Roman Catholic Archdiocese of Clermont with the complicated business of Tetradia, the widow of one Desiderius, and her dealings with Count Eulalius. Pope Urban II came to Clermont in mid-November 1095 to preside at the Council which launched the First Crusade; Pope Paschal II visited the city in 1106; Callistus II on 19 May 1119; Innocent II from mid-November to early-December 1130, where he held a synod; Pope Alexander III from 13 to 19 August 1162, and again from 25 May to 25 June 1165; and, in 1166, Thomas Becket. It was also at Clermont that, in 1262, in presence of St. Louis, the marriage
Simon II of Clermont Simon II of Clermont Simon II of Clermont-Nesle (c. 1210 – 1285/86) was Seigneur (Lord) of Ailly, Maulette and Nesle (in Picardy) . Note that there is a great confusion of names and titles within this family and with people with the same or similar names, as with many other medieval lords because of contradictory and incomplete documents. Simon was the eldest son Raoul I of Clermont-Nesle (c. 1185 – c. 1226), Seigneur of Ailly, Maulette, and perhaps Nesle "jure uxoris" and the Constable of France, who was son of Simon I, Seigneur of Ailly-sur-Noye , younger brother of Raoul