Baldwin IV "the Bearded," Marquis of Flanders

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Baldwin IV "the Bearded," Marquis of Flanders, son of Arnulf II, Count of Flanders and Rosela "Susanna", was born between 980 and 985.1,2,3 He died 30 May 1036.2,3

Baldwin married (1) Otgiva of Luxemburg, daughter of Frederick I "of Luxemburg," Count and NN, in 1012;2 he was execommunicated for having abandoned his wife, about 987;3 he married (2) an unnamed daughter of Richard II, Duke of Normandy.1

Family 1

Otgiva of Luxemburg b. bt 980 - 995, d. 21 Feb 1030

Family 2



  1. [S1954] Stewart Baldwin, The Henry Project: The Ancestors of King Henry II of England: An Experiment in Cooperative Medieval Genealogy on the Internet,, accessed 1 Aug 2016. Hereinafter cited as Baldwin, The Henry Project.
  2. [S89] Frederick Lewis Weis, Walter Lee Sheppard Jr. and David Faris, Ancestral Roots of Certain American Colonists Who Came to America before 1700: The Lineage of Alfred the Great, Charlemagne, Malcolm of Scotland, Robert the Strong, and Some of Their Descendants, 7th ed. (Baltimore, Maryland: Genealogical Publishing, 1992), 162-21, further cited as Weis, Sheppard, and Faris, Ancestral Roots, 7th ed.
  3. [S1947] Douglas Richardson, Royal Ancestry: A Study in Colonial and Medieval Families, Five vols. (Salt Lake City, Utah: s.p., 2013), 5:496 (App B9), further cited as Richardson, Royal Ancestry.
  4. [S89] Weis, Sheppard, and Faris, Ancestral Roots, 7th ed., 162-22.
  5. [S1947] Richardson, Royal Ancestry, 5:496 (App B10).
This person was last edited on9 May 2019