Please note that Directory.gov.au is being progressively updated following the 2025 Federal Election, the Administrative Arrangements Order (AAO) on 13 May 2025 and the amendment to the AAO on 26 July 2025.

Your guide to the structures, organisations and key people in the Australian Government

Secretary of Defence

http://www.defence.gov.au/Secretary/

Key People

Secretary Of Defence

Mr. Greg Moriarty

1800333362

R1-5-B Secretary Suite, Russell Drive, Russell, ACT 2600

PO Box 7900 Canberra BC ACT 2610
Chief of Staff to the Secretary of Defence

Karma Abraham

karma.abraham@defence.gov.au

www.defence.gov.au

Canberra Phone 1800333362
Senior Executive Assistant to the Secretary of Defence

Ms. Michelle Bolton

1800333362

michelle.bolton@defence.gov.au

R1-5-B Russell Drive, Russell ACT 2600

PO Box 7900 Canberra BC ACT 2610

Last updated: 19 November 2021