Baldwin married Princess Judith Martel OF FRANCE in Auxerre, Yonne, Bourgogne, France. Judith (daughter of Charles II "the Bald" OF FRANCE and Countess Ermentrude OF ORLEANS) was born about Oct 844; died after 870. [Group Sheet]
Baldwin married Elfrida OF ENGLAND. Elfrida (daughter of Alfred 'the Great' KING OF WESSEX and Lady Ealhswith OF MERCIA) was born about 873 in Wessex, England; died on 7 Jun 929 in Flanders, France. [Group Sheet]
Arnulf married Countess Adela 'Alix' DE VERMANDOIS. Adela (daughter of Count Heribert II DE VERMANDOIS and Richilda DE NEUSTRIA) was born about 895 in Vermandois, Aisne, Picardy, France; died on 10 Oct 960 in Bruges, Aquitaine, France; was buried in St. Pierre Abbey, Gand, Flandres, France. [Group Sheet]
Baldwin married Matilda OF SAXONY. [Group Sheet]