| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jacob Oprecht | Registered | 1771 | Amsterdam | Notarial records |
| Jacob Oprecht | Registered | 1772 | Amsterdam | Notarial records |
| Jacob Oprecht | Registered | 1771 | Amsterdam | Notarial records |
| Jacob Oprecht | Registered | 1768 | Amsterdam | Notarial records |
| Jacob Oprecht | Registered | 1771 | Amsterdam | Notarial records |
| Jacob Oprecht | Groom | 1757 | Amsterdam | Register of notices of marriage |
| Jacob Oprecht | Buyer | 1767 | Amsterdam | Waivers |
| Jacob Oprecht | Registered | 1776 | Amsterdam | Notarial records |
| Jacob Oprecht | Registered | 1768 | Amsterdam | Notarial records |
| Jacob Oprecht | Witness | 1763 | Amsterdam | Church records baptisms |
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