Willem married Ida Maria Henrietta Dammann on 22 Nov 1933 in Rotterdam. Ida (daughter of Henricus Joan Theodor Dammann and Maria Ida Cornelia Henrietta Speel) was born about 1882 in Berkel en Rodenrijs. [Group Sheet] [Family Chart]
Mathias married Catharina Adriana Carolina Tissot van Patot on 8 Nov 1866 in Nijmegen. [Group Sheet] [Family Chart]
Abraham married Margaritha Catharina Reijnen. [Group Sheet] [Family Chart]