Maria Petronella VAN WYK married Zacharias Andries Petrus Francois PRETORIUS 1904–1937 Christiaan Rudolph PRETORIUS Gerrit Hendrik PRETORIUS Pieter Francois PRETORIUS Children of Maria Petronella VAN WYK and Zacharias Andries Petrus Francois PRETORIUS Christiaan Rudolph PRETORIUS Gerrit Hendrik PRETORIUS married to DE SWARDT Pieter Francois PRETORIUS