| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jacob Cornelisz. de Peper | Registered | 1666 | Dordrecht | Church records marriages |
| Jacob Philipsz de Peper | Groom | 1620 | Leiden, Leyden | |
| Jacob de Peper | Witness | 1645 | Leiden | |
| Jacob de Peper | Witness | 1651 | Leiden | |
| Jacob de Peper | Groom | 1653 | Leiden | |
| Jacob de Peper | Witness | 1653 | Leiden | |
| Jacob de Peper | Groom | Rijnsburg | ||
| Jacob de Peper | Registered | 1641 | Leiden | |
| Jacob de Peper | Groom | 1640 | Leiden, Leyden | |
| Jacob de Peper Sr | Witness | 1640 | Leiden |
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