Agnes

Biography

The exact birthdate of Agnes is uncertain, but it is most likely between 1230 and 1236. Births before 1230 are considered unlikely, as Agnes would have been mentioned in the Life of Saint Hedwig (written in 1300), which describes her grandmother Hedwig of Silesia, who lived in the Trzebnica Abbey until her death in 1243. She could not have been born after 1236 either, as she became a nun by 1248 at the latest, which implies she would have reached the canonical age of 12 by that year according to the law at the time.

Agnes was the daughter of Henry II the Pious, Duke of Silesia, Kraków, and Greater Poland, and Anne. She is considered one of the younger children of this royal couple. In the Genealogy of Saint Hedwig, she is listed second among the daughters of Henry II. However, in historiography, it is assumed that she was younger than her sisters who were married off: Gertrude, Constance, and Elisabeth. Agnes is placed eighth among the named children of Henry II and Anne, between Konrad I and Ladislaus.

She was named after four earlier women from the Silesian Piast dynasty who bore the name Agnes: her great-great-grandmother, the wife of the Piast progenitor Władysław II the Exile; her great-grandmother, the mother of Saint Hedwig of Silesia; her aunt, the sister of her father; and another aunt, the sister of her mother.

Agnes was raised in the Trzebnica Abbey, where her aunt, Gertrude, was the abbess. The abbey's atmosphere, influenced by her grandmother Hedwig's piety, played a major role in shaping her early years. As with her sister Elisabeth, there are suggestions that Agnes may have been briefly removed from the abbey by her brother Bolesław II the Horned, possibly with the intent of arranging a political marriage for her. However, that plan fell through, and Agnes returned to the abbey.