Margaret Pierrepont 
Margaret was born in Holme Pierrepont, Nottinghamshire, England. Margaret's father was Sir Robert de Pierrepoint and her mother was Sara Heriz. Her paternal grandparents were Sir Henry de Pierrepoint and Annora de Manvers; her maternal grandfather was Sir John Heriz. She had a brother named Henry.General Notes
She was his first wife. She is "probably" of this generation.
