Wilhelmina married Carl Emil Maass on 11 Nov 1896 in Nijmegen. Carl (son of Bernhard Maass and Anna Maria Höves) was born on 18 Sep 1863 in Kleve, Duitsland; died on 13 Jul 1941 in Nijmegen. [Group Sheet] [Family Chart]

1. Wilhelm Emil Hendrik Maass was born on 18 Feb 1898 in Ubbergen; died on 10 Nov 1979 in Eindhoven.
2. Gerrit Johan Maass was born on 14 Jul 1899 in Erlecom.
3. Karel Hendrik Maass was born on 30 Oct 1902 in Erlecom; died on 1 Sep 1964 in Erlecom.
4. Julius Antoon Maass was born on 10 Dec 1901 in Erlecom; died on 6 Nov 1928 in Eindhoven.
5. Karel Hendrik Maass was born on 26 Sep 1900 in Erlecom.
6. Gustaaf Wilhelm Maass was born on 31 Dec 1903 in Erlecom; died on 2 Jan 1904 in Berg en Dal.
7. Maria Anna Maass was born on 24 Dec 1904 in Erlecom.
8. Antoon Albert Maass was born on 8 Jul 1906 in Erlecom; died on 24 Apr 1910 in Erlecom.
9. Friedrich Carl Maass was born on 28 Sep 1907 in Erlecom; died on 14 Jun 1908 in Erlecom.
10. Anna Helena Maass was born on 10 Jan 1909 in Erlecom; died in 1989.
11. Wilhelmina Johanna Maass was born on 8 Apr 1910 in Erlecom; died on 18 May 1910 in Erlecom.
12. Antoon Alphons Maass was born on 25 Dec 1911 in Erlecom; died on 21 Jul 1924 in Nijmegen.
13. Joseph Alphons Maass was born on 6 Jul 1915 in Ubbergen; died on 31 Mar 1979 in Groesbeek.

Hendrik married Maria Peerenboom. [Group Sheet] [Family Chart]