He succeeded in 1072 as , son of RAOUL [III] le Grand Comte de Valois & his first wife Aelis de Bar-sur-Aube (-[30 Sep/1 Oct] 1080 Rome, bur 1082 Rome St Peter).The Vita Simonis records a ficitional speech of William I King of England in which he offers his (unnamed) daughter's hand to Simon, specifying that she had previously been betrothed to "regis Hispaniarum Anfursi et Roberti principis Apuli".After some delay due to unfavourable weather conditions, the army set sail for England from Saint-Valry-sur-Somme , marched north to Canterbury, then west to Winchester where he captured the royal treasury.He proceeded to London where he was crowned as WILLIAM I "the Conqueror" King of England at Westminster Abbey, possibly by Ealdred Archbishop of York who may have officiated because of doubts concerning the validity of the appointment of Stigand as Archbishop of Canterbury.The genealogy of the kings of England after the Norman Conquest of 1066 is so well known that it needs little introduction.
Her birth date is estimated bearing in mind that marriage frequently took place in early adolescence at the time, and also because Adela clearly continued to bear children until her husband's death.
Orderic Vitalis records that King William sent Mathildem back to Normandy in light of the rebellions in England and to preserve intact provinci..Rodberto puero [referring to their eldest son], dated to 1069). Richardum..Henricum, adding that Robert succeeded to ducatum Normanni.
Guillaume of Jumiges records that Duke Guillaume and his wife Balduinum Flandri comitem...filiam regali ex genere descendente... Orderic Vitalis names Rotbertum..Ricardum, Willermum et Henricum as the sons of Willermus Normanni dux and his wife Mathildem Balduini ducis Flandrensium filiam, neptem..sorore Henrici regis Francorum After unsuccessfully aspiring to govern Normandy and Maine during the lifetime of his father, Robert rebelled in 1079 and went into exile in Flanders: Orderic Vitalis records the rebellion of Robert, son of King William I, and his departure from Normandy accompanied by Rodbertus de Bellismo et Guillelmus de Britolio, Rogerius Ricardi de Benefacta filius, Rodbertus de Molbraio et Guillelmus de Molinis, Guillelmus de Ruperia, dated to [1077/78], and their journeys during five years of exile.
The necrology of Chartres cathedral records the death "VII Id Dec" of "Adeliza filia regis Anglorum", stating that her father made a donation for her soul.
She is not named as a daughter of King William by either William of Malmesbury or Orderic Vitalis.