Adelaide of Vermandois (died 23 September 1120) was ''

suo jure ''Suo jure'' is a Latin phrase, used in English to mean 'in his own right' or 'in her own right'. In most nobility-related contexts, it means 'in her own right', since in those situations the phrase is normally used of women; in practice, especi ...

'' Countess of Vermandois and Valois from 1080 to 1102. She was the last landed ruler of the

Carolingian dynasty The Carolingian dynasty ( ; known variously as the Carlovingians, Carolingus, Carolings, Karolinger or Karlings) was a Franks, Frankish noble family named after Charles Martel and his grandson Charlemagne, descendants of the Pippinids, Arnulfi ...

. Adelaide was the daughter of Herbert IV, Count of Vermandois and Adele of Valois. By 1080, Adelaide married

Hugh Hugh is the English-language variant of the masculine given name , itself the Old French variant of '' Hugo (name)">Hugo'', a short form of Continental Germanic Germanic name">given names beginning in the element "mind, spirit" (Old English ). ...

, son of the Capetian King

Henry I of France Henry I (4 May 1008 – 4 August 1060) was King of the Franks from 1031 to 1060. The royal demesne of France reached its smallest size during his reign, and for this reason he is often seen as emblematic of the weakness of the early Capetians. ...

and younger brother of

Philip I of France Philip I ( – 29 July 1108), called the Amorous (French: ''L’Amoureux''), was King of the Franks from 1060 to 1108. His reign, like that of most of the early Capetians, was extraordinarily long for the time. The monarchy began a modest recove ...

. Hugh became Count of Vermandois, following Adelaide's father's death. In 1104, Adelaide married

Renaud II, Count of Clermont-en-Beauvaisis Renaud II of Clermont (''Renaud/Rainald II de Clermont''; 1075–1152) was son of Hugh I, Count of Clermont-en-Beauvaisis and Marguerite de Roucy (daughter of Hilduin IV, Count of Montdidier). Renaud became Count of Clermont-en-Beauvaisis upon his f ...

. By this marriage, Adelaide had a daughter, Margaret of Clermont. In 1102, Adelaide was succeeded by her son, Ralph I. Adelaide died in 1120, being the last Carolingian to hold the County of Vermandois.

Issue

Adelaide and Hugh had: * Matilda (), married Ralph I of Beaugency * Beatrice (), married Hugh IV of Gournay * Elizabeth of Vermandois, Countess of Leicester, (died 1131) married, firstly, Robert de Beaumont, 1st Earl of Leicester and secondly, William de Warenne, 2nd Earl of Surrey *

Ralph I, Count of Vermandois Ralph I of Vermandois (French language, French: ''Raoul Ier'') (d. 14 October 1152) was Count of Vermandois. He was a son of Hugh, Count of Vermandois and his wife, Adelaide, Countess of Vermandois. Ralph was a grandson of Henry I of France, whil ...

* Constance, married Godfrey de la Ferté-Gaucher * Agnes (), married Boniface of Savone * Henry (died 1130), Lord of Chaumont en Vexin * Simon (died 1148), bishop of Noyon and Tournai * William Adelaide and Renaud had: * Margaret of Clermont

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* * * * * * * * {{s-end Counts of Vermandois Counts of Valois Herbertien dynasty Vermandois, Countess of, Adelaide 11th-century French nobility 12th-century French nobility 1120 deaths 11th-century countesses regnant 12th-century countesses regnant 11th-century French women 12th-century French women