Susan Coyle makes history as Australia’s first woman army chief

Australia has appointed Lieutenant General Susan Coyle as its first-ever female Chief of Army , marking a historic shift in military leadership. Prime Minister Anthony Albanese announced the decision as part of a wider defence leadership reshuffle ahead of the government’s 2026 defence strategy , with changes taking effect in July.

Coyle, currently Chief of Joint Capabilities, brings nearly four decades of service since joining the Army Reserves in 1987. She has held key command and strategic roles, including leading Australia’s Task Group in Afghanistan and heading the 17th Signal Regiment. She will replace Lieutenant General Stuart. Defence Minister Richard Marles called her appointment “deeply significant” for the Australian Defence Force and for women aspiring to serve.

In other top changes, Vice Admiral Mark Hammond will become Chief of the Defence Force, succeeding Admiral David Johnston, while Rear Admiral Matthew Buckley has been promoted to Navy chief. Hammond’s naval expertise is seen as key amid Australia’s AUKUS commitments.

Addressing security concerns, Hammond said the Navy is fully prepared for potential contingencies, including in the Strait of Hormuz , though no request for deployment has been made. Albanese also called for renewed peace talks to ease global tensions impacting the economy and is set to visit Brunei and Malaysia on a diplomatic tour.

While Lieutenant General Susan Coyle’s appointment marks a first for Australia , it is not the first globally . Some countries, including Canada , have previously seen women serve in top army leadership roles, such as acting or senior command positions. However, a woman serving as the full Chief of Army remains rare worldwide , particularly among major military powers, making Coyle’s elevation a significant milestone in global military leadership.