| 2. Jornada | 24.02.2023 | Galway United | - | Treaty United | 1:0 | ||||
| 3. Jornada | 03.03.2023 | Kerry FC | - | Treaty United | 1:1 | ||||
| 4. Jornada | 10.03.2023 | Treaty United | - | Cobh Ramblers | 0:3 | ||||
| 5. Jornada | 17.03.2023 | Athlone Town | - | Treaty United | 2:2 |  |
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| 7. Jornada | 31.03.2023 | Wexford FC | - | Treaty United | 1:1 | ||||
| 8. Jornada | 07.04.2023 | Treaty United | - | Longford Town | 3:2 | ||||
| 9. Jornada | 14.04.2023 | Finn Harps | - | Treaty United | 2:0 | ||||
| 10. Jornada | 21.04.2023 | Cobh Ramblers | - | Treaty United | 1:1 | ||||
| 6. Jornada | 24.04.2023 | Treaty United | - | Waterford FC | 1:4 | ||||
| 11. Jornada | 28.04.2023 | Treaty United | - | Kerry FC | 4:0 | ||||
| 12. Jornada | 01.05.2023 | Bray Wanderers | - | Treaty United | 0:3 | |
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| 13. Jornada | 05.05.2023 | Treaty United | - | Athlone Town | 2:1 | ||||
| 14. Jornada | 13.05.2023 | Longford Town | - | Treaty United | 0:3 | ||||
| 15. Jornada | 19.05.2023 | Treaty United | - | Galway United | 0:3 | ||||
| 16. Jornada | 26.05.2023 | Treaty United | - | Finn Harps | 0:3 | ||||
| 17. Jornada | 02.06.2023 | Waterford FC | - | Treaty United | 7:0 | ||||
| 18. Jornada | 05.06.2023 | Treaty United | - | Wexford FC | 1:1 | ||||
| 19. Jornada | 09.06.2023 | Treaty United | - | Cobh Ramblers | 0:1 |
Irlanda