Simon II de Montfort

For other people named Simon de Montfort, see Simon de Montfort (disambiguation).

Simon II de Montfort (c. 1068, Montfort l'Amaury, Ile de France, France – 25 September 1104) was the son of Simon I de Montfort (c. 1025–1087) and Agnès d'Évreux (c. 1030–c. 1087).

He succeeded his brother Richard de Montfort in 1092 as lord of Montfort-l'Amaury. In 1098, he had to sustain a siege led by William II Rufus, King of England and guardian of Normandy in the absence of Robert Curthose, gone to crusade, and Simon successfully fought it off. He died without an heir and left Montfort to his brother, Amaury III.