Grand Duke George Mikhailovich of Russia

Grand Duke George Mikhailovich of Russia is the heir apparent to Maria Vladimirovna, Grand Duchess of Russia, a claimant to the disputed Headship of the Imperial Family of Russia. She attributes to him the title of Tsesarevich and he bears, as a title of pretence, the prefix of Grand Duke with the style of Imperial Highness as the son of a cadet Prince of Prussia he also inherits the title Prince of Prussia with the style of Royal Highness.

George was born in Madrid in 1981, the son of Prince Franz Wilhelm of Prussia and Grand Duchess Maria Vladimirovna of Russia, only child and heir of Vladimir Cyrillovich, Grand Duke of Russia. Grandparents on his fathers side were Prince Karl Franz of Prussia and Princess Henriette von SchnaichCarolath. George was baptised onMay 1981, in Madrid his godfather is Constantine II of Greece. Also present at the baptism were King Juan Carlos and Queen Sofa of Spain and Simeon II and Queen Margarita of Bulgaria. George was given the title Grand Duke of Russia by his maternal grandfather, prompting Prince Vasili Alexandrovich, then president of the Romanov Family Association, to respond in writing that The Romanov Family Association hereby declares that the joyful event in the Prussian Royal House does not concern the Romanov Family Association since the newborn prince is not a member of either the Russian Imperial House or of the Romanov family.

Source: Wikipedia