| 20. Journée | 09.07.2021 | Finn Harps | - | Waterford FC | 0:1 | ||||
| 21. Journée | 18.07.2021 | Waterford FC | - | Sligo Rovers | 1:0 | ||||
| 23. Journée | 07.08.2021 | Waterford FC | - | Bohemian FC | 1:0 | ||||
| 24. Journée | 13.08.2021 | St Patrick's Athletic | - | Waterford FC | 2:1 |  |
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| 25. Journée | 20.08.2021 | Waterford FC | - | Longford Town | 4:1 | ||||
| 26. Journée | 03.09.2021 | Waterford FC | - | Dundalk FC | 1:1 | ||||
| 27. Journée | 10.09.2021 | Shamrock Rovers | - | Waterford FC | 2:0 | |
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| 28. Journée | 24.09.2021 | Waterford FC | - | Drogheda United | 1:0 | ||||
| 29. Journée | 02.10.2021 | Sligo Rovers | - | Waterford FC | 1:1 | ||||
| 31. Journée | 15.10.2021 | Waterford FC | - | Finn Harps | 4:1 | ||||
| 32. Journée | 25.10.2021 | Bohemian FC | - | Waterford FC | 1:2 | ||||
| 34. Journée | 05.11.2021 | Waterford FC | - | Shamrock Rovers | 1:3 | ||||
| 35. Journée | 13.11.2021 | Longford Town | - | Waterford FC | 1:1 | ||||
| 36. Journée | 19.11.2021 | Waterford FC | - | St Patrick's Athletic | 0:0 |
Irlande