| 1. Round | 25/07/2021 | Nykøbing FC | - | Lyngby BK | 1:2 | ||||
| 2. Round | 30/07/2021 | Jammerbugt FC | - | Lyngby BK | 1:2 |  |
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| 3. Round | 07/08/2021 | Lyngby BK | - | Esbjerg fB | 5:0 | ||||
| 4. Round | 14/08/2021 | Hobro IK | - | Lyngby BK | 1:4 |  |
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| 5. Round | 18/08/2021 | Lyngby BK | - | Fremad Amager | 4:2 | ||||
| 6. Round | 21/08/2021 | FC Helsingør | - | Lyngby BK | 3:3 | |
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| 7. Round | 29/08/2021 | Lyngby BK | - | AC Horsens | 1:2 | ||||
| 9. Round | 17/09/2021 | Lyngby BK | - | HB Køge | 1:1 | ||||
| 10. Round | 25/09/2021 | Lyngby BK | - | Hvidovre IF | 3:1 | ||||
| 11. Round | 01/10/2021 | FC Fredericia | - | Lyngby BK | 0:2 | ||||
| 12. Round | 17/10/2021 | Lyngby BK | - | Hobro IK | 1:1 | ||||
| 13. Round | 23/10/2021 | AC Horsens | - | Lyngby BK | 0:1 | |
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| 14. Round | 29/10/2021 | Lyngby BK | - | FC Helsingør | 0:0 | ||||
| 8. Round | 03/11/2021 | Vendsyssel FF | - | Lyngby BK | 1:1 | |
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| 15. Round | 06/11/2021 | Hvidovre IF | - | Lyngby BK | 1:0 | |
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| 17. Round | 26/11/2021 | Lyngby BK | - | Jammerbugt FC | 3:0 | ||||
| 18. Round | 04/12/2021 | HB Køge | - | Lyngby BK | 3:3 |
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