| 18. Round | 30/01/2021 | Cliftonville FC | - | Glenavon FC | 1:1 | ||||
| 19. Round | 02/02/2021 | Glenavon FC | - | Larne FC | 1:4 | ||||
| 15. Round | 20/02/2021 | Carrick Rangers | - | Glenavon FC | 3:4 | ||||
| 17. Round | 23/02/2021 | Dungannon Swifts | - | Glenavon FC | 1:2 | ||||
| 22. Round | 27/02/2021 | Crusaders FC | - | Glenavon FC | 0:1 | ||||
| 23. Round | 02/03/2021 | Glenavon FC | - | Carrick Rangers | 1:1 | ||||
| 24. Round | 06/03/2021 | Portadown FC | - | Glenavon FC | 4:1 | ||||
| 12. Round | 09/03/2021 | Portadown FC | - | Glenavon FC | 1:2 |  |
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| 31. Round | 13/03/2021 | Cliftonville FC | - | Glenavon FC | 2:1 | ||||
| 16. Round | 16/03/2021 | Glenavon FC | - | Glentoran FC | 2:1 | ||||
| 25. Round | 20/03/2021 | Glentoran FC | - | Glenavon FC | 3:1 | ||||
| 20. Round | 23/03/2021 | Glenavon FC | - | Coleraine FC | 1:1 | ||||
| 26. Round | 27/03/2021 | Glenavon FC | - | Larne FC | 2:2 | ||||
| 29. Round | 06/04/2021 | Glenavon FC | - | Warrenpoint Town | 1:0 | ||||
| 32. Round | 16/04/2021 | Crusaders FC | - | Glenavon FC | 6:1 |
Ireland