Louis married Emma Scharringhausen on 13 Mar 1879 in Cook County, Illinois, USA. Emma (daughter of Dietrich Heinrich Scharringhausen and Adelheid Marie Elise Landmeier) was born on 2 Mar 1861 in Elk Grove, Cook County, Illinois, USA; died on 29 Jun 1953 in Illinois, USA. [Group Sheet] [Family Chart]

1. Ida A. Gathmann was born on 4 Jun 1879 in Iowa, USA; died on 18 Oct 1963.
2. Amanda G. Gathmann was born on 8 Apr 1882 in Wall Lake, Sac County, Iowa, USA; died on 1 Jul 1934 in Elk Grove, Cook County, Illinois, USA; was buried on 3 Jul 1934 in Rest Haven Cemetery, Bensenville, DuPage County, Illinois, USA.
3. Viola Gathmann was born on 19 Mar 1884 in Des Plaines, Cook County, Illinois, USA; died on 9 Apr 1939 in Cook County, Illinois, USA.
4. William Gathmann was born on 8 Jun 1887 in Des Plaines, Cook County, Illinois, USA; died on 16 Apr 1967 in Arlington Heights, Cook County, Illinois, USA.
5. Martha Gathmann was born on 29 Mar 1891 in Schaumburg, Cook County, Illinois, USA; died on 31 Mar 1976 in Illinois, USA.
6. Albert Gathmann was born on 28 Jan 1893 in Schaumburg, Cook County, Illinois, USA; died on 29 Jan 1967.
7. Arthur Paul Gathmann was born on 5 Jan 1895 in Schaumburg, Cook County, Illinois, USA; died on 3 Apr 1939 in Cook County, Illinois, USA.
8. Caroline L. Gathmann was born on 7 Apr 1898 in Schaumburg, Cook County, Illinois, USA; died before 1996.
9. Edward H. Gathmann was born on 2 Jul 1900 in Schaumburg, Cook County, Illinois, USA; died on 20 Sep 1965 in Elgin, Kane County, Illinois, USA.