Marie married Alphonso of Brienne, Count of Eu in 1249. Alphonso (son of John I de Brienne, King of Jerusalem and Berengaria of Leon, Empress of Constantinople) was born about 1225; died on 13 Sep 1270 in Carthage; was buried on 22 May 1271 in St.Martin Capel, St.Denis Abbey. [Group Sheet] [Family Chart]
Family/Spouse: Beatrix de Chastillon. Beatrix (daughter of Guy (Guion) III of Chastillon, Count of Saint-Pol and Matilde de Brabant) died in 1304 in St.Pol; was buried in Cercamp Abbey, Artois. [Group Sheet] [Family Chart]
Family/Spouse: Jehanne de Guines. Jehanne (daughter of Baudouin de Guines, Châtelain de Bourbourg and Catherine de Montmorency,) died in 1332 in Guerville, Eu; was buried in Foucarmont Abbey. [Group Sheet] [Family Chart]
Family/Spouse: Jeanne (Jehanne) de Mello, Lady of Lormes and Château-Chinon. Jeanne (daughter of Dreue IV de Mello, Seigneur de Lormes and Jehanne de Tocy) died in 1351. [Group Sheet] [Family Chart]