| 2. Ronde | 03.04.2021 | Cobh Ramblers | - | UC Dublin | 0:4 | ||||
| 3. Ronde | 09.04.2021 | UC Dublin | - | Bray Wanderers | 0:0 | ||||
| 4. Ronde | 16.04.2021 | UC Dublin | - | Cabinteely FC | 4:1 | ||||
| 5. Ronde | 23.04.2021 | Galway United | - | UC Dublin | 2:2 | ||||
| 6. Ronde | 30.04.2021 | Wexford FC | - | UC Dublin | 0:6 | ||||
| 7. Ronde | 07.05.2021 | UC Dublin | - | Treaty United | 3:2 | ||||
| 8. Ronde | 14.05.2021 | UC Dublin | - | Cork City | 0:0 | ||||
| 10. Ronde | 28.05.2021 | Athlone Town | - | UC Dublin | 2:3 | ||||
| 11. Ronde | 11.06.2021 | UC Dublin | - | Cobh Ramblers | 1:2 | ||||
| 14. Ronde | 02.07.2021 | UC Dublin | - | Galway United | 0:2 | ||||
| 15. Ronde | 09.07.2021 | UC Dublin | - | Wexford FC | 2:1 | ||||
| 18. Ronde | 06.08.2021 | UC Dublin | - | Shelbourne FC | 0:0 |  |
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| 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 | ||||
| 24. Ronde | 01.10.2021 | Wexford FC | - | UC Dublin | 2:1 | ||||
| 25. Ronde | 22.10.2021 | UC Dublin | - | Treaty United | 2:1 | ||||
| 27. Ronde | 29.10.2021 | Shelbourne FC | - | UC Dublin | 1:1 |
Ierland