Mathilde Carinthia von Sponheim (d. 13 Dec 1160/1).[1][2]
Parents
Father: Engelbert Sponheim, Marchese di Istria, later Duke of Carinthia (d. 12/13 Apr 1141).[3]
Mother: Uta Ratpotonen von Passau (d. 09 Feb 1150), dau. of Ulrich Ratpotonen, Graf von Passau and Adelheid von Lechsgemünd.[4]
Marriage
m. (1123/5) Thibaut IV 'le Grand/le Vieil', Comte de Blois et II Comte de Champagne (1090/5 - 10 Jan 1152), son of Etienne, Comte de Blois and Adela of England.[5][6] Issue: 10.[7]
Henri I 'le liberal', Comte de Champagne et de Brie (1126 - 17 Mar 1181 Troyes)
Marie (1128 -11 Mar or 7 Aug 1190)
m. Eudes II, Duke of Burgundy. Later Abbess of Fontevrault
Thibaut V 'le bon', Comte de Blois (c. 1130 - 1191 Acre)
Isabelle
m.1 Roger, Duke of Apulia
m.2 Guillaume V Goët de Montmirail Baron du Perche-Goët
Etienne, Comte de Sancerre (d. 1191 Acre)
Guillaume -called White Hands (d. 7 Sep 1202 Laon), Bishop of Artres (1164); Archbishop of Sens (1168); Archbishop of Reims (1176).
Mathilde (d. 01 Jan 1184)
m. Rotrou II, Comte de Perche
Agnes (d. 07 Aug 1207)
m. Renaud II, Comte de Bar (d. 25 Jul 1170).
Alix (c. 1140 - 04 or 13 Jun 1206 Paris)
m. Louis VII, King of France
Marguerite (d. 06 Nov) nun at Fontevrault
Sources
Primary
Chronicle of Alberic de Trois-Fontaines
Orderic Vitalis
Montiérender donation charter (1139)
necrology of Saint-Etienne, Troyes
property charter (c. 1125/49)
Secondary
Cawley, C. (2006). Medieval Lands v.4. Fmg.ac. Web.
Thank you!