+--Mathias Simon  (-Unknown)
         +--Heinricus Mathais Simon  (1775-Unknown)
         |  +-- Regina  (-Unknown)
      +--John George Semon  (12 Jul 1823-02 Dec 1891)
      |  |  +--Johann Peter Germann  (-Unknown)
      |  +--Marie Margarethe Germann  (-Unknown)
      |     +--Maria Margaretha  (-Unknown)
   +--William Semon  (1862-Unknown)
   |  +--Bridget Stitch  (Abt. 1832-17 Sep 1866)
+--Owen Fillard Semon  (21 Jan 1885-01 Apr 1963)
|  |  +--Patrick Riley  (Abt. 1820-)
|  +--Elizabeth Riley  (Abt. 1865-Unknown)
|     +--Ann Riley  (Abt. 1836-)
Vernon Earl Semon  (16 Sep 1915-07 Nov 1998)
|     +--John Mirgain 
|  +--Peter Mirgain  (29 June 1834-8 August 1916)
|  |  +--Susan Pearson 
+--Frieda Rose Mirgain  (12 Apr 1890-04 Sep 1941)
   |  +--Henry Danenberg  (1817-)
   +--Dora Danenberg  (4 February 1849-1 October 1924)
      +--Louise Danenberg  (1828-)