| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Frederik Oltvoort | Militie, landstorm of landweer geregistreerde | Lochem | Militie, landstorm en landweer | |
| Jan Frederik Oltvoort | Militie, landstorm of landweer geregistreerde | Lochem | Militie, landstorm en landweer | |
| Jan Frederik Oltvoort | Registered | 's-Gravenhage, Lochem | Individual Files | |
| Jan Frederik Oltvoort | Registered | Lochem | Population register | |
| Jan Frederik Oltvoort | Registered | Lochem | Population register | |
| Jan Frederik Oltvoort | Registered | Lochem | Population register | |
| Jan Frederik Oltvoort | Child | 1895 | Laren | Civil registration births |
| Jan Frederik Oltvoort | Deceased | 1920 | Laren | Civil registration deaths |
| Jan Frederik Oltvoort | Deceased | 1948 | Mataram | Civil registration deaths |
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