William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, Earl of Somerset (c. 1090 – c. 1155), 2nd feudal baron of Dunster, was a favourite of Empress Matilda and a loyal supporter of her in the war against King Stephen, during which he earned the epithet of the "Scourge of the West". William was the son of William de Moion, who was seigneur of Moyon which is close to Saint-Lô. The elder William was High Sheriff of Somerset in 1084. During the war between Matilda and Stephen, Stephen marched against Mohun's castle at Dunster, but
Feudal barony of Dunster (born 1932). Julian Fownes Luttrell (born 1932), younger brother, living in 2015, who rents from the Crown Estate the Home Farm of Dunster Castle with 330 acres situated below the Castle Tor, and lives nearby at Thorncombe, at the foot of the Quantocks. He did not fully agree with his elder brother's decision to donate the estate to the National Trust, "but didn't question the right that the castle belonged to him". In 1956 he was a joint founder, with his former army comrade Sir Neville Bowman-Shaw (a Deputy Lieutenant for Bedfordshire, knighted by Prime Minister Margaret Thatcher for exports),