Jacob married Margaret Gleichauf on 27 Sep 1893 in Rochester, Monroe County, New York, USA. Margaret (daughter of Albert Gleichauf and Maria Anna Scheib) was born on 11 Jun 1869 in Rochester, Monroe County, New York, USA; died on 21 Feb 1927 in Rochester, Monroe County, New York, USA. [Group Sheet] [Family Chart]

1. Mary Guenther was born on 7 Jan 1894 in Rochester, Monroe County, New York, USA; died on 3 Sep 1953 in Rochester, Monroe County, New York, USA.
2. Raymond J. Guenther was born on 19 Jul 1897 in Rochester, Monroe County, New York, USA; died on 9 Sep 1939 in Irondequoit, Monroe County, New York, USA.
3. Leo Simon Guenther was born on 15 Jan 1900 in Rochester, Monroe County, New York, USA; died in 1931 in Rochester, Monroe County, New York, USA.
4. Alice M. Guenther was born on 21 Apr 1902 in Rochester, Monroe County, New York, USA; died on 13 Apr 1991 in Rochester, Monroe County, New York, USA; was buried on 15 Apr 1991 in Rochester, Monroe County, New York, USA.
5. Arthur G. Guenther was born on 21 Dec 1904 in Rochester, Monroe County, New York, USA; died on 13 Jul 1954 in Rochester, Monroe County, New York, USA.
6. Margaret Guenther was born in 1909 in Rochester, Monroe County, New York, USA; died in in Rochester, Monroe County, New York, USA.
7. Bernardine Guenther was born on 2 Aug 1911 in Rochester, Monroe County, New York, USA; died on 30 May 1990 in Rochester, Monroe County, New York, USA.

Jakob married Margaretha Schmitt on 1 Aug 1865 in Rochester, Monroe County, New York, USA. Margaretha was born on 23 Sep 1846 in Deutschland; died on 5 May 1913 in Rochester, Monroe County, New York, USA. [Group Sheet] [Family Chart]