Charles Sackville, 2nd Duke of Dorset PC (6 February 1711 – 5 January 1769), styled as Lord Buckhurst from 1711 to 1720 and the Earl of Middlesex from 1720 to 1765, was a British politician who sat in the House of Commons between 1734 and 1765.
He then succeeded to the peerage as Duke of Dorset.