Bolesław I, Duke of Cieszyn
Member of the Piast dynasty
Bolesław I of Cieszyn was a Duke of half of Bytom and Siewierz from 1405, Duke of Cieszyn and half of both Głogów and Ścinawa from 1410, and Duke of Toszek and Strzelin during 1410–1414.
He was the second son of Przemysław I Noszak, Duke of... Wikipedia
Born: 1363, Duchy of Teschen
Died: May 6, 1431 (age 68 years)
Great-grandparents: Mieszko I, Duke of Cieszyn, Trojden I, Duke of Masovia, and Maria of Galicia
Great grandchildren: Wenceslaus II, Duke of Cieszyn, John Zápolya, Barbara Zápolya, and more
Grandchildren: Casimir II, Duke of Cieszyn, Hedwig of Cieszyn, Borbála Garay, and more