Duke University | Duke Ellington | Duke | San Juan | Duke of Wellington | Medina | 3rd Rock from the Sun | Prince William, Duke of Cambridge | Duke of York | Juan Carlos I of Spain | Duke of Norfolk | Duke of Edinburgh | Duke of Burgundy | Alfonso XIII of Spain | Prince Arthur, Duke of Connaught and Strathearn | George Villiers, 1st Duke of Buckingham | Don Juan | South Carolina's 3rd congressional district | Prince Andrew, Duke of York | Robert Gascoyne-Cecil, 3rd Marquess of Salisbury | Duke of Northumberland | Alfred, Duke of Saxe-Coburg and Gotha | Alfonso X of Castile | Santurce, San Juan, Puerto Rico | Prince Richard, Duke of Gloucester | Prince Frederick, Duke of York and Albany | Juan Gabriel | George Duke | Charles Lennox, 2nd Duke of Richmond | Michigan's 3rd congressional district |
The House of Olivares was constituted in 1539 when Charles I of Spain granted Pedro Pérez de Guzmán, son of Juan Alfonso Pérez de Guzmán, 3rd Duke of Medina Sidonia, the title of Count of Olivares (Sp. conde de Olivares).