*Sigfried Le Danois Count of Guisnes
born Abt 0905 Of Guisnes, Picardie, France
died 0965

father:
*Gottfried Prince of Denmark King of Haithabu
born Abt 0852 Of Denmark
died 0885

mother:
*Gisela Princess of Lorraine
born Abt 0869 Lorraine
died 0908
married 0882 Of Lorraine

siblings:
*Ludmilla Ragnhildis of Frieseland Countess of Ringelheim
born about 0858 Germany

spouse:
*Elstrude De Flanders
born Of Flandres
married Abt 0930 Of Guisnes, Neustria

children:
*Ardolph Count of Guisnes born Abt 0930 Of, Guisnes, Neustria
Hâeloèise De Guisnes born Abt 0926 Of Guisnes, Neustria

biographical and/or anecdotal:

notes or source:
LDS
The spouse is given as Elstrude of Flanders but she was born in 0930, married in 0930 and had a child in 0930?
Maybe Elstrude is a child from an earlier union of Arnoul I of Flanders who was born in 889.
He married Alix Vermandois in 930 as well.