Constance of Wrocław Princess of Silesia (d. 1257) Parents Anne of Bohemia, Duchess of Silesia Henry II the Pravoslav Children Ziemomysł of Kuyavia Leszek II the Black Siblings Henry III the White Ladislaus of Salzburg Elisabeth of Wrocław Konrad I, Duke of Głogów Mieszko, Duke of Lubusz Bolesław II Rogatka Agnes Gertrud of Wroclaw Partners Casimir I of Kuyavia