Mary married Major Oliver Williams in 1796 in Concord, Middlesex, Massachusetts, USA. Oliver (son of Benjamin Williams and Anna Fuller) was born on 6 May 1774 in Roxbury, Suffolk, Massachusetts, USA; died on 11 Oct 1834 in Waterford, Oakland, Michigan, USA; was buried in Oak Hill Cemetery, Pontiac, Oakland, Michigan, USA. [Group Sheet] [Family Chart]

1. Daniel Williams was born on 2 Nov 1797 in Massachusetts, USA; died before 1860.
2. Daniel Williams was born on 5 Dec 1798 in Concord, Middlesex, Massachusetts, USA; died before 1860.
3. George Sumner Williams was born on 5 Feb 1801 in Concord, Middlesex, Massachusetts, USA.
4. Ephraim Smith Williams was born on 7 Feb 1802 in Concord, Middlesex, Massachusetts, USA; died on 20 Jul 1890 in Flint,Genesee,Michigan, USA; was buried in Oak Hill Cemetery.Pontiac,Oakland,Michigan, USA.
5. Mary Ann Williams was born on 20 Sep 1803 in Concord, Middlesex, Massachusetts, USA; died before 1860.
6. Gardner Davinport Williams was born on 9 Sep 1804 in Concord, Middlesex, Massachusetts, USA; died on 11 Dec 1858 in Saginaw,Saginaw,Michigan, USA; was buried in Oakwood Cemetery,Saginaw,Saginaw,Michigan, USA.
7. Caroline Lee Williams was born on 10 Feb 1806 in Concord, Middlesex, Massachusetts, USA; died on 5 Jan 1847 in Flint,Genesee,Michigan, USA; was buried in Avondale Cemetery,Flint,Genesee,Michigan, USA.
8. Mary Anna Williams was born on 9 May 1807 in Concord, Middlesex, Massachusetts, USA; died on 21 Jan 1889 in Pontiac,Oakland,Michigan, USA; was buried in Oak Hill Cemetery,Pontiac,Oakland,Michigan, USA.
9. Alfred Leonzo Williams was born on 16 Jul 1808 in Concord, Middlesex, Massachusetts, USA; died on 6 Jan 1886 in Oswosso,Shiawassee,Michigan, USA; was buried in Oak Hill Cemetery,Owosso,Shiawassee,Michigan, USA.
10. Benjamin Oliver Williams, Sr. was born on 18 Nov 1810 in Concord, Middlesex, Massachusetts, USA; died on 22 Mar 1887 in Owosso,Shiawassee,Michigan, USA; was buried in Oak Hill Cemetery,Owosso,Shiawassee,Michigan, USA.
11. Alpheus Fuller Williams was born on 12 Nov 1812 in Concord, Middlesex, Massachusetts, USA; died on 20 May 1884 in Oakland,Alameda,California, USA; was buried in Mountain View Cemetery,Altadena,Los Angeles,California, USA.
12. Harriott Locady Williams was born on 10 Feb 1814 in Concord, Middlesex, Massachusetts, USA; died on 31 Aug 1884 in San Francisco, San Francisco, California, USA; was buried in Santa Rosa Rural Cemetery,Santa RosamSonoma,California, USA.
13. James Monroe Williams, Sr. was born on 14 Aug 1817 in Detroit, Wayne, Michigan, USA; died on 3 Dec 1903 in Santa Rosa,Sonoma,California, USA; was buried in Santa Rosa Cemetery,Santa Rosa,Sonoma,California, USA.
14. Samuel Lee Williams was born on 10 Oct 1818 in Michigan, USA; died before 1860.