| 5. Round | 17/04/2021 | Sligo Rovers | - | Finn Harps | 1:0 | ||||
| 6. Round | 20/04/2021 | Longford Town | - | Finn Harps | 0:0 | ||||
| 7. Round | 23/04/2021 | Finn Harps | - | St Patrick's Athletic | 0:2 | ||||
| 8. Round | 30/04/2021 | Finn Harps | - | Shamrock Rovers | 0:2 | ||||
| 11. Round | 14/05/2021 | Finn Harps | - | Dundalk FC | 1:1 | ||||
| 12. Round | 21/05/2021 | Finn Harps | - | Drogheda United | 0:1 | ||||
| 19. Round | 02/07/2021 | Drogheda United | - | Finn Harps | 3:1 | ||||
| 20. Round | 09/07/2021 | Finn Harps | - | Waterford FC | 0:1 |  |
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| 25. Round | 20/08/2021 | Finn Harps | - | St Patrick's Athletic | 3:1 | ||||
| 28. Round | 24/09/2021 | Bohemian FC | - | Finn Harps | 1:2 | ||||
| 33. Round | 29/10/2021 | Shamrock Rovers | - | Finn Harps | 3:0 |
Ireland