Guillaume III de Derval

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• Deceased on August 4, 1325

Parents

• Guillaume II de Derval, chevalier, seigneur de Derval
• Anne de Rostrenen (c. 1175 - c. 1234)

Family

• Married with Aliénor de Châteaubriand, issuing
  • Bonabes II
  • Aliénor