Prince George Alexandrovich Yuryevsky (Russian: ???´???? ??????´??????? ?´????????; 12 May 1872 [30 April 1872 O.
S.] – 13 September 1913) was the natural son of Alexander II of Russia by his mistress (and later wife), Catherine Dolgorukov.
The morganatic marriage of George's parents on 6 July 1880, eight years after his birth, resulted in the legitimation of their three surviving children, and George gained the style of Serene Highness.