Seigneur Guillaume I dit "le Champenois" DE CHAMPLITTE Vicomte de Dijon. Prince of Achaia
- Born: Abt 1160
- Married (2): 1196
- Died: 1210
The Chronicle of Alberic de Trois-Fontaines names "de Chanlita Odo et Guilelmus filius Odonis". 1185/96. Seigneur de Landrechies. Vicomte de Dijon. "Willelmus dominus Marchie et frater Odonis Chanliti" donated property to Auberive for the soul of "fratris mei Huonis", with the consent of "Aalis uxor mea", by charter dated 1196. Villehardouin names "Eudes le Champenois de Champlitte and his brother Guillaume" when recording that they joined the Fourth Crusade in Sep 1200 at Cîteaux. Bonifazio Marchese di Monferrato, King of Thessaloniki, appointed Guillaume de Champlitte to hold Peloponnesus which he conquered with Geoffroy de Villehardouin. In 1205, he assumed the title GUILLAUME Prince of Achaia. He was able to take control of most of the peninsula with little opposition from the Greeks whom he treated as allies, averting anarchy and civil war. On hearing of the death of his older brother in 1208 he left for Burgundy to claim his inheritance, appointing a commission under the presidency of Geoffroy de Villehardouin to divide Morea into fiefs, with his nephew Hugues as his bailly in Achaia. Guillaume died on the journey home in Apulia, followed by Hugues soon after, leaving Villehardouin as bailly until the next of kin arrived from France. The Livre de la Conqueste de la Morée records that “li Champenois” appointed “un sien cousin…Robert” to succeed him in Achaia but that his arrival in Greece was delayed by the machinations of Geoffroy de Villehardouin beyond the year and one day provided for in documentation agreed with Guillaume de Champlitte, failure to comply with which would result in Geoffroy being declared heir. m firstly ALAIS [de Montréal] dame de Meursault, daughter of ---. "Willelmus dominus Marchie et frater Odonis Chanliti" donated property to Auberive for the soul of "fratris mei Huonis", with the consent of "Aalis uxor mea", by charter dated 1196. The primary source which confirms her possible origin has not yet been identified. m secondly (1196, divorced 1199) as her second husband, ELISABETH de Mont-Saint-Jean, widow of AIMON Sire de Marigny connétable de Bourgogne, daughter of HUGUES de Mont-Saint-Jean & his wife Elisabeth de Vergy. She married thirdly (1200) as his second wife, Bertrand de Saudon. m thirdly (1200) as her second husband, EUSTACHIE de Courtenay Dame de Placy-sur-Armancon, widow of GUILLAUME de Brienne, daughter of PIERRE de France Seigneur de Courtenay & his wife Elisabeth Dame de Courtenay (6 Apr -after 1235). "Eustachia uxor defuncti Guillelmi de Brena" confirmed her husband´s deathbed donation to Quincy by charter dated 1199. The primary source which confirms her parentage and second and third marriages has not yet been identified. She married thirdly () as his third wife, Guillaume [I] Comte de Sancerre. The necrology of La Chartreuse de Bellary records the death "6 Apr" of "Eustache comtesse de Sancerre".
Guillaume married Alix DE MONTRÉAL dame de Meursault, daughter of Seigneur Anséric III DE MONTRÉAL and Sibylle DE BOURGOGNE Dame de Meursault. (Alix DE MONTRÉAL dame de Meursault was born after 1170 and died in 1196.)
Guillaume also married Elisabeth DE MONT-SAINT-JEAN, daughter of Hugues II DE MONT-SAINT-JEAN and Elisabeth DE VERGY, in 1196. The marriage ended in divorce in 1199.
Guillaume also married Eustachie DE COURTENAY Dame de Pacy-sur-Armançon, daughter of Pierre DE FRANCE Comte de Courtenay and Elizabeth DE COURTENAY. (Eustachie DE COURTENAY Dame de Pacy-sur-Armançon was born about 1162 in Pacy-sur-Armançon, Yonne, Bourgogne, France and died after 1248.)