William de Fienes,
Birth date:
ABT 1185
Birth place:
Wendover Manor, Buckinghamshire, , England
 
Death date:
  1241
Death place:
  Holy Land, , ,

de Fienes, Family

Parents:
Father: Enguerrand de Fienes,
Mother: Sibyl de Tingrie
Spouse:
Spouse: Agnes de Dammartin
 
Siblings:
William de Fienes,
Children:
Ingelgram (Eguerrand) II De Fienes
William de la Plaunche