Background
His parents were Duke William of Opava and his wife Salome (d 1489), and daughter of the Bohemian nobleman Půta III of Častolovice.
His parents were Duke William of Opava and his wife Salome (d 1489), and daughter of the Bohemian nobleman Půta III of Častolovice.
He was co-ruler of Opava from 1452 to 1456. The three brothers (Frederick, Wenceslas III, and Przemko III) had jointly inherited two thirds of the Duchy of Opava. Ernest, in his capacity as their guardian, sold the brothers" two-thirds of Opava in 1464 to Duke Bolko V of Opole.
John II retained his third.
Little is known about Frederick"s life. His mother did not have sufficient income to maintain a proper ducal court.
To help her, Duke Conrad X of Oels gave her the usufruct of Ścinawa in 1460. Frederick died unmarried and childless in 1470, aged around 30.