Jean I Ivrea-Bourgogne de Chalon-Arlay, Lord of Arlay, was born circa 1259 to Jean de Chalon (1190-1267) and Laurette de Commercy (c1240-1276) and died 13 February 1315 of unspecified causes. He married Marguerite de Bourgogne (c1265-aft1300) 1280 JL . He married Alix of Flanders (?-aft1316) 1312 JL . Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s, Rollo of Normandy (860-932)/s.
Note that we follow German Wikipedia, which is better documented. English and French Wikipedia have a different second wife, and only a single child.
|Offspring of Jean I de Chalon-Arlay and Marguerite de Bourgogne (c1265-aft1300)|
|Hugues de Chalon-Arlay (c1281-1322)||1281||4 December 1322||Beatrix de la Tour du Pin (?-1347)|
|Jean de Chalon-Arlay (?-1335)|
|Isabelle de Chalon-Arlay (?-c1355)|
|Offspring of Jean I de Chalon-Arlay and Alix of Flanders (?-aft1316)|
|Catherine de Chalon-Arlay (?-1355)|