I Rodolph
He died after 1056.

 Gisèle De Luxembourg
She died in Saint-Peter's Abbey, Ghent, Gelderland, Belgium.

 Gilbert De Gant
Gilbert was born about 1048 in Folkingham, Lincoln, England.  He died in 1095 in Folkingham, Lincolnshire, England.  He was buried about 1095 in Bardney, Lincoln, England.