 Similar Norman place-name in Manche département Hébécrevon, with personal name Hébert < Herbert.It appeared for the first time in a charter by William the Conqueror referring to the Clères family feudal motte.Becoming the possession of the Mauquenchy family, Blainville, became a true fortress and was subsequently confiscated by the English at the beginning of the Hundred Years War and again in 1435.