Baldwin IV of Flanders
Known as “the Bearded”.
Marquis of Flanders.
Events
Date of Birth: perhaps about 980 or 985.
Place of Birth: unknown.
This estimate is given by Baldwin.
Date of Death: 29 or 30 May 1035.
Place of Death: unknown.
The date is given by Baldwin. Althoff (p. 399) gives 29 May 1035.
Relationships
Father: Arnulf II of Flanders (died 988).
This relationship is given by père Anselme (2:715), by Koch, and by Baldwin.
Mother: Rozala alias Susanna, daughter of Berengar II, king of Italy.
This relationship is given by père Anselme (2:715), by Koch, and by Baldwin.
Spouse: Otgiva of Luxemburg (died 1030).
This relationship is given by père Anselme (2:716) and by Baldwin.
Spouse: a daughter of Richard II, duke of Normandy.
This relationship is given by père Anselme (2:716) and by Baldwin. Père Anselme calls her Alienor, which Baldwin states has no good evidence to support.
Children (by Otgiva):
Baldwin V (died 1 September 1067), marquis of Flanders, married Adèle de France.
Children (by a daughter of Richard II):
Judith (died 5 March 1094) married (1) Tostig, earl of Northumbria; married (2) Welf I, duke of Bavaria.
References
Althoff, Gerd. Adels- und Königsfamilien im Spiegel ihrer Memorialüberlieferung: Studieren zum Totengedenken der Billunger und Ottonen. (München: Wilhelm Fink Verlag, 1984).
Anselme de Sainte-Marie. Histoire Généalogique et Chronologique de la Maison Royale de France, des Pairs, Grands Officiers de la Couronne, de la Maison du Roy et des Anciens Barons du Royaume. 9 Volumes (Paris: 1726-1733).
Baldwin, Stewart. “Baldwin IV "the Bearded" (Baudouin IV le Barbu, Balduinus Barbatus)” in The Henry Project.
Eickels, Karl van. Flandern genealogical table in volume 9 of Lexikon des Mittelalters. Munich: LexMA-Verlag, 1980-1998.
Koch, A.C.F. "Balduin IV. der Bärtige" in Lexikon des Mittelalters. Band 1 (Stuttgart: 1980).
Tanner, Heather J. Families, Friends, and Allies: Boulogne and Politics in Northern France and England c. 879 - 1160. (Brill: 2004).