Ferdinand married Karoline Caroline M Carolina Carrie Simon about 1882. Karoline (daughter of (father of Carolina) Simon and Anastasia (married Simon)) was born on 25 Jun 1859 in Berlin, Germany; died on 15 Nov 1934 in Evanston, Cook, Illinois, USA; was buried on 19 Nov 1934 in Forest Park, Cook, Illinois, USA. [Group Sheet] [Family Chart]

1. (first child of Caroline Simon) Knack was born about 1883; died before 1900.
2. Edward Knack was born on 26 Mar 1885 in Chicago, Cook, Illinois, USA; died on 17 Oct 1897 in Chicago, Cook, Illinois, USA.
3. Helene Auguste Bertha Helen Knack was born on 10 Apr 1887 in Chicago, Cook, Illinois, USA.
4. Emma Knack was born about Oct 1888 in Chicago, Cook, Illinois, USA; died about 1913.
5. Alma C. Knack was born on 6 Jul 1889 in Chicago, Cook, Illinois, USA.