| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Evertse Knerff | Registered | 1728 | Amsterdam | Notarial records |
| Jan Evertse Knerff | Father | 1774 | Wormer | Church records baptisms |
| Jan Knerff | Registered | 1785 | Zaandam | Population register |
| Jan Knerff | Registered | 1785 | Zaandam | Population register |
| Jan Knerff | Father of bride | 1856 | Zaandam | Civil registration marriages |
| Jan Knerff | Father | 1887 | Zaandam | Civil registration deaths |
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