John Mowbray, 3rd Duke of Norfolk
John Mowbray, 3rd Duke of Norfolk, KG, Earl Marshal, was a fifteenth-century English magnate. He was a key figure in the early years of the Wars of the Roses. As a minor he became a ward of King Henry VI and was placed under the protection of Humphrey, Duke of Gloucester. He married Eleanor Bourchier in 1430s, and became the...