George Percy, 5th Duke of Northumberland PC, styled Lord Lovaine between 1790 and 1830 and known as the Earl of Beverley between 1830 and 1865, was a British Tory politician. He served as Captain of the Yeomen of the Guard under Sir Robert Peel between 1842 and 1846. He succeeded to his peerage on 12 February 1865, after the death of his childless cousin Algernon Percy.

The Captain of the King's Bodyguard of the Yeomen of the Guard is a UK Government post usually held by the Government Deputy Chief Whip in the House of Lords. The present Captain is The 9th Earl of Courtown, who was appointed to the position in the May ministry in July 2016.