| 29. Round | 13/02/2021 | Cardiff City | - | Coventry City | 3:1 | ||||
| 34. Round | 02/03/2021 | Cardiff City | - | Derby County | 4:0 | ||||
| 39. Round | 02/04/2021 | Cardiff City | - | Nottingham Forest | 0:1 | ||||
| 44. Round | 24/04/2021 | Cardiff City | - | Wycombe Wanderers | 2:1 | ||||
| 45. Round | 01/05/2021 | Birmingham City | - | Cardiff City | 0:4 | ||||
| 46. Round | 08/05/2021 | Cardiff City | - | Rotherham United | 1:1 |
Wales