Mercy married Winchester Mathewson on 18 Apr 1742 in Glocester, Providence, Rhode Island. Winchester (son of Daniel Mathewson and Sarah Inman) was born in of, Smithfield, Providence, Rhode Island; died in 1778 in Wyoming Valley, Pennsylvania. [Group Sheet] [Family Chart]

1. Susanna Mathewson was born on 7 Sep 1742 in Glocester, Providence, Rhode Island.
2. Mary Mathewson was born on 18 Mar 1742/1743 in Glocester, Providence, Rhode Island.
3. Tabitha Mathewson was born on 29 Mar 1747 in Glocester, Providence, Rhode Island.
4. Rao Mathewson was born on 1 Oct 1748 in Glocester, Providence, Rhode Island.
5. Amy Mathewson was born on 25 Jan 1748/1749 in Glocester, Providence, Rhode Island.
6. Sylvanus Mathewson was born on 27 Mar 1751 in Smithfield, Providence, Rhode Island.
7. Hannah Mathewson was born on 4 Jan 1753 in Glocester, Providence, Rhode Island.
8. Marcy Mathewson was born on 10 Apr 1755 in Glocester, Providence, Rhode Island.
9. Elisha Mathewson was born on 8 Sep 1756 in Glocester, Providence, Rhode Island.
10. Constant Mathewson was born on 25 Jan 1758 in Smithfield, Providence, Rhode Island.
11. Rosanna Mathewson was born on 6 Aug 1760 in Glocester, Providence, Rhode Island.
12. Sarah Mathewson was born on 24 May 1762 in Glocester, Providence, Rhode Island.
13. Sabra Mathewson was born on 29 Jul 1767 in Glocester, Providence, Rhode Island.