GEOFFREY III VICOMTE de CHATEAUDUN

GEOFFREY III VICOMTE's father was HUGH III VICOMTE de CHATEAUDUN and his mother was AGNES de FRETEVAL.  His paternal grandparents were GEOFFREY II VICOMTE de CHATEAUDUN and HELVISE (Elizabeth) de BLOIS; his maternal grandfather was FULCHER de FRETEVAL.  He was an only child.  He died in 1141.¹ 

They had a son named HUGH IV VICOMTE.