The Second Gorton ministry (Liberal–Country Coalition) was the 45th ministry of the Government of Australia. It was led by the country's 19th Prime Minister, John Gorton. The Second Gorton ministry succeeded the First Gorton ministry, which dissolved on 12 November 1969 following the federal election that took place in October. The ministry was replaced by the McMahon ministry on 10 March 1971 following the resignation of Gorton.

As of 1 May 2025, Ian Sinclair is the last surviving member of the First Gorton ministry; Sinclair is also the last surviving minister of the Menzies, Holt, McEwen, and McMahon governments, as well as the First Gorton and the First Fraser ministries. Tom Hughes was the last surviving Liberal minister, and Malcolm Fraser was the last surviving Liberal Cabinet minister.