Guillaume de Urgell comtes de Forcalquier

  Noted events in his life were:

• Web Reference: Charles Cawley's Medieval Lands, Guilhem de Urgell.
"Adalais comitissa Fulcheriensis et mater mea Adalais et filius meus Willelmus marchio Provincie" restored "mediatem…castri…Lurs" to the bishop of Sisteron by charter dated 1110 [Gallia Christiana Novissima, Tome I, Aix, Instrumenta, Sisteron, Col. 449, no. XII. Monfar names "Guillermo" as the son of Armengol (IV) by his second marriage, citing no primary source on which the statement is based, and adds that he inherited his mother´s property and was called "conde de Niza" [Monfar y Sors, D. (1853) Historia de los condes de Urgel (Barcelona) Tomo I, p. 356].