Herbert IV, Count of Vermandois explained

Herbert IV of Vermandois (1028–1080), Count of Vermandois, was the son of Otto of Vermandois and Parvie (Pavia or Patia).

Family and children

Herbert married Adele of Valois, daughter of Ralph IV of Valois and Adele of Bar-sur-Aube. They had:

• • Adelaide, Countess of Vermandois, (b. Circa 1062 - d. September 23, 1120) - married first to Hugh Magnus, son of Henry I of France and younger brother of Philip I of France, and second to Renaud II, Count of Clermont-Beauvaisis. Odo I, Count of Vermandois^[1] (b. circa 1064 - d. after 1085)
• Gerard (b. 1066 - d. ?)

Adelaide's husband, Hugh, inherited the countships of Vermandois and Valois upon Herbert's death.

Sources

• Book: Crouch, David . The Beaumont Twins:The Roots and Branches of Power in the Twelfth Century . Cambridge University Press . 1986 .
• The Provenance of the Descriptio Qauliter Karolus Magnus: Remembering the Carolingians in the entourage of King Philip I (1060–1108) before the First Crusade . Matthew . Gabriele . 93–117 . Viator . 39 . 2 . 2008 . University of California Press .
• Book: Le Jan, Régine . Famille et pouvoir dans le monde franc (VIIe-Xe siècle) . Publications de la Sorbonne . 2003 .
• Book: Suger . The Deeds of Louis the Fat . Richard C. . Cusimano . John . Moorhead . Catholic University of America Press . 1992 .

Notes and References

1. De Genere Comitum Flandrisium Notae Parisiensis, in MGH, 1881 https://archive.org/details/sim_monumenta-germaniae-historica_1881/page/256/mode/2up