Page "Hedwig of Silesia" Paragraph 1

The daughter of Count Berthold IV of Andechs and his second wife Agnes of Wettin, she was born at Andechs Castle in the Duchy of Bavaria.

Her elder sister Agnes married King Philip II of France ( annulled in 1200 ) and her sister Gertrude ( killed in 1213 ) King Andrew II of Hungary, while the youngest Matilda ( Mechtild ) became abbess at the Benedictine Abbey of Kitzingen in Franconia, where Hedwig also received her education.

Through her sister Gertrude, she was the aunt of Saint Elizabeth of Hungary.