| Name | Role | Place | Source | |
|---|---|---|---|---|
| Cornelis Jan Heikoop | Registered | 1860 | Population register | |
| Jan Cornelis Heikoop | Registered | 1860 | Population register | |
| Jan Cornelis Heikoop | Deceased | 1851 | Charlois | Civil registration deaths |
| Jan Cornelis Heikoop | Registered | 1850 | Population register | |
| Jan Cornelis Heikoop | Registered | 1850 | Population register | |
| Jan Cornelis Heikoop | Groom | 1940 | Rotterdam, Barendrecht | Civil registration marriages |
| Jan Cornelis Heikoop | Child | 1850 | Charlois | Civil registration births |
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