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
Earl of Catherlough Earl of Catherlough Earl of Catherlough was a title in the Peerage of Ireland. It was created in 1763 for Robert Knight, 1st Baron Luxborough (1702–1772), Member of Parliament for Great Grimsby, Castle Rising and Milborne Port. The 1st Earl was the only son of Robert Knight, Cashier of the South Sea Company, by his first wife. He was with his father on his flight to Brabant in February 1721. In 1727, following his return to England, he married Henrietta St John, daughter of Henry St John, 1st Viscount St John, by his 2nd wife Angelica Pelissary. Henrietta was thus