Earl of Airth Privileges heard evidence in support of the opposing claims in 1870 and 1871, but came to no decision, and the three Earldoms remained dormant. On 29 April 2011, Queen Elizabeth II conferred the title of Earl of Strathearn 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 Airth Earl of Airth was a title in the Peerage of Scotland, created on 21 January 1633 by Charles I, for William Graham, 7th Earl of Menteith. It became extinct on the death of his grandson
David Stewart, Earl of Strathearn also given the title Earl of Caithness between that date and 28 December 1377, when he was styled "Earl Palatine of Strathearn and Caithness". He was involved in a major dispute with his older half-brother, Alexander Stewart, Earl of Buchan, who by 1385 had occupied his castle at Urquhart. It is uncertain, but it is highly likely that he died in March 1386, and no later than 1389. His wife appears to have been a daughter of Sir Alexander Lindsay of Glenesk, and sister of David Lindsay, 1st Earl of Crawford. They had a daughter, Euphemia, who succeeded to the