| 2. Journée | 26.03.2021 | Waterford FC | - | Sligo Rovers | 1:2 |  |
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| 3. Journée | 03.04.2021 | Derry City | - | Waterford FC | 1:2 | ||||
| 12. Journée | 21.05.2021 | Waterford FC | - | Derry City | 0:1 | ||||
| 13. Journée | 24.05.2021 | Waterford FC | - | Finn Harps | 1:2 | ||||
| 14. Journée | 29.05.2021 | Bohemian FC | - | Waterford FC | 3:0 |  |
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| 15. Journée | 11.06.2021 | Dundalk FC | - | Waterford FC | 1:3 | |
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| 17. Journée | 21.06.2021 | Longford Town | - | Waterford FC | 1:2 | ||||
| 19. Journée | 02.07.2021 | Derry City | - | Waterford FC | 2:0 | ||||
| 20. Journée | 09.07.2021 | Finn Harps | - | Waterford FC | 0:1 | ||||
| 21. Journée | 18.07.2021 | Waterford FC | - | Sligo Rovers | 1:0 | |
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| 22. Journée | 30.07.2021 | Drogheda United | - | Waterford FC | 1:2 | ||||
| 24. Journée | 13.08.2021 | St Patrick's Athletic | - | Waterford FC | 2:1 | ||||
| 25. Journée | 20.08.2021 | Waterford FC | - | Longford Town | 4:1 | |
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| 26. Journée | 03.09.2021 | Waterford FC | - | Dundalk FC | 1:1 |
Irlande