Otto married Barbara Mary Eve Burkhart on 1 Mar 1892. Barbara (daughter of Joseph H. Burkhart and Elizabeth Melissa Long) was born on 31 Oct 1871 in Harriettsville, Elk Township, Noble County, Ohio, USA; died on 19 Sep 1962 in Porterville, Tulare County, California, USA; was buried in Vandalia Cemetery, Porterville, Tulare County, California, USA. [Group Sheet] [Family Chart]

1. Catherine Elizabeth Hein was born on 29 Jul 1894 in Kansas, USA; died on 6 Mar 1939 in Porterville, Tulare County, California, USA; was buried in Vandalia Cemetery, Porterville, Tulare County, California, USA.