King George VI/Queen Elizabeth II/Charles III - Monarch over several British Commonwealth realms.
Wilhelm II - Emperor of Germany and King of Prussia
To name a few who disagree.
His Imperial and Royal Apostolic Majesty, By the Grace of God Emperor of Austria, King of Hungary and Bohemia, Dalmatia, Croatia, Slavonia, Galicia, Lodomeria and Illyria; King of Jerusalem, etc.; Archduke of Austria; Grand Duke of Tuscany and Cracow; Duke of Lorraine, Salzburg, Styria, Carinthia, Carniola and Bukovina; Grand Prince of Transylvania, Margrave of Moravia; Duke of Upper and Lower Silesia, of Modena, Parma, Piacenza and Guastalla, of Auschwitz and Zator, of Teschen, Friaul, Ragusa and Zara; Princely Count of Habsburg and Tyrol, of Kyburg, Gorizia and Gradisca; Prince of Trento and Brixen; Margrave of Upper and Lower Lusatia and in Istria; Count of Hohenems, Feldkirch, Bregenz, Sonnenberg etc.; Lord of Trieste, of Cattaro and on the Windic March; Grand Voivode of the Voivodeship of Serbia
1. https://en.wikipedia.org/wiki/Grand_title_of_the_emperor_of_... 2. https://en.wikipedia.org/wiki/Charles_I_of_Austria#Titles,_s...