| 6. Round | 30/05/2021 | Rosenborg BK | - | Stabæk IF | 4:2 | ||||
| 7. Round | 13/06/2021 | Strømsgodset IF | - | Rosenborg BK | 2:1 | ||||
| 8. Round | 20/06/2021 | Rosenborg BK | - | Sarpsborg 08 | 0:1 | ||||
| 9. Round | 25/06/2021 | Lillestrøm SK | - | Rosenborg BK | 2:0 | ||||
| 10. Round | 30/06/2021 | Rosenborg BK | - | FK Haugesund | 0:0 |  |
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| 11. Round | 04/07/2021 | Odds BK | - | Rosenborg BK | 2:2 | ||||
| 16. Round | 22/08/2021 | Rosenborg BK | - | Odds BK | 5:0 | |
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| 19. Round | 19/09/2021 | Sarpsborg 08 | - | Rosenborg BK | 1:3 | ||||
| 20. Round | 26/09/2021 | Rosenborg BK | - | Mjøndalen IF | 3:1 | ||||
| 21. Round | 03/10/2021 | Kristiansund BK | - | Rosenborg BK | 1:0 |
Sweden