| Name | Role | Place | Source | |
|---|---|---|---|---|
| Derk Roelfs Modderman | Deceased | 1919 | Usquert | Civil registration deaths |
| Derk Roelfs Modderman | Father | 1917 | Uithuizen | Civil registration deaths |
| Derk Roelfs Modderman | Father of groom | 1885 | Uithuizen | Civil registration marriages |
| Derk Roelfs Modderman | Groom | 1854 | Usquert | Civil registration marriages |
| Derk Roelfs Modderman | Father of bride | 1899 | Usquert | Civil registration marriages |
| Derk Roelfs Modderman | Father | 1856 | Usquert | Civil registration births |
| Derk Roelfs Modderman | Deceased | 1821 | Winsum | Civil registration deaths |
| Derk Roelfs Modderman | Father | 1854 | Warffum | Civil registration births |
| Derk Roelfs Modderman | Father | 1930 | Usquert | Civil registration deaths |
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