Philip, Duke of Mecklenburg Philip, Duke of Mecklenburg Philip, Duke of Mecklenburg, sometimes called "Philip I" (12 September 1514 - 4 January 1557) was a Duke of Mecklenburg-Schwerin. He was the youngest son of Henry V, Duke of Mecklenburg, and Helen of the Palatinate, a daughter of Philip, Elector Palatine. As a result of an injury at a tournament he was mentally ill for many years. After Henry V's death in 1552, he lived at the court of Duke Ulrich of Mecklenburg in Güstrow, where he died. Whether he ruled actively is questionable in the light of his disability. He was buried in the
Prince Edward, Earl of Wessex with the subsidiary title of Viscount Severn (derived from the Welsh roots of the Countess's family), breaking from a tradition whereby sons of the sovereign were created royal dukes. It was however revealed that the Queen wishes that he be elevated from the rank of Earl to Duke of Edinburgh after that dukedom, held by Prince Philip since 1947, reverts to the Crown (after the death of the current Duke and the Queen), and for his children to be styled as the children of an Earl, rather than as "prince/ss" and "royal highness". He and his wife have two children: