Monday 2 May 1921 at Ninian Park (Att 40,000)

Cardiff City (0) 2 (Gill 55 Pagnam 65): Davies, Page, Blair, Keenor, Smith, Hardy, Grimshaw, Gill, Pagnam, Nash, Clark.
Wolves (0) 0: Peers, Woodward, Marshall, Gregory, Hodnett, Riley, Lea, Burrill, Edmonds, Richards, Brooks.

Referee: Mr A Scholey (Sheffield).
Celebration: Bristol City’s loss to Wednesday earlier in the day meant Cardiff City gained promotion to the top division for the first time, in their inaugural Football League season.
Attendance: This was the second highest attendance on record at Ninian Park.
Geography: This is the first time Wolves travel to Wales to play a Football League match.
Position: 14th.