Simon [I] de Montfort Seigneur de Montfort l'Amaury

  General Notes:

SIMON de Montfort, son of AMAURY [I] Seigneur de Montfort & his wife Bertrade --- (-25 Sep [1087], bur Epernon). "Ivo de Curba villa" dedicated "ecclesiæ Sanctorum Martyrum Gervasii et Protasii Cheonis" by charter dated to [1048/61], witnessed by "...Amalricus de Sparnoto, Simon et Mainerius filii eius...". "Amalricus miles" founded the priory of Saint-Thomas d´Epernon, with the consent of "conjugis mee…Bertredis…et filiorum meorum…Simonis…atque Mainerii", by charter dated [11 Apr 1052/Jul 1053]. He succeeded his father as Seigneur de Montfort and completed the construction of the castle known as Montfort-l'Amaury which was started by his father "…Simon de Monte forti…" witnessed the charter dated 29 May 1067 under which Philippe I King of France confirmed the possessions of Saint-Martin-des-Champs. "Mainerium, fratrem Symonis de Monte Forti" donated property, with the consent of "Simone fratre eius comiteque Belli Montis Ivonis", by charter dated to before 1091, which also names "domnus Simon, filio suo Amalrico".

m firstly ISABELLE de Broyes dame de Nogent-le-Roi, daughter of HUGUES [I] "Bardoul" de Broyes & his wife Alvidis ---. Her parentage and marriage are confirmed by a charter dated 1160 under which Louis VII King of France confirmed donations to the abbey of Colombs near Nogent, including donations made by "Hugo…Bardulfus…et Simon de Monteforti gener eius et successor". The primary source which confirms her name has not yet been identified. The Historia of Monk Aimon records that "dominam de Novigento" married the lord of "Montifortem et Sparnomum", although the passage is confused as it appears to refer to the paternal grandparents of Simon, husband of Isabelle.

m secondly ---. The primary source which confirms her marriage has not yet been identified.

m thirdly AGNES d'Evreux, daughter of RICHARD Comte d'Evreux [Normandie] & his wife Godechildis ---. Orderic Vitalis says that she was the uterine sister of Ralph de Tosny who "carried her away by night" and gave her in marriage to Simon de Montfort, receiving in return Simon's daughter Isabel as his wife. In other passages he names her and specifies that she was the daughter of Richard and sister of Guillaume.

Simon & his first wife had three children: Amaury, Isabelle and Guillaume.

Simon & his third wife had four children: Richard, Simon, Bertrade and Amaury. ⁴

Simon married Isabelle de Broyes Dame de Nogent-le-Roi, daughter of Hugues I de Broyes Seigneur de Broyes and Unknown.

Simon next married Agnès d'Évreux, daughter of Richard d'Évreux Comte d'Évreux and Godechildis.^{1 2 3}