Prince of Wales Nations. The wife of the Prince of Wales is entitled to the title Princess of Wales. Prince Charles's first wife, Diana, used that title but his second wife, Camilla, uses only the title Duchess of Cornwall (or of Rothesay when in Scotland) because the other title has become so popularly associated with Diana. The Prince of Wales is the heir apparent of the monarch of the United Kingdom. No formal public role or responsibility has been legislated by Parliament or otherwise delegated to him by law or custom, either as heir apparent or as Prince of Wales. The current Prince
Frederick, Prince of Wales argent of three points, the centre point bearing a cross gules". As Prince of Wales, the difference changed to simply a "label argent of three points". Frederick never succeeded his father as Treasurer of the Holy Roman Empire and so the red escutcheon in the centre of his Hanover quarter is empty. Frederick, Prince of Wales Frederick, Prince of Wales, KG (Frederick Lewis; 1 February 1707 – 31 March 1751), was heir apparent to the British throne from 1727 until his death from a lung injury at the age of 44 in 1751. He was the eldest but estranged son