John married Hermina Nemetz in 1865 in West Derby, England, United Kingdom. Hermina was born on 7 September 1836 in Prussberg, Bavaria, Germany; died on 10 June 1922 in Koscuisko Co., Indiana. [Family Group Sheet] [Family Chart]

1. Hulda Popenfoose was born in December 1853 in Germany.
2. Rudolph Popenfoose was born in February 1864 in Barleen, Germany; was buried in Kimmell, Noble Co., Indiana, USA.
3. Paul Popenfoose was born in February 1872 in Germany; died on 21 January 1916 in Tippecanoe twp., Kosciusko Co., Indiana, USA.
4. Lena Popenfoose was born in June 1874 in Germany.
5. Hattie Popenfoose was born in May 1879 in Germany.