ALIX de Bourgogne ([1233]-20 Oct 1273, bur Louvain, Dominican Church). The Annales Parchenses records the marriage in 1253 of "Heinricus dux" and "filiam ducis Burgundie…Aeliden"[414]. The Oude Kronik van Brabant records that "Henricus tertius…inducatu Lotharingie" married "Aleidem filiam Hugonis ducis Burgundie"[415]. Regent of Brabant 1261-1268 during the minority of her son. The testament of “Hugo dux Burgundiæ”, dated Sep 1272, bequeathed property to “filiam meam...dominam Alasiam ducissam Brabantie”[416]. She corresponded with St Thomas Aquinas, who dedicated his Du Gouvernement du Prince to her[417]. The necrology of Maubuisson records the death "XIII Kal Nov" of "domina Aalipdis ducissa Brabancie mater domine Marie…regina Francie"[418]. The Oude Kronik van Brabant records the death in 1262 (misdated) of "ducissa…Aleydis de Burgundia…fundatrix monasteriorum tam in Lovanio quam in Oudergheem" and her burial with her husband "apud Fratres Predicatores"[419]. m (1251 after 21 Jul) HENRI III " le Pacifique/le Débonnaire" Duke of Brabant, son of HENRI II Duke of Brabant & his first wife Marie of Germany [Hohenstaufen] (-Louvain 28 Feb or 1 Mar 1261, bur Louvain, Dominican Church).