Bertha Welf de Bourgogne was born 967 to Conrad III de Bourgogne (c925-993) and Mathilde (943-c981) and died 1016 of unspecified causes. She married Odo de Blois (950-996) 983 JL . She married Robert II of France (972-1031) 996 JL . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899). Ancestors are from France, the United Kingdom, Germany, Belgium.

According to Italian Wikipedia, Bertha married a third time to Arduin of Ivrea (955-1015), and had seven more children.


Offspring of Bertha de Bourgogne and Odo de Blois (950-996)
Name Birth Death Joined with
Robert de Blois (?-c988) 988
Theobald II de Blois (c985-1004) 985 11 July 1004
Odo II de Blois (c983-1037) 983 15 November 1037 Bar Matilda of Normandy (?-1006)
Irmengarde d'Auvergne (c995-1040)

Thierry de Blois (?-996) 996
Agnes de Blois (c987-c1034) 987 1034 Geoffroy II de Thouars (990-1055)

Roger de Blois (?-?) 24 June 1024

Common ancestors of Bertha de Bourgogne (967-1016) and Odo de Blois (950-996)

  1. Adelaide of Tours (820-866)
  2. Bivin of Gorze (810-863)
  3. Charles the Bald (823-877)
  4. Richildis (c810-?)
    Common ancestors of Bertha de Bourgogne (967-1016) and Robert II of France (972-1031)
  1. Adelaide of Tours (820-866)
  2. Hedwige de la Marche (?-903)
  3. Heinrich von Sachsen (876-936)
  4. Henri de la Marche (830-886)
  5. Ingeltrude di Friuli (c836-867)
  6. Liudolf von Sachsen (c806-866)
  7. Matilda von Ringelheim (c895-968)
  8. Otto I von Sachsen (836-912)

Footnotes (including sources)

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