Wer heiratete Dietrich II. (Lothringen)?

Dietrich II. (* vor 1065; † 30. Dezember 1115) aus dem Haus Châtenois war seit 1070 Herzog von Oberlothringen, Graf im Elsassgau und Vogt von Remiremont. Er war der älteste Sohn des Herzogs Gerhard von Oberlothringen und der Hedwig von Namur.

Hedwig of Formbach (c. 1058 – c. 1090) was the daughter of Frederick, count of Formbach and of Gertrude of Haldensleben, and heiress to Süpplingenburg Castle. She was the mother of Emperor Lothair II.

Gertrude of Flanders (c. 1070–1117), was a Countess of Louvain and Landgravine of Brabant by marriage to Henry III, Count of Leuven, and a Duchess of Lorraine by marriage to Theodoric II, Duke of Lorraine. At the time the duchy was the upper Lorraine, since 959 separated from the duchy of Lower Lorraine.