GEOFFREY II VICOMTE de CHATEAUDUN
He died about 1005.¹ 

 HELVISE (Elizabeth) de BLOIS
HELVISE (Elizabeth) was born about 0992.¹   HELVISE (Elizabeth) is no longer alive.

 ROTROU I COUNT de MONTAGNE
ROTROU I COUNT was born about 1005.¹   He died in 1079.¹ 

 HUGH III VICOMTE de CHATEAUDUN
He died in 1110.¹