Tsarevich Alexei Nikolaevich of Russia
Tsarevich Alexei Nikolaevich Romanov (12 August 1904 – 17 July 1918) was the heir apparent of Russia during the Russian Revolution. He would have become Tsar Alexei II. He was the youngest of five children and the only son of Tsar Nicholas II of Russia and Alexandra Fyodorovna. His sisters were Olga, Tatiana, Maria, and Anastasia.