18 January – The Prime Minister of South VietnamNguyen Cao Ky begins a controversial visit to Australia. He is welcomed by supporters of South Vietnam but is then constantly heckled by anti-war protesters, and Harold Holt is forced to deny that Ky and his supporters are corrupt and were responsible for murdering his predecessor, President Ngo Dinh Diem.[2]
3 February – Ronald Ryan becomes the last man hanged in Australia; he was executed for the murder of prison warder George Hodson while escaping from Pentridge Prison on 19 December 1965.[4]
4 April – The Australian government announces it will not ban the oral contraceptive pill, maintaining that the risk of thrombosis is "very slight".[11]
7 April – Australian military adviser Major Peter Badcoe is killed in action in Vietnam during an operation in Hương Trà District with the 1st ARVN Division Reaction Company.[12]
12 April – Australian Roman Catholicbishops publicly declare their opposition to the war in Vietnam.[13]
27 May – Indigenous Australians (technically only the Aboriginal race – see Australian referendum, 1967 (Aboriginals)) are given the right to be counted in the national census after a national referendum and legislation changing citizenship laws, but voters reject a third referendum question about breaking the nexus between the sizes of the Senate and the House of Representatives.[16]
20 October – Australia unlinks the Australian dollar from British currency, when the British government makes a decision to devalue the pound sterling.[25]
10 November – The Nauru Independence Act 1967 received royal assent, allowing the Australian-administered UN Trust Territory of Nauru to proceed to independence on 31 January 1968.[26]
19 December – Following the disappearance and presumed death of Holt, Country Party leader John McEwen is sworn in as interim Prime Minister pending the election of a new government leader by the Coalition parties.[29]
20 December – John McEwen announced he will not serve in a government led by Liberal Party deputy leader William McMahon, Harold Holt's presumed successor, triggering a leadership crisis for the Coalition.[29]
Sydney is rocked by a series of brutal underworld killings as rival gangs battle for control of the city's lucrative gambling and prostitution rackets[citation needed]
Federal Cabinet decides to drop the word 'British' from the cover of Australian passports, and agrees that it will have to amend the Nationality and Citizenship Act to change the designation 'British subject' on the inside of passports.[citation needed]
In an exceptionally dry year across Victoria, South Australia and southwestern New South Wales, Melbourne records only 332.3 millimetres (13.08 in)[31] and Adelaide only 257.8 millimetres (10.15 in),[32] in both cases this being the driest year on record by a substantial margin.
1 November – National Gallery of Australia established by the Commonwealth Government with an announcement by prime minister Harold Holt that the Government would construct the building
28 August – The popular ABC soap opera Bellbird begins its ten-year run.
11 September – The children's television show Adventure Island begins airing on the ABC.
16 September – The first live telecast of a football grand final in Australia was the screening of the 1967 NSWRFL season's grand final between Canterbury-Bankstown and South Sydney at the Sydney Cricket Ground.[38]
18 November – Dame Pattie, Australian challenger for the America's Cup was defeated by the American defender Intrepid which won the series 4–0.
30 December – Pen Duick III (France) won line honours in the 1967 Sydney to Hobart Yacht Race in a time of 4:04:10:31. Rainbow II (New Zealand) is the overall winner.
^Walsh, G. P. "Mailey, Alfred Arthur (1886–1967)". Australian Dictionary of Biography. National Centre of Biography, Australian National University. Archived from the original on 15 June 2013. Retrieved 21 March 2018.