Robert married Paulina Eliza Hadley Guss about 1886 in likely Kansas, USA. Paulina (daughter of Samuel Foose Guss and Mary Elizabeth Hill Hadley) was born on 13 May 1868 in Crawford, Kansas, USA; died on 20 May 1946 in Spokane, Spokane, Washington, USA; was buried on 23 May 1946 in Appleton, Pawnee, Nebraska, USA. [Group Sheet] [Family Chart]

1. Mary Remona Guss Calvert was born on 6 Apr 1887 in Kansas, USA; died on 14 May 1961.
2. Ira Curtis Guss Calvert was born on 14 May 1894 in Greeley Township, Shelby, Iowa, USA.