Individual Details
Living
( - )
Families
| Spouse | Living |
| Child | Living |
| Father | Bertrand Canning Knowles (1906 - 1964) |
| Mother | June Elizabeth Mower (1908 - 1990) |
| Sibling | Mildred Louise Knowles (1927 - 1996) |
| Sibling | Marie Lucille Knowles (1928 - 2019) |
| Sibling | Muriel Lois Knowles (1932 - 1999) |
| Sibling | Living |
| Sibling | Marjorie Leona Knowles (1934 - 1934) |
| Sibling | Maurice Lester Knowles (1936 - 2010) |
| Sibling | Living |
| Sibling | Melvin Louis Knowles (1938 - 2016) |
| Sibling | Living |
| Sibling | Bertrand Canning Knowles Jr. (1942 - 1943) |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |
| Sibling | Living |