William married Rosannah Converse Thompson on 23 Feb 1853 in Rockford,Winnebego,Illinois, USA. Rosannah (daughter of Joseph Thompson and Mary Converse) was born on 12 Jul 1832 in Java,Wyoming,New York, USA; died on 23 Jan 1928 in Rockford,Winnebago,Illinois, USA; was buried in Lindenwood Cemetery,Lindenwood,Ogle,Illinois, USA. [Group Sheet] [Family Chart]

1. Alta Hubbard
2. Clark Seymour Hubbard was born in 1855; died on 1 May 1938.
3. Mary Elizabeth Hubbard was born on 24 Feb 1857 in Ogle,Illinois, USA; died on 1 Feb 1906 in Rockford,Floyd,Iowa, USA; was buried in Riverside Cemetery,Rockford,Floyd,Iowa, USA.
4. George Francis Hubbard was born on 28 Feb 1860 in White Rock,Ogle, Illinois, USA; died on 17 Jul 1927 in Rockford,Winnebego,Illinois, USA; was buried in Greenwood Cemetery,Rockford,Winnebego,Illinois, USA.