Maria Dorothea was die dogter van Nicolaas von Wielligh en Elizabeth Jacoba Wentzel.
(DG: Nicolaas von Wielligh sr.; Maria Christina Helena Mouton; Maria Dorothea Wentzel; Dorothea Susanna (?Borchard).
Kinders:
h.
Isabella Elizabeth ROSSOUW, geb. 09/09/1907, oorl. 22/04/1968, Welkom x Philip
Jacob Rudolph Oosthuizen.
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