Earl of Loudoun Earl of Loudoun Earl of Loudoun (pronounced ), named after Loudoun in Ayrshire, is a title in the Peerage of Scotland. It was created in 1633 for John Campbell, 2nd Lord Campbell of Loudoun, along with the subsidiary title Lord Tarrinzean and Mauchline. The 1st Earl's wife Margaret was the granddaughter and heiress of Hugh Campbell, who had been created Lord Campbell of Loudoun; he resigned the peerage in favour of his grandson-in-law, who was later created an earl. The 6th Countess married the 2nd Earl of Moira, who was later created Marquess of Hastings. The next three Earls also
John Digby, 3rd Earl of Bristol Baron of the Exchequer. He had no issue by either wife and the title became extinct on his death. John Digby, 3rd Earl of Bristol John Digby, 3rd Earl of Bristol (1634 – 18 September 1698) was an English landowner and politician who sat in the House of Commons from 1675 to 1677 when he inherited the peerage as Earl of Bristol. He was styled Lord Digby from 1653 to 1677. Digby was the eldest son of George Digby, 2nd Earl of Bristol and his wife Lady Anne Russell, daughter of Francis Russell, 4th Earl of Bedford. He was baptised