John Fane, 7th Earl of Westmorland (24 March 1685 – 26 August 1762), styled The Honourable John Fane from 1691 to 1733 and Lord Catherlough from 1733 to 1736, of Mereworth Castle in Kent, was a British Army officer and politician who sat in the House of Commons in three separate stretches between 1708 and 1734.