Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Living |
| Child | Living |
| Child | Living |
| Child | Living |
| Father | Marshall Woodrow DUNCAN (1913 - 1959) |
| Mother | Pearl Eleanor SPAULDING (1912 - 1987) |
| Sibling | Kenneth Eugene DUNCAN (1932 - ) |
| Sibling | Constance Ann DUNCAN ( - ) |
| Sibling | Sherry Ann DUNCAN (1935 - ) |
| Sibling | Marlene DUNCAN (1938 - 1969) |
| Sibling | Living |
| Sibling | Living |