┌──Paul Julius Hubert Thijwissen(Wednesday 25 October 1843 Neuss, Nordrhein-Westfalen, Deutschland - Thursday 26 April 1928 │   Venlo, Limburg, Nederland)
Albert Joseph Hubert Thijwissen(Wednesday 22 May 1878 Venlo, Limburg, Nederland - Wednesday 26 September 1951 Maastricht, Limburg, Nederland)
└──Maria Clara Lassaulx(Wednesday 26 March 1851 Linnich, Nordrhein-Westfalen, Deutschland - Monday 06 March 1933 Venlo, Limburg,   Nederland)