Guilliaume de Montfort He fought in the First Crusade, but was killed there in battle on 27 August 1101. Guilliaume de Montfort Guilliaume de Montfort () (died 27 August 1101) was a French bishop, most notably the Bishop of Paris from 1095 to 1101. Montfort's date of birth is not known, but it was some time before the death of his father, Simon I de Montfort in 1087. He was Bishop of Yves some time before becoming the Bishop of Paris. In 1095, Pope Urban II held the Council of Clermont at Clermont-Ferrand, France. It excommunicated Philip I of France and Bertrade de
Pope Urban V orders of the antipope Clement VII. The Western Schism caused the process to stop, but it was revived centuries later, and led to the beatification of Urban V on 10 March 1870 by Pope Pius IX. His feast day is celebrated on 19 December, the day of his death. This was decided upon by a General Chapter of the Benedictine Order held in 1414. Pope Urban V Pope Urban V (; 1310 – 19 December 1370), born Guillaume de Grimoard, was Pope from 28 September 1362 until his death in 1370 and was also a member of the Order of