| 3. Round | 25/06/2020 | Rosenborg BK | - | FK Bodø/Glimt | 2:3 | ||||
| 4. Round | 28/06/2020 | SK Brann | - | Rosenborg BK | 1:2 |  |
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| 5. Round | 01/07/2020 | Rosenborg BK | - | Vålerenga IF | 1:1 | ||||
| 9. Round | 19/07/2020 | Rosenborg BK | - | Sandefjord Fotball | 2:1 |  |
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| 11. Round | 30/07/2020 | Rosenborg BK | - | Viking FK | 3:0 | |
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| 12. Round | 02/08/2020 | Odds BK | - | Rosenborg BK | 2:1 | |
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| 13. Round | 09/08/2020 | Rosenborg BK | - | Sarpsborg 08 | 5:1 | ||||
| 14. Round | 16/08/2020 | Rosenborg BK | - | Aalesunds FK | 3:2 | ||||
| 15. Round | 22/08/2020 | Mjøndalen IF | - | Rosenborg BK | 0:2 | ||||
| 16. Round | 30/08/2020 | Rosenborg BK | - | Stabæk IF | 2:2 | ||||
| 17. Round | 13/09/2020 | Strømsgodset IF | - | Rosenborg BK | 3:3 | ||||
| 18. Round | 20/09/2020 | Rosenborg BK | - | FK Haugesund | 2:1 | ||||
| 19. Round | 27/09/2020 | Aalesunds FK | - | Rosenborg BK | 1:2 | ||||
| 22. Round | 25/10/2020 | Sarpsborg 08 | - | Rosenborg BK | 1:2 | ||||
| 28. Round | 07/12/2020 | Vålerenga IF | - | Rosenborg BK | 1:0 | ||||
| 29. Round | 10/12/2020 | Rosenborg BK | - | Mjøndalen IF | 1:0 | ||||
| 27. Round | 13/12/2020 | Rosenborg BK | - | Molde FK | 3:1 | ||||
| 30. Round | 22/12/2020 | Sandefjord Fotball | - | Rosenborg BK | 0:0 |
Norway