Johannes married Margaretha Lehr on 29 Dec 1891 in Tripp, Hutchinson County, South Dakota, USA. Margaretha (daughter of Johannes Lehr and Eva Katharina Wahl) was born on 24 Dec 1870 in Kassel, Odessa, Ukrayina; died on 25 Sep 1956 in Mitchell, Davison County, South Dakota, USA; was buried in Hoffnungstahl Cemetery, Kaylor, Hutchinson County, South Dakota, USA. [Group Sheet] [Family Chart]

1. Robert John Brosz was born on 3 Feb 1895 in Hutchinson County, South Dakota, USA; died on 8 Sep 1975.
2. Benjamin Brosz was born on 5 Aug 1896 in Hutchinson County, South Dakota, USA.
3. Wilhelm Reinhold Brosz was born on 23 Jun 1898.
4. Oscar Brosz was born on 8 Sep 1900 in Hutchinson County, South Dakota, USA; died on 4 Jun 1993 in Tripp, Hutchinson County, South Dakota, USA; was buried in Grace Hill Cemetery, Fair Township, Hutchinson County, South Dakota, USA.
5. Ottilie Brosz was born on 8 Sep 1900 in Hutchinson County, South Dakota, USA.
6. Olga Brosz was born on 13 Feb 1902.
7. Reinhard Richard Brosz was born on 14 Apr 1903 in Hutchinson County, South Dakota, USA; died on 25 Sep 1982 in Yankton, Yankton County, South Dakota, USA.
8. Herbold Brosz was born on 1 Jan 1905.