Captain Sir John Ernle JP DL (c.31 December 1647 – 25 October 1686), of Burytown, Broad Blunsdon, Wiltshire, served as a Royal Navy officer in the Third Anglo-Dutch War, and was briefly a Member of Parliament for Calne.
The son of Sir John Ernle, Chancellor of the Exchequer, Ernle was educated at Exeter College, Oxford, after which he became a member of Lincoln's Inn.
[1] He went on to serve in the Royal Navy, commanding ships of the line.
[2] By the summer of 1678, he was in command of the new 64-gun ship of the line HMS Defiance.
[3][4] Although he lived chiefly in Herefordshire,[5] he was elected member of Parliament for Calne in 1685, about a year before his death; the property inherited from his father included Whetham House, near Calne.