Kunigunde of Sternberg was the first wife of George of Poděbrady, who later became King of Bohemia. Wikipedia
Born: November 18, 1425, The Konopiste Castle, Benešov, Czechia
Died: November 19, 1449 (age 24 years), Poděbrady, Czechia
Parents: Smil of Sternberg
Great-grandparents: Oldrich ze Sternberka, Anna z Boskovic, and Nicholas Plansky, Freiherr von Seeberg auf Plan
Great grandchildren: Augustus, Elector of Saxony, Maurice, Elector of Saxony, Sidonie of Saxony, and more
Grandparents: Markéta Planská ze Žeberka and Ulric of Sternberg