John married Margaret Of FLANDERS in 1273. Margaret (daughter of Guy De Dampierre Count Of FLANDERS and Isabelle Of LUXEMBOURG) was born about 1253; died on 03 Jul 1285. [Group Sheet] [Family Chart]
Henry married Alice Of BURGUNDY in 1251. Alice (daughter of Hugh IV and Yolande DE DREUX) was born in 1233; died on 23 Oct 1273. [Group Sheet] [Family Chart]
Guy married Isabelle Of LUXEMBOURG. Isabelle (daughter of Henry III "the Blond" Count Of LUXEMBOURG and ? UNKNOWN) died in Sep 1298. [Group Sheet] [Family Chart]