Simon de Montfort, 5th Earl of Leicester

Simon de Montfort, 5th Earl of Leicester, also Simon IV de Montfort (1160-1218) was a Norman knight who took part in the Fourth Crusade in 1202-1204 and was prominent in the Albigensian Crusade. He died at the siege of Toulouse in 1218.

He was the father of the more famous Simon de Montfort, 6th Earl of Leicester.