Ferdinand II Hohenstein
Ferdinand II von und zu Hohenstein (1681/1682 - 6 April 1706) was the last of the Silesian Piasts. The last ruling Duke of Silesia of the silesian Piasts, was Frederick William of Liegnitz-Brieg and Wehlau.
Ferdinand II was the (grand-grandson of Adam Wenzel, Duke of Teschen (Adam Wenceslaus, Duke of Cieszyn). Son of Ferdinand I Hohenstein and Anna Joanna Closen von Haidenburg, he suffered from epilepsy and died before having any offspring.