Willemijntje married Sons Jan on 17 Apr 1907 in Amsterdam. Jan (son of Sons Sietse and Kelder Maria) was born on 9 Nov 1884 in Amsterdam; died on 27 Jul 1961 in Zeist; was buried on 31 Jul 1961 in Zeist. [Group Sheet]

1. Sons Jan Willem was born on 11 Mar 1910 in Amsterdam; died on 7 Mar 1915 in Amsterdam.
2. Sons Wilhelmine Elisabeth was born on 14 Feb 1914 in Horst am Emscher, Nordrhein-Westfalen, Duitsland; died on 24 Mar 1976 in Amsterdam; was buried on 26 Mar 1976 in Amstelveen.
3. Sons Johannes Marinus was born on 13 Jan 1918 in Sloten; died on 12 Nov 2003 in Haarlemmermeer.