Sir John Aubrey, 6th Baronet (4 June 1739 – 14 March 1826) was a British Tory politician. In 1786, he succeeded to his father's baronetcy. Baptised in Boarstall in Buckinghamshire on 2 July 1739, he was the son of and Martha, daughter of Richard Carter, of Chilton, Buckinghamshire, Chief Justice of Glamorgan. Aubrey was educated at Westminster School and at Christ Church, Oxford, where he graduated as a Doctor of Civil Laws in 1763. Aubrey was Lord Commissioner of the Admiralty in 1782 and Lord of the Treasury from 1783 to 1789.