article: Titles of European royal heirs
links: Holy Roman Empire Louis Philippe, Crown Prince of Belgium Catharina-Amalia, Princess of Orange Spain William, Prince of Wales Prussia Kingdom of the Netherlands Württemberg Sardinia Grand Duchy of Oldenburg France Grand Duchy of Tuscany British monarchy Christian, Crown Prince of Denmark Hereditary Belgium Prince of Orange Denmark Ferdinando de' Medici, Grand Prince of Tuscany Princess Victoria of Sweden Bulgaria Monarchy Europe Calabria Prince of Piedmont Duchy of Savoy Norway Naples Greece Luxembourg Haakon, Crown Prince of Norway Grand Duchy Monaco Russian Empire Baden Prince of Asturias Philippe of Belgium German Empire Hesse Duchy Duchy of Parma Two Scillies Victor Amadeus III of Sardinia Hanover Charlotte, Princess Royal Leonor, Princess of Asturias Principality Grand Duchy of Hesse Grand Duchy of Baden Dauphin of France Wilhelm II of Germany Sweden Italy Charles, Prince of Wales Prince Duchy of Saxe-Coburg and Gotha Sparta Palatinate (region) King Germany Tuscany Mecklenburg-Schwerin Portugal Prince of Waldeck and Pyrmont United Kingdom Holy Roman Emperor Liechtenstein Prince of Wales Tsarevich of Russia