Kasper married Anna Doll on 29 Oct 1901. Anna (daughter of Markus Doll and Klara Zentner) was born on 16 Nov 1878 in Odessa, Ukrayina; died on 22 Jul 1963 in Mandan, Morton County, North Dakota, USA. [Group Sheet] [Family Chart]

1. Monika Erhardt was born on 12 Dec 1902 in Odessa, Ukrayina; died on 18 Jun 1983 in Mandan, Morton County, North Dakota, USA; was buried in Mandan Union Cemetery, Mandan, Morton County, North Dakota, USA.
2. Clementine Erhardt
3. Johannes Christian Erhardt was born on 6 Jul 1905 in Odessa, Ukrayina.
4. Christian Erhardt was born on 15 Nov 1906 in Odessa, Ukrayina.
5. Perpetua Erhardt was born in 1907 in Odessa, Ukrayina; died on 27 Jun 1924.
6. Joseph Erhardt was born on 14 Jan 1909 in Odessa, Ukrayina; died on 7 Oct 1990; was buried in Mandan Union Cemetery, Mandan, Morton County, North Dakota, USA.
7. Wilhelmina Erhardt was born on 11 Mar 1911 in Odessa, Ukrayina.
8. Rose Erhardt was born on 18 Jul 1912 in North Dakota, USA.
9. Ralph J. Erhardt was born on 17 Nov 1913 in North Dakota, USA.
10. Bertha Erhardt was born on 6 Mar 1915 in Mandan, Morton County, North Dakota, USA; died on 19 Dec 2000 in Mandan, Morton County, North Dakota, USA; was buried in Mandan Union Cemetery, Mandan, Morton County, North Dakota, USA.
11. Constantine P. Erhardt was born on 7 Jan 1917 in Oliver County, North Dakota, USA; died on 2 Jul 2005 in Bismarck, Burleigh County, North Dakota, USA; was buried in Mandan Union Cemetery, Mandan, Morton County, North Dakota, USA.
12. Matilda Erhardt was born in 0Mar 1918; died on 16 May 1918.
13. Markus Erhardt was born on 25 Apr 1921 in North Dakota, USA; died on 19 May 2009.

Anton married Ottilia Stoltz. Ottilia (daughter of Joseph Stoltz and Elisabetha Senn) was born in 1851 in Landau, Odessa, Ukrayina; died in 0Jan 1913 in Landau, Odessa, Ukrayina. [Group Sheet] [Family Chart]

Konrad married Katharina Reiss. [Group Sheet] [Family Chart]

Joseph married Elisabetha Senn. [Group Sheet] [Family Chart]