Geoffrey II Vicomte de Chateaudun
Geoffrey II Vicomte de was born about 0991 in Chateaudun, Eure-et-Loir, Beauce/Centre, France.  He died after December 15th, 1031.

 Helvise (Elizabeth) of Carbon
Helvise (Elizabeth) of was born about 0996 in Mortagne-au-Perche, Orne, Normandy, France.  Helvise (Elizabeth) of is no longer alive.

 Rotrou I Vicomte Chateaudun Count of Mortagne
Rotrou I Vicomte Chateaudun Count of was born about 1015 in Chateaudun, Eure-et-Loir, Beauce/Centre, France.  He died about 1049 in Nogent-le-Rotrou, Eure-et-Loire, Beauce/Centre, France.