George William, also known as George IV William was the last Silesian duke of Legnica and Brzeg from 1672 until his death. He was the last male member of the Silesian Piast dynasty descending from Władysław II the Exile, as well as the last... Wikipedia
Born: September 26, 1660, Oława, Poland
Died: November 21, 1675 (age 15 years), Brzeg, Poland
Parents: Christian, Duke of Brieg and Louise of Anhalt-Dessau
Grandparents: John Christian of Brieg, John Casimir, Prince of Anhalt-Dessau, Agnes of Hesse-Kassel, and more
Great-grandparents: Joachim Frederick of Brieg, Elisabeth of Anhalt-Zerbst, Maurice, Landgrave of Hesse-Kassel, and more