Saxony-Anhalt | Prince of Wales | Charles, Prince of Wales | Prince | Johann Wolfgang von Goethe | Otto von Bismarck | Prince Charles | Prince (musician) | Frederick the Great | Prince William, Duke of Cambridge | Prince Albert | Alexander von Humboldt | Prince Edward Island | Prince Edward, Earl of Wessex | Frederick | Port-au-Prince | Prince Caspian | Wernher von Braun | Carl Maria von Weber | Frederick II | Herbert von Karajan | Frederick II, Holy Roman Emperor | Albert, Prince Consort | Frederick Russell Burnham | Frederick Roberts, 1st Earl Roberts | Gebhard Leberecht von Blücher | Frederick Law Olmsted | Prince Edward | Prince Philip | John von Neumann |
Just prior to marrying Hefner, Conrad was knighted by his Highness Prince Frederick von Anhalt also known as Robert Hans Lichtenberg, the adult adopted son of Princess Marie-Auguste of Anhalt who was daughter-in-law of German Emperor Wilhelm II.