| 13. Round | 26/12/1965 | USV Elinkwijk | - | Feijenoord | 1:3 |  |
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| 14. Round | 09/01/1966 | Feijenoord | - | AFC Ajax | 1:1 | ||||
| 15. Round | 30/01/1966 | MVV | - | Feijenoord | 0:2 | |
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| 16. Round | 06/02/1966 | PSV Eindhoven | - | Feijenoord | 1:3 | ||||
| 17. Round | 27/02/1966 | Feijenoord | - | Telstar | 2:1 | |
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| 18. Round | 06/03/1966 | Go Ahead | - | Feijenoord | 1:2 | ||||
| 19. Round | 13/03/1966 | Feijenoord | - | AVC Heracles | 5:2 | |
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| 20. Round | 20/03/1966 | RC&FC Sparta | - | Feijenoord | 0:2 | |
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| 21. Round | 27/03/1966 | Feijenoord | - | DWS Amsterdam | 1:0 | ||||
| 22. Round | 03/04/1966 | Fortuna '54 | - | Feijenoord | 1:1 | |
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| 23. Round | 09/04/1966 | Feijenoord | - | ADO | 3:1 | |
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| 24. Round | 11/04/1966 | GVAV Groningen | - | Feijenoord | 2:1 | ||||
| 25. Round | 24/04/1966 | Feijenoord | - | Willem II | 6:1 | |
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| 26. Round | 01/05/1966 | FC Twente '65 | - | Feijenoord | 1:3 | |
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| 27. Round | 08/05/1966 | Feijenoord | - | DOS Utrecht | 4:1 | |
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| 28. Round | 15/05/1966 | Feijenoord | - | USV Elinkwijk | 0:1 | ||||
| 29. Round | 18/05/1966 | AFC Ajax | - | Feijenoord | 2:0 | ||||
| 30. Round | 22/05/1966 | Feijenoord | - | MVV | 2:1 |
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