Olga ACKERMANN married Dewald Elemans PRETORIUS Dewald Johannes PRETORIUS Leon Bryan PRETORIUS Gerrit Julius PRETORIUS Cornelis Van Rooyen PRETORIUS Children of Olga ACKERMANN and Dewald Elemans PRETORIUS Dewald Johannes PRETORIUS married to Hanneli CRONJE Leon Bryan PRETORIUS married to Karen Maria VOSTER Gerrit Julius PRETORIUS married to Theresa SWART Cornelis Van Rooyen PRETORIUS