Henri I Count Of Champagne … was born in 1126 and died on March 16, 1180 at the age of 54. He married Marie Of France … in 1164. She was born in 1145 and died on March 11, 1197 at the age of 52.

Marie De Champagne …, daughter of Henri I Count Of Champagne … and Marie Of France …, was born in 1174 and died on August 9, 1204 at the age of 30. She married Baudouin VI Count Of Flanders …, son of Baudouin V-Viii Count Of Flanders … and Margarethe Of Flanders …, on January 6, 1185. He was born in July 1171 and died on July 11, 1205 at the age of 34.

Margarethe Countess Of Flanders & Hainault …, daughter of Baudouin VI Count Of Flanders … and Marie De Champagne …, was born about 1198 and died on February 10, 1279. She married Bouchard D'avesnes …, son of Jacques D'avesnes Conde Et De Lueuze … and Ameline De Guise …, on July 23, 1212. He was born after 1180 and died on September 7, 1244 in Estroeungt. Margarethe Countess Of Flanders & Hainault … and Bouchard D'avesnes … were divorced.