Latin Empress in 1204
Marie of Champagne (c. 1174 – 29 August 1204[1]) was the first Latin Empress of Constantinople by marriage to Emperor Baldwin I. She acted as regent of Flanders during the absence of her spouse from 1202 until 1204.
- ^ Alberic of Trois-Fontaines, Chronica s.a. 1204
(= L. Weiland (ed.), Monum. German. Histor.: Scriptores XXIII, Hannover, 1874, p. 884 Archived 1 February 2018 at the Wayback Machine), Ralph of Coggeshall, Chronicon Anglicanum s.a. 1204 (= Monum. German. Histor.: Scriptores XXVII, Hannover, 1885, p. 354 Archived 2 February 2018 at the Wayback Machine), Renier of St Laurent, Annales s.a. 1204 (= G.H. Pertz (ed.), Monum. German. Histor.: Scriptores XVI, Hannover, 1858, p. 658 Archived 2 February 2018 at the Wayback Machine), Sigebert of Gembloux, Continuatio Bergensis s.a. 1203 (= G.H. Pertz (ed.), Monum. German. Histor.: Scriptores VI, Hannover, 1844, p. 438 Archived 2 February 2018 at the Wayback Machine), Flandria generosa (Continuatio Claromariscensis) 12 (= L.C. Bethmann (ed.), Monum. German. Histor.: Scriptores IX, Hannover, 1861, p. 330 Archived 1 February 2018 at the Wayback Machine), Liber Obituum Ecclesie Beati Petri Insulensis (= É. Hautcœur (ed.), Documents liturgiques et nécrologiques de l'église collégiale de Saint-Pierre de Lille, Lille - Paris, 1895, p. 177), Necrologium Ecclesiæ Collegiatæ Beati Petri Insulensis (= É. Hautcœur (ed.), Documents liturgiques et nécrologiques de l'église collégiale de Saint-Pierre de Lille, Lille - Paris, 1895, p. 313). Philippe Mouskes, Chronique rimée, edited by Frédéric Auguste Ferdinand Thomas de Reiffenberg, vol. 2 (Brussels, 1838), vv. 20375–20380, p. 305).