| Chief of the Defence Force | |
|---|---|
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| Style | Admiral General Air Chief Marshal |
| Abbreviation | CDF |
| Member of | Australian Defence Force |
| Reports to | Minister for Defence |
| Term length | Four years[1] |
| Formation | 23 March 1958 |
| First holder | Lieutenant General Sir Henry Wells |
| Deputy | Vice Chief of the Defence Force |
| Website | Official website |
The Chief of the Defence Force (CDF) is the highest-ranking and most senior military officer in the Australian Defence Force (ADF) and is the principal military advisor to the National Security Committee and the Minister for Defence. The current Chief of the Defence Force is Admiral David Johnston, who took office on 10 July 2024.