| Name | Role | Place | Source | |
|---|---|---|---|---|
| Cornelia Catharina Leusing | Mother | 1918 | Schiedam | Civil registration deaths |
| Cornelia Catharina Leusing | Mother | 1918 | Steenbergen | Civil registration deaths |
| Cornelia Leusing | Registered | 1880 | Population register | |
| Cornelia Leusing | Mother | 1722 | Haarlem | Church records baptisms |
| Cornelia Leusing | Witness | 1703 | Leiden | |
| Henrica Cornelia Leusing | Mother | 1954 | Wisch | Civil registration deaths |
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