Prime Minister of Australia First term of government (1939–1941) Second term of government (1949–1966) Ministries Elections

It was led by the country's 12th Prime Minister, Sir Robert Menzies.

The Tenth Menzies ministry succeeded the Ninth Menzies ministry, which dissolved on 18 December 1963 following the federal election that took place in November.

[1] As of 20 December 2020, Ian Sinclair is the last surviving member of the Tenth Menzies ministry; Sinclair is also the last surviving member of the First Holt ministry.

James Forbes was the last surviving Liberal minister, and Allen Fairhall and Charles Barnes were the last surviving Liberal and Country Cabinet ministers respectively.