Ardal South East and South West Leagues, administered by the Football Association of Wales.
The first season of the competition was meant to be the 2020–21 season but the competition was cancelled due to the Coronavirus pandemic. The competition instead started in the 2021–22 season.
|2021–22||Trethomas Bluebirds||1–0||Cardiff Draconians||Alfie Jones||25 May 2022||played at Penydarren B.G.C.|