| Name | Role | Place | Source | |
|---|---|---|---|---|
| Grietje Posthuma de Boer | Bride | 1929 | Amsterdam | Civil registration marriages |
| Grietje Posthuma de Boer | Child | 1905 | Harlingen | Civil registration births |
| Grietje Posthuma de Boer | Registered | 1880 | Population register | |
| Grietje Posthuma de Boer | Registered | Apeldoorn | Population register | |
| Grietje Posthuma de Boer | Mother | 1917 | Exmorra | Civil registration deaths |
| Grietje Posthuma de Boer | Registered | 1905 | Harlingen | Population register |
| Grietje Posthuma de Boer | Registered | 1905 | Harlingen | Population register |
| Grietje Posthuma de Boer | Partner | 1964 | Utrecht | Civil registration deaths |
| Grietje Posthuma de Boer | Registered | 1905 | Witmarsum | Population register |
| Grietje Posthuma de Boer | Registered | 1905 | Harlingen | Population register |
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