+--Jim Rathmann 
Angela Rathmann 
|                          +--Leopold Gütermann  (ABT. 1675-BEF. 1736)
|                       +--Johannes Gütermann  (ABT. 1705-)
|                       |  +-- (Unknown) 
|                    +--Andreas Gütermann  (Aug 1736-)
|                    |  +--Elisabeth Niclas 
|                 +--Johann "Michael" Michaele Gütermann  (22 Feb 1766-14 Jun 1836)
|                 |  +--Catharina Schaid  (ABT. 1740-)
|              +--Georg "Michael" Michaelis Gütermann  (29 Jun 1805-BEF. 10 Mar 1862)
|              |  +--Anna Maria Stein  (17 Feb 1771-3 Aug 1827)
|           +--George Adam Gueterman  (19 Mar 1837-23 Aug 1882)
|           |  +--Maria Appolonia Becky  (15 Oct 1805-18 Aug 1882)
|        +--George Adam Guettermann  (3 Sep 1865-28 May 1943)
|        |  +--Caroline Mary Schwartz  (1839-18 Jun 1881)
|     +--James Harden Guetterman  (23 Jun 1893-19 Oct 1977)
|     |  +--Martha Alice Little  (22 Aug 1869-13 Jun 1923)
|  +--Warren H. Guetterman  (27 Jun 1918-21 Oct 2000)
|  |  +--Bertha May Moon  (22 Nov 1892-)
+--Gail Darlene Guetterman 
   +--Phyllis Aileen Heckes  (22 Oct 1919-16 Mar 2008)