Mikhail Aleksandrovich, Grand Duke of Russia

Mikhail Aleksandrovich Romanov (4 December 1878 - 13 June 1918) was the last son and fifth child of Aleksandr III and Mariya Feodorovna, the younger brother of Nikolai II, Aleksandr Aleksandrovich, Georgy Aleksandrovich and Kseniya Aleksandrovna, and the older brother of Olga Aleksandrovna. He married Natalya Sergeievna in an attempt to be removed from the line of succession after Aleksey was born. He had one child with Natalya, Georgy Mikhailovich, and was the step-father of Natalya Sergeievna Mamontova.