Grand_Duke_Dmitry_Konstantinovich_of_Russia--Czar_of_Russia_Alexander_I

Grand Duke Dmitry Konstantinovich of Russia (Russian: Дми́трий Константи́нович; 13 June 1860 – 28 January 1919) was a son of Grand Duke Konstantin Nikolayevich and a first cousin of Alexander III of Russia. He followed a military career. Although he never played any political role, as a relative of Tsar Nicholas II, he was executed by firing squad at the walls of Peter and Paul Fortress during the Russian Civil War.