The Coppeley or Copeley or Copely family married into the Hardwick Family of Hardwick Hall, Doe Lea, Chesterfield when Isabelle Mary de Coppeley married Sir William Hardwick. Their son William was born 1399 at Hardwick Hall. Isabelle's brother, Sir William married Alice Hardwick of Hardwick, Pattingham, Staffordshire.
Any information will be most welcome.
Other names connected with the Hardwicks in Staffordshire are Devey, Clemson, Whorwood. Guttyns, Cooke, Pyrrye/Perry.