| Name | Role | Place | Source | |
|---|---|---|---|---|
| Anna Maria Welssen | Deceased | 1868 | Hillegom | |
| Maria Elisabeth Welssen | Mother | 1931 | Eindhoven | Civil registration deaths |
| Maria Isabella van Welssen | Partner | 1851 | Stein | Death duties files |
| Maria Welssen | Mother of groom | 1898 | Brunssum | Civil registration marriages |
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