Geoffroy Ier du Vieux-Chastel

Parents

• Guillaume Ier du Vieux-Chastel, alias Guillelmus de Vetero-Castro (c. 1210 - ), chevalier, seigneur du Vieux-Chastel
• Marguerite de Rostrenen (c. 1215 - )

Family

• Married with Hazenize N, issuing
  • Guillaume II
  • Marguerite