Alexei Nikolaevich was the last Tsesarevich. He was the youngest child and only son of Emperor Nicholas II and Empress Alexandra Feodorovna. He was born with haemophilia, which his parents tried treating with the methods of peasant faith healer... Wikipedia
Born: August 12, 1904, Peterhof, Saint Petersburg, Russia
Assassinated: July 17, 1918, Ipatiev House, Russia
Place of burial: Peter and Paul Cathedral, Saint Petersburg, Russia
Parents: Nicholas II and Alexandra Feodorovna
Height: 5′ 6″
Cousins
Princess Irina Alexandrovna of Russia
via Nicholas II
Prince Nikita Alexandrovich of Russia
via Nicholas II
Prince Andrei Alexandrovich of Russia
via Nicholas II
Louis Francis Albert Victor Nicholas Mountbatten, 1st Earl Mountbatten of Burma
via Alexandra Feodorovna
Princess Alice of Battenberg
via Alexandra Feodorovna
Louise Mountbatten
via Alexandra Feodorovna