1 Anna Maria Catharina STIJFS =Jacobus KNOOPS Marriage: 7 May 1842, Schinnen 2 Paulus Hubertus KNOOPS 2 Jan Mathijs KNOOPS 2 Elisabeth Hubertina KNOOPS =Mathias SMEETS Marriage: 15 Apr 1874, Amby 2 Hubertina KNOOPS 2 Paulus Hubertus KNOOPS =Maria Hubertina MULKENS Marriage: 17 Oct 1885, Meerssen 3 Hubertus Matheus KNOOPS =Petronella JANSSEN Marriage: 1 Apr 1908, Maastricht, Limburg, Nederland