Robrecht I "de Fries" Count of FLANDERS
Greve av Flanderen i 1071.
Gertrud av sachsen var først gift med Florid den 1 av Holland, han ble myrdet 28/6/1061 i Nederhemert.
He married Gertrud Princess of Saxony 1063 . Gertrud Princess of Saxony was born at of Schweinfurt, Unterfranken, Bavaria Abt 1028 daughter of Bernhard II Saxony, Duke of Saxony and Eilika Margravine of Schweinfurt .
They were the parents of 3
children:
Adele (Edele) Flandern
born Abt 1065.
Gertrude de Flanders
born Abt 1064.
Robert II, Count of Flanders
born 1065.
Robrecht I "de Fries" Count of Flanders died 13 Oct 1093 at Kassel, Germany .
Gertrud Princess of Saxony died 4 Aug 1113 at Begravet I Veurne .