Hiram married Mary Abigail Williams on 5 Oct 1846 in Waterford,Oakland,Michigan, USA. Mary (daughter of Ephraim Smith Williams and Hannah Melissa Gotee) was born on 25 Sep 1826 in Waterford,Oakland,Michigan, USA; died on 14 Sep 1872 in Detroit, Wayne, Michigan, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA. [Group Sheet] [Family Chart]

1. Julia Elizabeth Walker was born on 26 Jul 1847 in Detroit, Wayne, Michigan, USA; died on 23 Aug 1928 in Detroit, Wayne, Michigan, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA.
2. Willis Ephraim Walker was born on 25 Mar 1849 in Detroit, Wayne, Michigan, USA; died on 3 May 1886 in Cinncinnati,Hamilton,Ohio, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA.
3. Edward Chandler Walker was born in 1851; died on 11 Mar 1915 in Washington,District of Columbia,USA; was buried in Saint Mary's Cemetery,Walkerville,Essex,Ontario, Canada.
4. Franklin Hiram Walker was born on 4 Feb 1853; died on 17 Jun 1916 in Detroit, Wayne, Michigan, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA.
5. Alfred Walker was born on 21 Jan 1855 in Detroit, Wayne, Michigan, USA; died on 21 Aug 1856 in Detroit, Wayne, Michigan, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA.
6. Jennie Melissa Walker was born on 13 Feb 1857 in Detroit, Wayne, Michigan, USA; died on 1 May 1870 in Aiken,Aiken,South Carolina, USA; was buried in Elmwood Cemetery,Detroit, Wayne, Michigan, USA.
7. James Harrington Walker was born on 13 Sep 1859 in Walkerville,Essex,Ontario, Canada; died on 16 Dec 1919 in New York City, New York, New York, USA; was buried on 18 Dec 1919 in Woodlawn Cemetery,Detroit, Wayne, Michigan, USA.