William Jervois, English engineer and diplomat, 10th Governor of South Australia (b. 1821)

Lieutenant General Sir William Francis Drummond Jervois (10 September 1821 – 17 August 1897) was a British military engineer and diplomat. After joining the British Army in 1839, he saw service, as a second captain, in South Africa. In 1858, as a major, he was appointed Secretary of a Royal Commission set up to examine the state and efficiency of British land-based fortifications against naval attack; and this led to further work in Canada and South Australia. From 1875 to 1888 he was, consecutively, Governor of the Straits Settlements, Governor of South Australia and Governor of New Zealand.