Frederick William, Duke of Cieszyn

Frederick William
Duke of Cieszyn
Born(1601-11-09)9 November 1601
Teschen
Died19 August 1625(1625-08-19) (aged 23)
Noble familySilesian Piasts
Issue(illeg.) Maria Magdalena
FatherAdam Wenceslaus, Duke of Cieszyn
MotherElisabeth Kettler of Courland

Frederick William of Cieszyn (German: Friedrich Wilhelm von Teschen; Czech: Bedřich Vilém Těšínský; Polish: Fryderyk Wilhelm cieszyński; 9 November 1601 – 19 August 1625) was a Duke of Cieszyn (Teschen) since 1617 until his death; he was the last male scion of the Cieszyn branch of Silesian Piasts.