Duke University | Duke Ellington | Duke | Duke of Wellington | Jülich | 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 | Duchy of Jülich | Archduke Charles, Duke of Teschen |
:Marie, in 1405 married Reinald IV, Duke of Guelders and Jülich (died 1423) and in 1426 married Rupert (died 1431), son of Adolf, Duke of Jülich-Berg
William died two years after Katherine and was succeeded by his brother, Reinald IV, Duke of Guelders and Jülich.