Isaac McKinney Irwin - Pedigree | FamilyCentral
 15 Apr 1867 - 20 Jan 1935
 20 Apr 1824 - 8 Oct 1900
 14 Aug 1827 - 17 Nov 1904
 20 Dec 1776 - 31 May 1849
 15 Jan 1783 - 16 Jan 1837
 Abt 1740 - Feb 1822
 1743 - 5 May 1823
 Abt 1747 - 1821
 1754 - 9 Jan 1829
 Abt 1715 -
 1719 -
 1723 -
  Children
    1.
Martha G. Irwin
    2.
Living
    3.
Living
    4.
Living
    5.
Living
    6.
Living