Margaret I d'Alsace of Flanders, Countess regnant of Flanders, was born circa 1143 to Thierry of Flanders (1100-1168) and Sibylla of Anjou (1116-1165) and died 15 November 1194 of unspecified causes. She married Raoul II de Vermandois (1145-1167) 1160 JL . She married Baudouin V de Hainaut (1150-1195) April 1169 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996). Ancestors are from France, the United Kingdom, Germany, the Netherlands, Belgium.


Offspring of Margaret of Flanders and Baudouin V de Hainaut (1150-1195)
Name Birth Death Joined with
Isabelle de Hainaut (1170-1190) 23 April 1170 Lille 15 March 1190 Paris Philip II of France (1165-1223)

Baudouin VI de Hainaut (1171-1205) July 1172 11 June 1205 Veliko Tarnovo, Bulgaria Marie de Champagne (c1174-1204)

Yolande de Hainaut (1175-1219) 1175 1219 Pierre II de Courtenay (c1155-1219)

Philippe de Namur (1175-1212)
Henri de Hainaut (1176-1216) 1176 1216 Agnes de Montferrat (c1187-c1207)
Maria of Bulgaria (-aft1216)

Sybille de Hainaut (1179-1217) 1179 1217 Paris Guichard IV "le Grand" de Beaujeu (-1216)

Eustache de Hainaut (?-1219)

Common ancestors of Margaret I of Flanders (c1143-1194) and Raoul II de Vermandois (1145-1167)

  1. Constance of Arles (986-1034)
  2. Ermengarde of Anjou (c1018-1076)
  3. Robert II of France (972-1031)
    Common ancestors of Margaret I of Flanders (c1143-1194) and Baudouin V de Hainaut (1150-1195)
  1. Adèle of France (1009-1079)
  2. Albert I de Namur (950-1011)
  3. Baldwin V of Flanders (1012-1067)
  4. Bernard I von Sachsen (c950-1011)
  5. Bernhard I von Sachsen (c950-1011)
  6. Bernhard II von Sachsen (990-1059)
  7. Eilika von Schweinfurt (1000-1059)
  8. Ermengard der Franken (aft970-bef1049)
  9. Ermengarde of Lower Lorraine (aft970-aft1012)
  10. Gerberga von der Wetterau (c960-1036)
  11. Heinrich I von Schweinfurt (975-1017)
  12. Hildegard von Stade (aft965-1011) (.nl)

Footnotes (including sources)

‡ General
₪ Wedding
  • non-consummated, separated

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