| 29. Round | 30/04/2021 | Cardiff Metropolitan | - | Aberystwyth Town | 5:1 | ||||
| 30. Round | 04/05/2021 | Newtown AFC | - | Cardiff Metropolitan | 2:3 | ||||
| 31. Round | 08/05/2021 | Cardiff Metropolitan | - | Cefn Druids | 6:0 | ||||
| 32. Round | 15/05/2021 | Cardiff Metropolitan | - | Flint Town United | 2:1 |
England