Mary married William Douglas on 30 Mar 1780 in Ruislip, Middlesex, England. William (son of John Douglas and Mary Winfield) was born about 1754 in Ruislip, Middlesex, England; and died. [Group Sheet] [Family Chart]

1. Mary Douglas was born about 1782 in Ruislip, Middlesex, England; and died.
2. Maria Douglas was born about 1785 in Ruislip, Middlesex, England; died about 24 Sep 1786 in Ruislip, Middlesex, England.
3. Elizabeth Douglas was born about 1787 in Ruislip, Middlesex, England; and died.
4. William Douglas was born on 24 Nov 1789 in Ruislip, Middlesex, England; and died.
5. John Douglas was born on 17 Dec 1792 in Ruislip, Middlesex, England; and died.
6. James Douglas was born on 4 Feb 1796 in Ruislip, Middlesex, England; and died.
7. Charlotte Douglas was born on 8 Sep 1797 in Ruislip, Middlesex, England; and died.
8. Henry Douglas was born on 26 Dec 1800 in Ruislip, Middlesex, England; and died.