Jean married Margaret Plantagenet on 9 Jul 1290 in Westminster, London, England. Margaret (daughter of Edward I Longshanks Plantagenet and Comtesse de Ponthieu Eleanor de Castilla) was born on 11 Sep 1275 in Windsor, Berkshire, England; died in 1318 in Brussels (Bruxelles), Belgium; was buried in 1318 in Brussels (Bruxelles), Belgium. [Group Sheet] [Family Chart]
Jean married Marie d'Everaux on 19 Jan 1310 in Belgium. Marie (daughter of Comte d'Evreux Louis Capet d'Everaux and Marquerite d'Artois) was born in 1303; died on 31 Oct 1335. [Group Sheet] [Family Chart]
Family/Spouse: Louis de Male. [Group Sheet] [Family Chart]
Family/Spouse: Wenceslaus of Luxenbourg. [Group Sheet] [Family Chart]
Joanna married Count of Hainaut William II d'Avesnes in 1334 in France. William (son of Count of Hainaut William d'Avesnes, I and Jeanne Valois) was born about 1317 in Seine-Maritime, Haute-Normandie, France; died on 26 Sep 1345 in Warns, Nijefurd, Friesland, Netherlands. [Group Sheet] [Family Chart]
Family/Spouse: Phillip of Rouvres. [Group Sheet] [Family Chart]
Family/Spouse: Holy Roman Emperor Louis IV Wittelsbach. Louis was born in 1282; died in 1347. [Group Sheet] [Family Chart]