| 18. Round | 20/09/2020 | Rosenborg BK | - | FK Haugesund | 2:1 |  |
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| 20. Round | 04/10/2020 | Rosenborg BK | - | Odds BK | 4:1 | ||||
| 21. Round | 18/10/2020 | Kristiansund BK | - | Rosenborg BK | 0:0 | ||||
| 22. Round | 25/10/2020 | Sarpsborg 08 | - | Rosenborg BK | 1:2 | ||||
| 23. Round | 01/11/2020 | Rosenborg BK | - | IK Start | 1:0 | ||||
| 24. Round | 08/11/2020 | Viking FK | - | Rosenborg BK | 3:0 | ||||
| 25. Round | 24/11/2020 | Rosenborg BK | - | SK Brann | 2:3 |  |
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| 26. Round | 29/11/2020 | FK Bodø/Glimt | - | Rosenborg BK | 5:1 | ||||
| 29. Round | 10/12/2020 | Rosenborg BK | - | Mjøndalen IF | 1:0 | ||||
| 30. Round | 22/12/2020 | Sandefjord Fotball | - | Rosenborg BK | 0:0 |
Iceland