Duke University | Duke Ellington | Duke | Duke of Wellington | Prince William, Duke of Cambridge | Friuli | 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 | Friuli-Venezia Giulia | 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 |
The family members held various titles in northern Italy, including Margrave and Duke of Friuli, one of the lordships established on the eastern Marches of the Frankish Empire.