JEAN de Montréal, son of ANSERIC [I] Seigneur de Montréal & his wife Adelaide de Pleurre (-Acre 7 Jul 1189). "Ansericus de Monteregali…Ansericus filius eius…Johannes minor frater eiusdem et eorum mater Aalidis, Heluis filia eius" attested the donation to Reigny by "Ivo de Avalone" by charter dated 1164[920]. "Ansericus de Monteregali" donated property to the church of Notre-Dame de Montréal, for the soul of "Alaydis uxoris meæ" and with the consent of "Ansericus et Johannes filii mei et Sybilla predicti Anserici uxor", by charter dated 1170[921]. Seigneur d’Arcis-sur-Aube. "Ansericus dominus Montis Regalis", leaving for Jerusalem, donated property to the priory of Saint-Bernard de Montréal by charter dated 1189, witnessed by "dominus Joannes de Arceis frater meus…"[922]. "Johannes de Arcies", leaving for Jerusalem, donated rights to the churches of Escharlis and Fontaine-Jean, with the consent of "Helissanz uxor mea", by charter dated 1189, witnessed by "dominus Ansericus de Monte-Regali, Guido de Dampetro, Gaucherius dominus Castri-Rainardi…"[923]. The necrology of Notre-Dame de Montréal records the death "7 Jul" of "Johannes de Arcis frater domini Anserici, domini de Monte Regali"[924].
m as her first husband, HELISENDE de Joigny, daughter of RENARD [IV] Comte de Joigny & his wife Adela de Nevers (-26 Feb after 1226). The primary source which confirms her parentage has not yet been identified. Her first marriage is indicated by the Chronicle of Alberic de Trois-Fontaines which records the departure on crusade in 1219 of "comes Milo de Barro super Sequanam cum filio suo Galthero et cum Iohanne de Arceis filiastro suo"[925]. "Johannes de Arcies", leaving for Jerusalem, donated rights to the churches of Escharlis and Fontaine-Jean, with the consent of "Helissanz uxor mea", by charter dated 1189[926]. She married secondly Milon Comte de Bar-sur-Seine. “Milo comes Barri super Sequanam” confirmed a purchase by the people of Bar, with the consent of “uxoris mee Helissendis”, by charter dated [29 Mar/17 Apr] 1199[927]. "Helisendi uxore sua et Galtherio filio suo" consented to the donation by "Milo comes Bari super Secanam" to Hôtel-Dieu, Châteaudun confirmed by charter dated 12 Oct 1199[928]. "Milo comes Barri super Sequanam" made donations to the abbey of Mores by charter dated 1210, with the consent of "uxoris mee Elissendis et filii mei Gaucherii"[929]. "Milo comes Barri super Sequanam" confirmed donations to the abbey of Mores by charter dated 1206[930]. "Millo comes Barri super Secanam et Elixanda uxor mea et Gaucherus filius meus" founded the Hospital of Bar-sur-Seine by charter dated 1210[931]. "Milo comes Barri super Sequanam et Elissendis comitissa et Galaherius filius eorum" confirmed donations to the abbey of Mores by charter dated Feb 1218, with the consent of "uxoris mee Elissendis et filii mei Gaucherii"[932]. “Helisendis comitissa Barri super Secanam” donated her rights in “domo monachorum de Vilael" to "abbatem…Majoris Monasterii", for the souls of "Milonis mariti mei, comitis Barri, et filiorum meorum Johannis et Gaucherii", by charter dated [30 Mar/18 Apr] 1226[933]. The necrology of the Abbaye des Clairets records the death "IV Kal Mar" of "Helisendis…comitissa Barri super Sequanam"[934].
Jean & his wife had three children