Johannes Jacobus Gerhardus PRETORIUS married Hester Magdalena VAN ZYL Andries Lodewicus PRETORIUS Johannes Jacobus Gerhardus PRETORIUS Theunis Frederik Jacobus PRETORIUS Children of Johannes Jacobus Gerhardus PRETORIUS and Hester Magdalena VAN ZYL Andries Lodewicus PRETORIUS Johannes Jacobus Gerhardus PRETORIUS Theunis Frederik Jacobus PRETORIUS