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
Edward Seymour, 1st Earl of Hertford to rely on Sir John Thynne for some financial support. Under Queen Mary he was "restored in blood", but was not given back his title; Queen Elizabeth I created him Earl of Hertford, in the earldom's second creation, in 1559. Between April and May 1605 following the Treaty of London (1604) he was sent on an Embassy by King James I to Albert VII, Archduke of Austria, sovereign of the Spanish Netherlands between 1598 and 1621, at Brussels, to receive his oath of peace. His first wife, Lady Catherine Grey, was a potential claimant to Elizabeth's throne, and law established