Click to expand/collapse all other details

Male William III de St. John Click to view William III de St. John in the family tree

William III de was born before 1280.  William III de's father was John de St. John and his mother is Alice FitzPiers.  His paternal grandfather was Robert de St. John and his paternal grandmother is Agnes de Cantelou; his maternal grandparents were Reginald Fitzpiers and Alice (Amice) de Stanford. He had two brothers and a sister, named John II de, Edward and Agnes de.  He is the youngest of the four children.

Page last modified

\