| Grand Duke Dmitry Konstantinovich | |
|---|---|
 | |
| Born | 13 June 1860 Strelna, Saint Petersburg Governorate, Russian Empire |
| Died | 28 January 1919 (aged 58) Petrograd, Russian Soviet Federative Socialist Republic |
| Burial | |
| House | House of Holstein-Gottorp-Romanov |
| Father | Grand Duke Konstantin Nikolayevich of Russia |
| Mother | Princess Alexandra of Saxe-Altenburg |
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.