Simon I of Montfort or Simon de Montfort ( â 25 September 1087) was a French nobleman. He was born in Montfort l'Amaury, near Paris, and became its lord. He was the son of Amaury I de Montfort and Bertrade. At his death he was buried about away in ÃÂpernon, because it was the site of the fortress he was instrumental in constructing.
Simon I first married Isabel de Broyes (b. 1034 in Broyes, Marne), daughter of Hugh Bardoul. Their children were:
Simon I's second marriage was to Agnes d'ÃÂvreux (b. 1030), daughter of Richard, Count of ÃÂvreux. Their children were: