Major General Duncan Edward Lewis (born 3 August 1953) is an Australian military officer, diplomat and intelligence chief. From 2014 to 2019, he was the
Director-General of Security of the
Australian Security Intelligence Organisation (ASIO). Prior to that appointment, he held the post of
Australian Ambassador to the
Kingdom of Belgium
Belgium, ; french: Belgique ; german: Belgien officially the Kingdom of Belgium, is a country in Northwestern Europe. The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the ...
, the
Grand Duchy of Luxembourg, the
European Union and the
North Atlantic Treaty Organization. He is a retired
Australian Army officer, and formerly
Special Operations Commander Australia (2002–2004), National Security Adviser, and
Secretary of the Department of Defence.
Military career
Duncan Lewis graduated from the
Royal Military College, Duntroon in 1975. Following graduation, he was assigned to the
Royal Australian Infantry Corps. He holds a Bachelor of Arts degree from the
University of New South Wales and a Graduate Diploma in Defence Studies and Management from
Deakin University. He attended the
British Army Staff College, Camberley
Staff College, Camberley, Surrey, was a staff college for the British Army and the presidency armies of British India (later merged to form the Indian Army). It had its origins in the Royal Military College, High Wycombe, founded in 1799, which i ...
and the
US Army War College
The United States Army War College (USAWC) is a U.S. Army educational institution in Carlisle, Pennsylvania, on the 500-acre (2 km2) campus of the historic Carlisle Barracks. It provides graduate-level instruction to senior military officer ...
.
[Department of Prime Minister and Cabinet (2008]
Appointment of National Security Adviser
. Retrieved 7 January 2009.
During his military career, Lewis served three postings with the
Special Air Service Regiment, later commanding the Regiment from 1990 to 1991. For this service, Lewis was decorated with the
Conspicuous Service Cross (CSC).
[It's an Honour]
– Conspicuous Service Cross, 14 June 1993
From 1994 to 1996, Lewis was Australian Army Attache in Jakarta, and during the
INTERFET period he was appointed the
Australian Defence Force
The Australian Defence Force (ADF) is the military organisation responsible for the defence of the Commonwealth of Australia and its national interests. It consists of the Royal Australian Navy (RAN), Australian Army, Royal Australian Air Forc ...
(ADF) spokesman on
East Timor.
Lewis was promoted to
brigadier in January 2000 and appointed Commander Sector West
UNTAET in East Timor, where he commanded Australian and New Zealand forces. He was awarded the
Distinguished Service Cross (DSC) for his accomplishments with the unit.
[It's an Honour]
– Distinguished Service Cross, 11 June 2001
Lewis assumed his appointment as Commander Special Forces in January 2001, and was promoted to the rank of
major general on 19 December 2002. In the
Australia Day Honours of 2005, Lewis was appointed an
Officer of the Order of Australia
The Order of Australia is an honour that recognises Australian citizens and other persons for outstanding achievement and service. It was established on 14 February 1975 by Elizabeth II, Queen of Australia, on the advice of the Australian Gove ...
.
[It's an Honour]
– Officer of the Order of Australia, 26 January 2005. Citation: ''For distinguished service and performance of duty as Commander Special Forces and subsequently as the inaugural Special Operations Commander Australia.''
Post-military career
Subsequent to his retirement from the army in 2005, Lewis joined the
Australian Public Service
The Australian Public Service (APS) is the federal civil service of the Commonwealth of Australia responsible for the public administration, public policy, and public services of the departments and executive and statutory agencies of the G ...
and was appointed to the position of First Assistant Secretary of the National Security Division in the
Department of the Prime Minister and Cabinet. In December 2008 he began serving as National Security Adviser to the
Rudd Labor Government.
[ On 5 August 2011 it was announced that he would be appointed the Secretary of the Australian ]Department of Defence Department of Defence or Department of Defense may refer to:
Current departments of defence
* Department of Defence (Australia)
* Department of National Defence (Canada)
* Department of Defence (Ireland)
* Department of National Defense (Philippin ...
, (SECDEF), effective early September. Lewis was the first former military officer to be appointed to this position.
Diplomatic career
On 17 September 2012 it was announced that Lewis had been appointed Australia's ambassador to Belgium, the European Union, Luxembourg and NATO, and would leave the Department of Defence on 10 October. While newspaper reports suggested that Lewis was unhappy with the government's cuts to defence spending, he stated that "notwithstanding media reporting, I have not been forced out of my current position and I am not departing defence for any reason other than to take up this ambassadorial posting at the request of the prime minister".
Director-General of Security
On 15 May 2014, Foreign Minister Julie Bishop and Attorney-General George Brandis issued a joint media release announcing that Lewis was to stand down as Ambassador to Belgium, the EU, Luxembourg and NATO, and would be appointed as Director-General of Security (the head of the Australian Security Intelligence Organisation, Australia's domestic intelligence agency) following the retirement of David Irvine in September 2014. In this role he was one of the architects of a ne
"Push Back" policy
to counter Chinese influence in Australia. Lewis retired on 15 September 2019, and was replaced by Mike Burgess, the former director-general of the Australian Signals Directorate
Australian Signals Directorate (ASD), formerly the Defence Signals Directorate (DSD) is the federal statutory agency in the Australian Government responsible for foreign signals intelligence, support to military operations, cyber warfare, and ...
.
Honours and awards
References
External links
ADF Biography
ADF Photograph
{{DEFAULTSORT:Lewis, Duncan
1953 births
Australian generals
Australian military personnel of the International Force for East Timor
Directors-General of Security
Royal Military College, Duntroon graduates
Living people
Officers of the Order of Australia
Recipients of the Conspicuous Service Cross (Australia)
Recipients of the Distinguished Service Cross (Australia)
University of New South Wales alumni
Secretaries of the Australian Department of Defence
Ambassadors of Australia to Belgium
Ambassadors of Australia to the European Union
Ambassadors of Australia to Luxembourg
Ambassadors of Australia to NATO
21st-century Australian public servants