| Oonnor, William J. | Eden Hill Primary School | Deputy Headmaster | 1967 |
| Opak, Zelda | Hester I High School | Sewing Mistress | 1952 |
| Openshaw, Brett Thomas | Yorkrakine Primary School IV | Headmaster | 1975 |
| Openshaw, Brett Thomas | Yorkrakine Primary School IV | Teacher in Charge | 1976 |
| Openshaw, Brett Thomas | Quinninup Primary School | Teacher in Charge | 1977 |
| Openshaw, Brett Thomas | Quinninup Primary School | Teacher in Charge | 1978 |
| Openshaw, Brett Thomas | Quinninup Primary School | Teacher in Charge | 1979 |
| Openshaw, Brett Thomas | Woodlupine Primary School | Master (Teacher) | 1980 |
| Opie, Margaret Lorraine | Mullewa District Primary School | Mistress (Teacher) | 1980 |
| Opie, Roderick P. | Geraldton Senior High School | Temporary Master (Teacher) | 1968 |
| Opray, Maureen | Jandakot Primary School | Temporary Mistress (Teacher) | 1968 |
| Oram, Rochelle Frances | Eden Hill Primary School IA | Mistress (Teacher) | 1976 |
| Orams, Jessie | White Peak Asstd. | Head Teacher | 1931 |
| Orchard, Carol | Wagin I Primary Junior High School | Mistress (Teacher) on Probation | 1965 |
| Orchard, Carol | Wagin Junior High School I | Mistress (Teacher) on Probation | 1966 |
| Orchard, Carol | Wagin Junior High School | Mistress (Teacher) | 1967 |
| Orchard, Carol A. | Merredin South Primary School | Mistress (Teacher) | 1968 |
| Orchard, Clara | Carlisle III | Assistant Teacher on Supply | 1949 |
| Orchard, Clara | Carisle High School II | Assistant Teacher on Supply | 1950 |
| Orchard, Clara | Carlisle High School II | Assistant Teacher on Supply | 1951 |
| Orchard, Clara | Carlisle High School II | Assistant Teacher on Supply | 1952 |
| Orchard, Clara | Carlisle Primary School | Assistant Teacher on Supply | 1953 |
| Orchard, Clara | Carlisle I | Mistress (Teacher) on Supply | 1954 |
| Orchard, Clara | Carlisle Primary School I | Mistress (Teacher) on Supply | 1955 |
| Orchard, Clara | Carlisle Primary School | Mistress (Teacher) on Supply | 1956 |
| Orchard, Clara | Carlisle Primary School | Mistress (Teacher) on Supply | 1957 |
| Orchard, Clara | Carlisle Primary - Class I | Mistress (Teacher) on Supply | 1958 |
| Orchard, Clara | Carlisle Primary School | Mistress (Teacher) on Supply | 1959 |
| Orchard, Clara | Carlisle Primary School I | 1st Mistress (Teacher) on Supply | 1960 |
| Orchard, Clara | Carlisle Primary School I | Mistress (Teacher) on Supply | 1961 |
| Orchard, Clara | Lathlain Primary School I | 1st Mistress (Teacher) on Supply | 1964 |
| Orchard, Clara | Cannington East Primary School | Mistress (Teacher) on Supply | 1966 |
| Orchard, Clara | Belmay Primary School | Temporary Mistress (Teacher) | 1968 |
| Orchard, Clara H. | Belmay Primary School | Temporary Mistress (Teacher) | 1969 |
| Orchard, Jane | Wickepin Primary School | Mistress (Teacher) | 1979 |
| Ord, Joy | Victoria Park East Junior Primary School | Mistress (Teacher) on Supply | 1966 |
| Ord, Joy | Perth North Junior Primary School | Temporary Mistress (Teacher) | 1967 |
| Ord, Joy A. | Perth North Junior Primary School | Temporary Mistress (Teacher) | 1968 |
| Ord, Vanessa | Bruce Rock Junior High School | Mistress (Teacher) on Probation | 1968 |
| Ord, Vanessa | Como High School | Mistress (Teacher) | 1970 |
| Oreb, Mary | Applecross Senior High School | Mistress (Teacher) on Probation | 1964 |
| Oreb, Mary | Mt Lawley Senior High School | Mistress (Teacher) on Probation | 1965 |
| Oreb, Mary | MtLawley Senior High School | Mistress (Teacher) | 1966 |
| Oreb, Mary | Mt Lawley Senior High School | Mistress (Teacher) | 1967 |
| OReilly, Carmel Teresa | Albany Primary School | Mistress (Teacher) | 1978 |
| OReilly, Christine C. | Medina Primary School | Mistress (Teacher) on Probation | 1969 |
| OReilly, Christine C. | Medina Primary School | Mistress (Teacher) on Probation | 1970 |
| OReilly, Christine Carol | Medina Primary School | Mistress (Teacher) | 1971 |
| OReilly, Christine Carol | Churchlands Primary School | Mistress (Teacher) | 1972 |
| OReilly, Lilian | Tuart Hill High School | Mistress (Teacher) on Supply H.SC. | 1958 |
