| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jacob Cornelissen van Velthuijsen | Other stakeholders | 1635 | Notarial records | |
| Jacob Cornelisz van Velthuijsen | Other stakeholders | 1629 | Notarial records | |
| Jacob Cornelisz van Velthuijsen | Other stakeholders | 1633 | Notarial records | |
| Jacob Cornelisz van Velthuijsen | Other stakeholders | 1633 | Notarial records | |
| Jacob Cornelisz van Velthuijsen | Other stakeholders | 1631 | Notarial records | |
| Jacob Cornelisz van Velthuijsen | Other stakeholders | 1631 | Notarial records | |
| Jacob Weernertsz van Velthuijsen | Other stakeholders | 1609 | Notarial records | |
| Jacob Weernertsz van Velthuijsen | Other stakeholders | 1603 | Notarial records | |
| Jacob Weernertsz van Velthuijsen | Other stakeholders | 1610 | Notarial records | |
| Jacob van Velthuijsen | Person in notarial deed | 1777 | Kockengen | Notarial records |
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