Humphrey Stafford 1st Duke of Buckingham Tags: Noble.Humphrey Stafford 1st Duke of Buckingham KG (15 August 1402 – 10 July 1460) an English nobleman great grandson of King Edward III on his mother’s side was best known as a military commander in the Hundred Years’ War and in the Wars of the Roses. thumbnail birth date 1402-08-15 buried place Northampton death date 1460-07-10 parent Anne of Gloucester, Edmund Stafford 5th Earl of Stafford title The Duke of Buckingham Learn more... Loading...