Duke of Somerset years after losing his position as Lord Protector, his titles were forfeited and he was beheaded on 22 January 1552. He was replaced in the minority government of Edward VI by John Dudley, Duke of Northumberland, whose pragmatic style contrasted with Seymour's mixture of idealism and arrogance. In 1644 Charles I granted the earldom of Glamorgan to Edward Somerset (1613–1667). He was a descendant of Charles Somerset, the illegitimate son of Henry Beaufort, 3rd Duke of Somerset. In return for obtaining military help from Ireland he promised Edward the title of Duke of Somerset. Under the Commonwealth Edward was banished
Percy Seymour, 18th Duke of Somerset London on 18 December 1951, he married Gwendoline Collette "Jane" Thomas (d. 18 February 2005, aged 91), daughter of Major John Cyril Collette Thomas, of Burn Cottage, Bude, Cornwall, by whom he had three children: Percy Seymour, 18th Duke of Somerset Percy Hamilton Seymour, 18th Duke of Somerset (Crowborough, Sussex, 27 September 1910 – 15 November 1984), styled Lord Seymour between 1931 and 1954, of Bradley House in the parish of Maiden Bradley, Wiltshire, was a British peer. He was the son of Evelyn Seymour, 17th Duke of Somerset by his wife Edith Parker, a daughter of William Parker by