Alix of Hesse and by Rhine , later Alexandra Feodorovna ( Russian : Императрица Александра Фёдоровна Imperatritsa Aleksandra Fyodorovna ) ( 6 June 1872 - 17 July 1918 ) , was Empress consort of Russia as spouse of Nicholas II , the last Emperor of the Russian Empire .
Alexandra Fyodorovna ( Russian : Императрица Александра Фёдоровна ) ( born Princess Alix of Hesse and by Rhine 6 June 1872 - 17 July 1918 ) was Empress consort of Nicholas II , the last Tsar of the Russian Empire .