Matilda of Carinthia 12th-century Countess of Champagne (1108–1160) Parents Uta of Passau Engelbert, Duke of Carinthia Children Guillaume aux Blanches Mains Margaret de Champagne Isabelle de Champagne Matilda of Champagne Stephen I of Sancerre Theobald V, Count of Blois Henry I, Count of Champagne Marie of Champagne Adèle of Champagne Agnes of Blois Siblings Hartwig II, Bishop of Regensburg Engelbert III, Margrave of Istria Henri de Carinthie Ulrich I of Carinthia Rapoto I, Count of Ortenburg Ida of Carinthia Partners Theobald II of Champagne
