About Chief of the Defence Force

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 Mark Hammond, who took office on 9 July 2026.

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Country: Australia
Inception: March 23, 1958

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Chief of the Defence Force

head of the Australian Defence Force

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