| 16. Ronde | 16.07.2021 | Treaty United | - | UC Dublin | 2:1 | ||||
| 17. Ronde | 30.07.2021 | Athlone Town | - | Treaty United | 1:4 | ||||
| 18. Ronde | 06.08.2021 | Treaty United | - | Cabinteely FC | 1:4 |  |
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| 19. Ronde | 13.08.2021 | Bray Wanderers | - | Treaty United | 1:0 | ||||
| 20. Ronde | 20.08.2021 | Treaty United | - | Wexford FC | 1:1 | ||||
| 21. Ronde | 03.09.2021 | Treaty United | - | Cobh Ramblers | 3:0 | ||||
| 22. Ronde | 10.09.2021 | Galway United | - | Treaty United | 0:0 | ||||
| 23. Ronde | 24.09.2021 | Treaty United | - | Cork City | 0:0 | ||||
| 24. Ronde | 01.10.2021 | Shelbourne FC | - | Treaty United | 1:0 | ||||
| 26. Ronde | 15.10.2021 | Treaty United | - | Athlone Town | 1:1 | ||||
| 25. Ronde | 22.10.2021 | UC Dublin | - | Treaty United | 2:1 | ||||
| 27. Ronde | 29.10.2021 | Cabinteely FC | - | Treaty United | 0:2 |
Ierland