Mary married Henry McKissick in 1797 in Pennsylvania, United States. Henry (son of William Kissick and Rosanna Jamison) was born in 1765 in Limavady, County Londonderry, Northern Ireland, United Kingdom; died on 9 Oct 1834 in West Deer Township, Allegheny, Pennsylvania, United States; was buried in Oct 1834 in Deer Creek United Presbyterian Cemetery, West Deer Township, Allegheny, Pennsylvania, United States. [Group Sheet] [Family Chart]