Dorothea von Österreich, Frau zu Falkenburg, Durbuy und Dalem 1516 - 1572 (1516–1572) Parents Maximilian I Children Maximilian von Ostfriesland, Graf von Falkenburg Siblings Francis of Habsburg Cornelius of Austria Margaret of Edelsheim George of Austria Philip I of Castile Leopoldo de Austria Margaret of Austria, Duchess of Savoy Barbara von Rottal Barbara Disquis Partners Johan I of East Frisia