George married Hannah Richards Jackson on 9 May 1840. Hannah (daughter of William Henry Jackson and Maria Moulton) was born on 19 Jul 1821 in Newton, Middlesex, Massachusetts, USA; died on 9 May 1904 in Ogle,Illinois, USA; was buried in Riverview Cemetery,Oregon,Ogle,Illinois, USA. [Group Sheet] [Family Chart]

1. William Mix Griswold was born on 21 Jan 1843 in Rockvale Township, , Ogle, Illinois, USA; died in Oct 1890; was buried in Riverview Cemetery,Oregon,Ogle,Illinois, USA.
2. Francis Elizabeth Griswold was born on 3 Feb 1845 in Rockvale Township, , Ogle, Illinois, USA; died on 23 Oct 1916 in Oregon,Ogle,Illinois, USA; was buried in Riverview Cemetery,Oregon,Ogle,Illinois, USA.
3. Henry Jackson Griswold was born on 19 Jan 1851 in Rockvale Township, , Ogle, Illinois, USA; died on 15 Jan 1899.
4. Mary Louisa Griswold was born on 12 May 1853 in Rockvale Township, , Ogle, Illinois, USA; died on 18 Sep 1854 in Rockvale Township, , Ogle, Illinois, USA; was buried in Riverview Cemetery,Oregon,Ogle,Illinois, USA.
5. George Harvey Griswold was born on 23 Feb 1855 in Rockvale Township, Ogle, Illinois, USA; died on 10 Aug 1940.
6. Alice Victoria Griswold was born on 12 Dec 1857 in Rockvale Township, , Ogle, Illinois, USA; died on 17 Jul 1908.