Amauri of Hainault
He died after 0967.

 Judith de Cambrai
Judith was born before 0936.  She died after 0967.

 William de Montfort Bastinbourg of Hainault
William de Montfort Bastinbourg of was born in 0967 in Hainault, Belgium.  He died at the age of 36 in 1003 in Evreux, Normandy, France.