Earl of Strathearn has also been granted to members of the royal family in the titles of Duke of Cumberland and Strathearn (created 1766, extinct 1790), Duke of Kent and Strathearn (created 1799, extinct 1820) and Duke of Connaught and Strathearn (created 1874, extinct 1943). On 29 April 2011, the title was recreated when Queen Elizabeth II conferred the title on Prince William of Wales. As a result, on marriage his wife Catherine became Countess of Strathearn. He generally uses this title in Scotland. Earl of Strathearn Earl or Mormaer of Strathearn is a title of Scottish nobility, referring to the region of
Earl of Tyrone other end of Ireland. He was also given the subordinate title of Viscount Decies; both titles became extinct upon the death of his younger son, the third earl, in 1704; he left an only daughter, Lady Katherine Power, but both titles descended by patent to male heirs only. It was created a final time in 1746 for Marcus Beresford, 1st Viscount Tyrone, son-in-law of the last Power earl. His son was created Marquess of Waterford in 1789, and the title has since been a subsidiary title of the Waterford title. The king or chief of the O'Neills of Tyrone, Conn