John married Fenne Adelheid Frantzen in 1845 in Bensenville, DuPage County, Illinois, USA. Fenne (daughter of Johan Gerd Frantzen and Fenne Margaretha Elizabeth Meier) was born on 13 Oct 1820 in Schale, Westfalen, Germany; was christened on 22 Oct 1820 in Schale, Westfalen, Germany; died on 16 Jan 1907 in Leyden Township, Cook County, Illinois, USA; was buried in Jan 1907 in St. Johannes Cemetery, Bensenville, DuPage County, Illinois, USA. [Group Sheet] [Family Chart]

1. Maria Anna Catherine Duehne was born on 5 May 1846 in Leyden Township, Cook County, Illinois, USA; died on 6 Apr 1924 in Bensenville, DuPage County, Illinois, USA; was buried in Apr 1924 in St. Johannes Cemetery, Bensenville, DuPage County, Illinois, USA.
2. Martha Duhne was born on 30 Jul 1865 in Leyden Township, Cook County, Illinois, USA; died on 30 Jun 1920 in Leyden Township, Cook County, Illinois, USA; was buried in 1920 in Elm Lawn Cemetery, Elmhurst, DuPage County, Illinois, USA.