Baudouin IV "Le Barbu", Count Of Flandres 1
- Born: Abt 967-968, Of, , Flandres, France
- Marriage: Otgive De Luxembourg Abt 1004, Of, , Flanders, France
- Died: 30 May 1036-1039, , , Flandres, France, about age 69
Ancestral File Number: 9R45-CV.
Baudouin married Otgive De Luxembourg, daughter of Frederic I Count Of Luxembourg and Irmtrud Countess Of Gleiberg, about 1004 in Of, , Flanders, France. (Otgive De Luxembourg was born about 986 of Flanders, France and died on 21 Feb 1030 in Flanders, France.)