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 Airth I, as Graham's claim descends from Robert II's second - undoubted - marriage. Graham had successfully petitioned for the return of the title of Earl of Strathearn which the first Graham Earl of Mentieth had held. Before he was invested, however, Graham boasted that his blood was "bluer than the King's". He was sacked from his positions and instead of receiving the Earldom of Strathearn, he was given the insultingly minor title of Earl of Airth. On the death of the 2nd Earl of Airth the earldom became dormant. In 1834 Capt Robert Barclay Allardice of Ury and Allardice petitioned