Mold Castle was erected under instructions from the Earl also known by what name?
Mold Castle Mold Castle (Welsh: "Castell yr Wyddgrug" ), on Bailey Hill in the town of Mold, Flintshire, Northeast Wales, is a motte-and-bailey castle erected around 1072, probably by the Norman Robert de Montalt under instructions from Hugh d'Avranches, Earl of Chester. Little remains except the mound on which the motte was built. It stands close to the 15th-century parish church, St Mary's Church near the centre of the town.
Humphrey Stafford, Earl of Stafford Humphrey Stafford (  1425 –  22 May 1458), generally known by his courtesy title of Earl of Stafford, was the eldest son of Humphrey Stafford, 1st Duke of Buckingham and Lady Anne Neville (d. 1480).