*Robrecht I "De Fries" Count of Flanders
born about 1033 Flandres, Belgium
died 13 October 1093 Kassel, Germany

father:
*Baudouin V (Baldwin) Count of Flanders
born about 1012 Flandres
died 1 September 1067 Lille, Duchy of Lower Hainault
buried Lille, Duchy of Lower Hainault

mother:
*Adáele (Alix) Princess of France
born 1003 France
died 8 January 1079 Monastáere De L'Ordre De St. Benoist, Messines, France
buried Monastáere De L'Ordre De St. Benoist, Messines, France
married 1028

siblings:
*Matilda Countess of Flanders Queen of England
born about 1031 Flandres died 2 November 1083 Caen, Normandie
buried Eglise De La Sainte Trinitâe, Caen, Normandie
*Baudouin VI (I) Count of Flanders and Hainault born 1030 Flandres
died 17 July 1070 buried Abbaye de Hasnon
*Richard "Forestarius" (Forester) de Flanders born about 1030 Flanders
died about 1080 Scotland
Henry Count of Flanders born about 1035 Flandres

spouse:
*Gertrud Princess of Saxony
born about 1028 Schweinfurt, Unterfranken, Bavaria
died 4 August 1113
married 1063

children:
*Gertrude de Flanders born about 1064 Flanders, Belgium died 1117
Robert II Count of Flanders born 1065 <Flanders, Belgium> died 5 October 1111 Meaux, France

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com