| Duncan, Sarah C. | Leederville West IV | A. (Prob.) | 1900 |
| Duncan, Sarah C. | Leederville West IV | Assistant Teacher on Probation | 1901 |
| Duncan, Sarah Fiona | Dalwallinu District High School | Mistress (Teacher) | 1980 |
| Duncan, Thelma | Graball VII | Head Teacher on Supply | 1926 |
| Duncan, Thelma | Bolgart VII | Head Teacher on Supply | 1927 |
| Duncan, Thelma | Harvey IV | Assistant Teacher on Supply | 1928 |
| Duncan, Thelma | Harvey IV. | Assistant Teacher | 1929 |
| Duncan, Thelma | Harvey IV. | Assistant Teacher | 1930 |
| Duncan, Thelma | Harvey IV. | Assistant Teacher | 1931 |
| Duncan, Thelma | Harvey III. | Assistant Teacher | 1931 |
| Duncan, Thelma | Harvey III. | Assistant Teacher | 1933 |
| Duncan, Thelma | Seaforth Boys S | Assistant Teacher | 1934 |
| Duncan, Thelma | Picton V | Assistant Teacher | 1935 |
| Duncan, Thelma | Picton V | Assistant Teacher | 1936 |
| Duncan, Thelma | Picton V | Assistant Teacher | 1937 |
| Duncan, Thelma | Picton V | Assistant Teacher | 1938 |
| Duncan, Thelma | Picton V | Assistant Teacher | 1939 |
| Duncan, Thelma | Midland Junction Perth Boys IA | Temporary Assistant Teacher | 1940 |
| Duncan, Thelma | Mt. Lawley II | Assistant Teacher | 1941 |
| Duncan, Thelma | Mt. Lawley II | Assistant Teacher | 1942 |
| Duncan, Thelma | Swan View VI | Temporary Head Teacher on Supply | 1943 |
| Duncan, Thelma | Swan View VI | Temporary Head Teacher | 1944 |
| Duncan, Thelma | Swan View VI | Temporary Head Teacher | 1945 |
| Duncan, Thelma | Swan View VI | Temporary Head Teacher | 1946 |
| Duncan, Thelma | Swan View VI | Head Teacher | 1947 |
| Duncan, Thelma | Claremont East Special II | H.T. Model Country School "D" | 1948 |
| Duncan, Thelma | Collie Infants II | T.H.A. | 1949 |
| Duncan, Thelma | Collie Infants School I | Temporary Head Teacher | 1950 |
| Duncan, Thelma | Midland West High School V | Head Teacher | 1951 |
| Duncan, Thelma | Midland West Junior High School V | Head Teacher | 1952 |
| Duncan, Thelma | MIdland West Primary School V | Head Teacher | 1953 |
| Duncan, Thelma | Midland West IV | Headmaster | 1954 |
| Duncan, Thelma | Ashfield Primary School III | Headmaster | 1955 |
| Duncan, Thelma | Ashfield Primary School | Headmaster | 1956 |
| Duncan, Thelma | Ashfield Primary School | Headmaster | 1957 |
| Duncan, Thelma | Belmay Infants | Headmaster | 1958 |
| Duncan, Thelma | Belmay Infants' | Temporary Headmaster | 1959 |
| Duncan, Thelma | Kyilla Primary School III | Headmaster | 1960 |
| Duncan, Thelma | Kyilla Primary School III | Headmaster | 1961 |
| Duncan, Thelma | Hillcrest Infants II | Temporary Headmaster | 1962 |
| Duncan, Tina Jane | Donnelly River Primary School | Mistress (Teacher) | 1980 |
| Duncanson, Melody May | Halls Creek Government School | Mistress (Teacher) | 1978 |
| Duncombe, Geo. | Jurokine | Head Teacher | 1900 |
| Duncombe, Geo. | Boulder I | Assistant Teacher | 1906 |
| Duncombe, Geo. | Lion Mill A | Head Teacher | 1907 |
| Duncombe, Geo. | Parkville | Head Teacher | 1908 |
| Duncombe, Geo. | Parkerville VI | Head Teacher (on leave) | 1909 |
| Duncombe, Geo. | Parkerville VI | Head Teacher | 1910 |
| Duncombe, George | Tammin A | Head Teacher | 1901 |
| Duncombe, George | Boulder I | Assistant Teacher | 1902 |
