Baudouin VI de Hainaut, Count of Flanders, Count of Hainaut, Latin Emperor, was born July 1172 to Baudouin V de Hainaut (1150-1195) and Margaret I of Flanders (c1143-1194) and died 11 June 1205 in Veliko Tarnovo, Bulgaria of unspecified causes. He married Marie de Champagne (c1174-1204) 6 January 1186 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996). Ancestors are from Germany, France, the United Kingdom, the Netherlands, Belgium.


Offspring of Baudouin de Hainaut and Marie de Champagne (c1174-1204)
Name Birth Death Joined with
Jeanne de Hainaut (c1199-1244) 1199 Valenciennes 5 December 1244 Marquette Fernando de Portugal (1188-1233)
Thomas II de Piémont (1199-1259)

Margaret II, Countess of Flanders (1202-1280) 2 June 1202 10 February 1280 Ghent, East Flanders, Flanders, Belgium Bouchard IV d'Avesnes (1182-1244)
Guillaume II de Dampierre (1196-1231)

Namesakes of Baldwin I of Constantinople (1172-1205)

 Birth placeDeath placeFatherMotherJoined with
Baldwin I of Constantinople (1172-1205)Veliko Tarnovo, BulgariaBaudouin V de Hainaut (1150-1195)Margaret I of Flanders (c1143-1194)Marie de Champagne (c1174-1204)
Baudouin IV de Hainaut (1108-1171)Baldwin III de Hainaut (-1120)Yolanda van Gelre (-1131)Alix de Namur (1109-1168)
Baudouin V de Hainaut (1150-1195)Baudouin IV de Hainaut (1108-1171)Alix de Namur (1109-1168)Margaret I of Flanders (c1143-1194)+Unknown mistress

Common ancestors of Baldwin I of Constantinople (1172-1205) and Marie de Champagne (c1174-1204)

  1. Adèle of France (1009-1079)
  2. Baldwin V of Flanders (1012-1067)
  3. Bernhard II von Sachsen (990-1059)
  4. Eilika von Schweinfurt (1000-1059)
  5. Gertrud von Sachsen (1033-1113)

Footnotes (including sources)

‡ General