| 5. Ronde | 23.04.2021 | Galway United | - | UC Dublin | 2:2 | ||||
| 6. Ronde | 30.04.2021 | Wexford FC | - | UC Dublin | 0:6 | ||||
| 9. Ronde | 21.05.2021 | Shelbourne FC | - | UC Dublin | 3:1 | ||||
| 10. Ronde | 28.05.2021 | Athlone Town | - | UC Dublin | 2:3 | ||||
| 11. Ronde | 11.06.2021 | UC Dublin | - | Cobh Ramblers | 1:2 | ||||
| 16. Ronde | 16.07.2021 | Treaty United | - | UC Dublin | 2:1 | ||||
| 19. Ronde | 13.08.2021 | UC Dublin | - | Athlone Town | 6:0 | ||||
| 20. Ronde | 21.08.2021 | Cobh Ramblers | - | UC Dublin | 0:2 | ||||
| 21. Ronde | 03.09.2021 | UC Dublin | - | Bray Wanderers | 4:3 |  |
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| 22. Ronde | 10.09.2021 | UC Dublin | - | Cabinteely FC | 5:2 | ||||
| 23. Ronde | 24.09.2021 | Galway United | - | UC Dublin | 4:1 | ||||
| 24. Ronde | 01.10.2021 | Wexford FC | - | UC Dublin | 2:1 | |
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| 26. Ronde | 15.10.2021 | UC Dublin | - | Cork City | 1:0 | ||||
| 25. Ronde | 22.10.2021 | UC Dublin | - | Treaty United | 2:1 | ||||
| 27. Ronde | 29.10.2021 | Shelbourne FC | - | UC Dublin | 1:1 |
Ierland