| 16. Round | 13/01/2021 | ADO Den Haag | - | VVV-Venlo | 1:4 |  |
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| 17. Round | 16/01/2021 | AZ Alkmaar | - | ADO Den Haag | 2:1 | ||||
| 18. Round | 23/01/2021 | ADO Den Haag | - | FC Emmen | 0:0 | ||||
| 19. Round | 26/01/2021 | FC Groningen | - | ADO Den Haag | 3:0 | ||||
| 20. Round | 31/01/2021 | ADO Den Haag | - | Sparta Rotterdam | 1:1 | |
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| 22. Round | 13/02/2021 | ADO Den Haag | - | PSV Eindhoven | 2:2 | ||||
| 23. Round | 20/02/2021 | Fortuna Sittard | - | ADO Den Haag | 2:0 | ||||
| 24. Round | 27/02/2021 | ADO Den Haag | - | RKC Waalwijk | 0:0 | ||||
| 25. Round | 06/03/2021 | sc Heerenveen | - | ADO Den Haag | 3:0 | ||||
| 26. Round | 13/03/2021 | ADO Den Haag | - | Heracles Almelo | 1:2 | |
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| 27. Round | 21/03/2021 | AFC Ajax | - | ADO Den Haag | 5:0 | ||||
| 28. Round | 04/04/2021 | ADO Den Haag | - | FC Utrecht | 1:4 | ||||
| 29. Round | 09/04/2021 | Vitesse | - | ADO Den Haag | 0:0 | ||||
| 30. Round | 25/04/2021 | ADO Den Haag | - | Fortuna Sittard | 0:3 | ||||
| 31. Round | 02/05/2021 | ADO Den Haag | - | Feyenoord | 3:2 | ||||
| 32. Round | 09/05/2021 | PEC Zwolle | - | ADO Den Haag | 0:1 |
Netherlands