| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Carel Frederik van Leeuwen | Registered | 1858 | Hoorn | Member register |
| Jan Carel Frederik van Leeuwen | Registered | 1858 | Hoorn | Member register |
| Jan Carel Frederik van Leeuwen | Registered | 1823 | Amsterdam | Population register |
| Jan Carel Frederik van Leeuwen | Deceased | 1866 | Hoorn, Amsterdam | Civil registration deaths |
| Jan Carel Frederik van Leeuwen | Registered | 1828 | Leeuwarden | Population register |
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