| Name | Role | Place | Source | |
|---|---|---|---|---|
| Zadok Colthof | Child | 1897 | Opsterland | Civil registration births |
| Zadok Colthof | Registered | 1897 | Meppel | Population register |
| Zadok Colthof | Registered | 1910 | Gorredijk | Population register |
| Zadok Colthof | Registered | 1910 | Gorredijk | Population register |
| Zadok Colthof | Groom | 1929 | Zwolle, Gorredijk | Civil registration marriages |
| Zadok Colthof | Partner | 1944 | Auschwitz | Civil registration deaths |
| Zadok Colthof | Registered | Steenwijk, Gorredijk | Population register | |
| Zadok Colthof | Registered | Steenwijk, Gorredijk | Population register |
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