| Father | David E. Casper (1880 - ) |
| Mother | Sarah Elizabeth Rider (1886 - 1955) |
| Sibling | Sarah Jane Casper (1907 - 1983) |
| Sibling | Margaret Edna Casper (1909 - 1999) |
| Sibling | David S. Casper (1911 - 1980) |
| Sibling | Clare D Casper (1915 - ) |
| Sibling | Mary Elizabeth Casper (1917 - 1983) |
| Sibling | Florence I. Casper (1919 - 2013) |
| Sibling | Louise Mabel Casper (1921 - 1982) |
| Sibling | George William Casper (1923 - 2003) |
| Sibling | Franklin H. Casper (1925 - 2010) |
| Sibling | Charles Russell Casper (1927 - 2013) |
| Sibling | Kathryn Blanche Casper (1929 - 2016) |