Ancestors of Mark Helman Diffenderfer

                     /--Hiram Good Diffenderfer  b. 1904 at   d. 1968
             /--Eugene Albert Diffenderfer  b. 1926 at 
             |       |       /--Albert M. Rhoads  b. 1867 at   d. 1926 =>
             |       \--Lillian Mae Rhoads  b. 1909 at   d. 1959
             |               \--Lillian Mae Mathoit  b. 1869 at   d. 1937
Mark Helman Diffenderfer
             \--Kathryn Ellen Helman