| 4. Round | 05/09/2020 | Næstved BK [Youth] | - | B.93 København [Youth] | 1:3 | ||||
| 5. Round | 12/09/2020 | Nykøbing FC [Youth] | - | Næstved BK [Youth] | 5:1 | ||||
| 7. Round | 26/09/2020 | Hobro IK [Youth] | - | Næstved BK [Youth] | 3:3 |  |
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| 20. Round | 10/04/2021 | Næstved BK [Youth] | - | Nykøbing FC [Youth] | 3:3 | ||||
| 9. Round | 13/04/2021 | SfB-Oure FA [Youth] | - | Næstved BK [Youth] | 3:3 | |
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| 21. Round | 18/04/2021 | Slagelse B&I [Youth] | - | Næstved BK [Youth] | 2:0 | ||||
| 22. Round | 24/04/2021 | Næstved BK [Youth] | - | Hobro IK [Youth] | 1:1 | ||||
| 23. Round | 01/05/2021 | FC Helsingør [Youth] | - | Næstved BK [Youth] | 6:1 | ||||
| 18. Round | 13/05/2021 | Næstved BK [Youth] | - | AB Gladsaxe [Youth] | 2:1 | ||||
| 27. Round | 29/05/2021 | Hvidovre IF [Youth] | - | Næstved BK [Youth] | 1:1 |  |
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| 28. Round | 05/06/2021 | Næstved BK [Youth] | - | Næsby BK [Youth] | 0:2 | ||||
| 29. Round | 09/06/2021 | HB Køge [Youth] | - | Næstved BK [Youth] | 3:1 |
Denmark