| Agency Name: | Department of Primary Industry |
| Formed: | 22 December 1975 |
| Preceding1: | Department of Agriculture (I) Department of Northern Australia |
| Dissolved: | 24 July 1987 |
| Superseding: | Department of Primary Industries and Energy |
| Type: | Department |
| Jurisdiction: | Commonwealth of Australia |
| Minister1 Name: | Ian Sinclair |
| Minister1 Pfo: | Minister (1975–1979) |
| Minister2 Name: | Peter Nixon |
| Minister2 Pfo: | Minister (1979–1983) |
| Minister3 Name: | John Kerin |
| Minister3 Pfo: | Minister (1983–1987) |
| Chief1 Name: | Walter Ives |
| Chief1 Position: | Secretary (1975–1978) |
| Chief2 Name: | Doug McKay |
| Chief2 Position: | Secretary (1978–1980) |
| Chief3 Name: | Lindsay Duthie |
| Chief3 Position: | Secretary (1980–1986) |
| Chief4 Name: | Geoff Miller |
| Chief4 Position: | Secretary (1986–1987) |
| Headquarters: | Canberra |
The Department of Primary Industry was an Australian government department that existed between December 1975 and July 1987. It was the second so-named Australian government department.
Information about the department's functions and government funding allocation could be found in the Administrative Arrangements Orders, the annual Portfolio Budget Statements and in the Department's annual reports.
According to the Administrative Arrangements Order issued 5 October 1976, the Department dealt with:
The Department was an Australian Public Service department, staffed by officials who were responsible to the Minister for Primary Industry.