Matilda of Sulzbach

She was a daughter of Berengar II, Count of Sulzbach (c. 1080 – 3 December 1125)^{[citation needed]} and his second wife Adelheid of Wolfratshausen. The identity of her mother is mentioned in the "Kastler Reimchronik", Vers 525.

Matilda married Engelbert III of Istria. Her husband witnessed the granting of the Privilegium Minus creating the Duchy of Austria. They had four children:^{[citation needed]}