| Father | Arthur Exton McDowell (1907 - 1971) |
| Mother | Ocia Edna Small (1910 - 2000) |
| Sibling | Fred Austin McDowell (1931 - ) |
| Sibling | Ora Kathleen McDowell (1932 - 2024) |
| Sibling | Virgie Marie McDowell (1933 - 2008) |
| Sibling | Betty Jean McDowell (1938 - 1939) |
| Sibling | Eunice Magdalene McDowell (1940 - 1971) |
| Sibling | Ruby Elizabeth McDowell (1941 - 2020) |
| Sibling | Ena Ruth McDowell (1943 - 1997) |
| Sibling | Glen Exton McDowell (1944 - 2005) |
| Sibling | Minnie Leigh McDowell (1947 - 2019) |
| Sibling | Calvin Randall McDowell (1949 - 1982) |
| Sibling | Toby McDowell ( - ) |