Geoffrey II Vicomte de Chateaudun
Geoffrey II Vicomte de was born about 0965 in Chateaudun, Eure-et-Loir, Beauce/Centre, France.  He died after December 15th, 1031.

 Helvise of Carbonias
Helvise of was born about 0975 in Carboniais, Morbihan, Bretagne, France.

 Rotrou I Vicomte Chateaudun Count of Mortagne
Rotrou I Vicomte Chateaudun Count of was born about 1006 in Chateaudun, Eure-et-Loir, Beauce/Centre, France.  He died about 1049.