| Name | Role | Place | Source | |
|---|---|---|---|---|
| Dirk Nieukoop | Witness | 1872 | Drongelen | Civil registration marriages |
| Dirk Nieukoop | Witness | 1862 | Drongelen | Civil registration births |
| Dirk Nieukoop | Father of bride | 1885 | Drongelen | Civil registration marriages |
| Dirk Nieukoop | Father | 1862 | Drongelen | Civil registration births |
| Dirk Nieukoop | Father of bride | 1885 | Drongelen | Civil registration marriages |
| Dirk van Nieukoop | Groom | 1857 | Alkemade | |
| Dirk van Nieukoop | Groom | 1862 | Alkemade | |
| Dirk van Nieukoop | Child | 1829 | Alkemade |
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