Davis W. Simpson Jr (1960s- )
 son of [private father (1940s - unknown)]
    son of Lowell Leon Simpson (19 Oct 1904 - 02 Oct 1981)
      son of Thomas Nelson Simpson (27 Jul 1868 - 13 May 1952)
        son of Nelson Simpson (22 Feb 1826 - 15 Mar 1896)
          son of Clement Simpson (28 Apr 1775 - 09 Jun 1838)
            son of John Simpson Jr (28 Dec 1750 - 14 Jul 1819)
              son of John Simpson Sr (abt 1729 - Jan 1775)
                son of William Simpson (1708 - 13 Nov 1757)
                  son of William Simpson (Jun 1686 - 15 Dec 1748)