Dukes of Liegnitz Herzöge von Liegnitz Records #3 Holders Family filter On/Off Boleslaw II, duke of Liegnitz * c. 1210 Frederick II of Silesia, duke of Liegnitz * 1480 Ruprecht I of Silesia-Liegnitz, duke of Liegnitz Corrections and Updates To suggest a correction or an update. Click Here