Seymour family V's visit to England in 1522. The eldest of his ten children was Edward Seymour, 1st Duke of Somerset, the famous Protector in the reign of Edward VI; his third son was Thomas Seymour, Baron Seymour of Sudeley; and his eldest daughter Jane was third wife of King Henry VIII, and mother of Edward VI. The Protector was married twice; and, probably owing to the adultery of his first wife whom he repudiated about 1535, his titles and estates were entailed first on the issue of his second marriage with Anne, daughter of Sir Edward Stanhope. The Protector's eldest surviving
Duke of Somerset in 1952. The current heir to the title is Sebastian Seymour, Lord Seymour who was born in 1982. Created Duke of Somerset in 1443 The heir apparent is the present holder's eldest son Sebastian Seymour, Lord Seymour (b. 1982). Duke of Somerset Duke of Somerset, from the county of Somerset, is a title that has been created four times in the peerage of England. It is particularly associated with two families: the Beauforts, who held the title from the creation of 1448, and the Seymours, from the creation of 1547, in whose name the title is still held. The present