William married Elizabeth Mandery on 7 Oct 1889 in St. James, Watonwan County, Minnesota, USA. Elizabeth (daughter of Joseph Mandery and Elisabetha Bion) was born in 0Dec 1870 in Minnesota, USA; died on 2 Sep 1942 in St. James, Watonwan County, Minnesota, USA. [Group Sheet] [Family Chart]

1. Gertrude Angline Roberts was born on 8 Mar 1891 in Minnesota, USA; died on 3 Jan 1955 in California, USA.
2. William Irving Roberts was born on 8 Apr 1893 in St. James, Watonwan County, Minnesota, USA; died on 21 Feb 1964 in Watonwan County, Minnesota, USA.
3. Mary Elizabeth Roberts was born on 16 Aug 1896 in St. James, Watonwan County, Minnesota, USA; died on 12 Dec 1998 in Minneapolis, Hennepin County, Minnesota, USA.
4. Raymond Joseph Roberts was born on 5 Mar 1899 in St. James, Watonwan County, Minnesota, USA; died on 14 Sep 1957 in California, USA.
5. Bertha Margaret Roberts was born in 1902 in St. James, Watonwan County, Minnesota, USA.