| Father | John Edwin DIFFENDERFER (1895 - 1973) |
| Mother | Alina V (Alma) MEINSLER (1894 - 1985) |
| Sibling | Mary Jane DIFFENDERFER (1866 - ) |
| Sibling | Harold Edwin DIFFENDERFER (1915 - ) |
| Sibling | Harold Edwin DIFFENDERFER (1915 - 1988) |
| Sibling | James L. DIFFENDERFER (1917 - ) |
| Sibling | James L DIFFENDERFER (1917 - 1994) |
| Sibling | Dorothy J DIFFENDERFER (1919 - 2008) |
| Sibling | Lois DIFFENDERFER (1922 - ) |
| Sibling | Lois Fern DIFFENDERFER (1922 - ) |
| Sibling | Charles Alden DIFFENDERFER (1923 - ) |
| Sibling | Beatrice M DIFFENDERFER (1924 - ) |
| Sibling | Benjamin Franklin DIFFENDERFER (1925 - ) |
| Sibling | Mary J. DIFFENDERFER (1928 - ) |
| Sibling | Clarence Coven DIFFENDERFER (1929 - 2005) |