Australia's Head of State
Her Majesty Queen Elizabeth II is Australia's head of state. On the advice of the Australian Prime Minister, the Queen appoints the Governor-General to act on her behalf.
His Excellency General the Hon Sir Peter Cosgrove AK MC (Retd) was sworn in as Australia’s 26th Governor-General on 28 March 2014. The Governor-General acts as the Queen's representative.
Government and Opposition leadership – House of Representatives
The Prime Minister of Australia is the Hon Malcolm Turnbull MP. Mr Turnbull is also the Leader of the Liberal Party of Australia.
The Leader of the Opposition is the Hon Bill Shorten MP. Mr Shorten is also the Leader of the Australian Labor Party (ALP).
The Deputy Prime Minister is the Hon Barnaby Joyce MP. Mr Joyce is also the Leader of The Nationals.
The Deputy Leader of the Opposition is the Hon Tanya Plibersek MP.
Government and Opposition leadership – Senate
The Leader of the Government in the Senate is Senator the Hon George Brandis.
The Leader of the Opposition in the Senate is Senator the Hon Penny Wong.
The Leader of The Nationals in the Senate is Senator the Hon Nigel Scullion.
The Manager of Opposition Business in the Senate is Senator Katy Gallagher.
Other party leadership
The Deputy Leader of the Liberal Party of Australia is the Hon Julie Bishop MP.
The Leader of the Australian Greens is Senator Richard Di Natale.
Parliamentary officers are employees of parliamentary departments that advise and support the Senate and House of Representatives.
The Clerk of the House of Representatives is Mr David Elder.
The Clerk of the Senate is Mr Richard Pye.
The Serjeant-at-Arms is Mr James Catchpole.
The Usher of the Black Rod is Ms Rachael Callinan.
Find out more details about who's who in Parliament: www.aph.gov.au/Senators_and_Members