Hamon de Massey
The first Hamon de Massey was the owner of the manors of Agden, Baguley, Bowdon, Dunham, Hale and Little Bollington after the Norman conquest of England, taking over from the Saxon thegn Aelfward according to Domesday Book. His probable birthplace was La Ferté-Macé or Ferté de La Macé, a recently constructed fortress in Normandy. Hamon was made a baron by Hugh Lupus, by his right as Earl of Chester, from 1071.
The name of Hamon de Massey was passed on to his descendants for several generations. There are several different ways of spelling the name, including "de Masci", "de Mace", "de Macei", "de Mascy", "de Massy" and "de Massie".