Dukedoms of the British Isles by reign Dukedoms of the British Isles by reign This page lists extant dukedoms in the Peerages of the British Isles, listed by the monarch who created them—see also List of dukedoms in the peerages of Britain and Ireland. King Edward III first created the title Duke of Cornwall, the first dukedom in the British Isles, for his son and heir Edward, called the Black Prince. Since 1421 the title has automatically been held by the eldest son of and heir apparent to the sovereign. Since his mother's taking the throne in 1952 the title has been held by Prince Charles, who
Prince of Wales Prince of Wales Prince of Wales () was a title granted to princes born in Wales from the 12th century onwards; the term replaced the use of the word "king". One of the last Welsh princes, Llywelyn ap Gruffudd, was killed in battle in 1282 by Edward I, King of England, whose son Edward (born in Caernarfon Castle in 1284) was invested as the first English Prince of Wales in 1301. Since the 14th century, the title has been a dynastic title granted to the heir apparent to the English or British monarch, but the failure to be granted the