Duke University | Duke Ellington | Duke | Duke of Wellington | Prince William, Duke of Cambridge | Duke of York | Duke of Norfolk | Duke of Edinburgh | Duke of Burgundy | Prince Arthur, Duke of Connaught and Strathearn | George Villiers, 1st Duke of Buckingham | Prince Andrew, Duke of York | Duke of Northumberland | Alfred, Duke of Saxe-Coburg and Gotha | Prince Richard, Duke of Gloucester | Prince Frederick, Duke of York and Albany | George Duke | Charles Lennox, 2nd Duke of Richmond | Louis Philippe II, Duke of Orléans | Edward Seymour, 1st Duke of Somerset | Philippe II, Duke of Orléans | John Frederick II, Duke of Saxony | Hugh Grosvenor, 2nd Duke of Westminster | George Monck, 1st Duke of Albemarle | Frederick Schomberg, 1st Duke of Schomberg | Fernando Álvarez de Toledo, 3rd Duke of Alba | Duke of Buccleuch | Archduke Charles, Duke of Teschen | Annie Duke | The Duke |
The high point of this dispute was the murder of the Cieszyn Duke's eldest son Przemysław on 1 January 1406 in the town of Rybnik, during his return from Gliwice to Cieszyn, by a certain Martin Chrzan, who acted under instructions of Duke Jan II.