Prince Mikhail Mikhailovich Dolgorukov, Prince, was born on an unknown date to Mikhail Mikhailovich Dolgorukov (1838-1902) and Maria Luisa Vulcano-Cercemaggiore (1839-1920) . He married Sofya Aleksandrovna von Dreyer (1867-1918) 1889 in Saint Petersburg, Russia.
Children
| Name | Birth | Death | Joined with |
| Mikhail Mikhailovich Dolgorukov (1891-1937) | 15 January 1891 Saint Petersburg, Russian Empire, Russia | 11 December 1937 Tomsk, Tomsk Oblast, Russia | Lidiya Aleksandrovna Veryovkina (1898-1940) |
| Kseniya Mikhailovna Dolgorukova (1899-1957) | 8 January 1899 Saint Petersburg, Russia | 1957 | Mikhail Aleksandrovich of Russia (1878-1918) Mikhail Aleksandrovich Kozhin (1899-1928) Georgi Mikhailovich Mokeyev (1903-1942) |
| Mariya Mikhailovna Dolgorukova (1900-1989) | 1900 Saint Petersburg, Russia | 1989 | Jean de Colbert-Turgis (1899-1977) |
Siblings
| Name | Birth | Death | Joined with |
| Mikhail Mikhailovich Dolgorukov (1860-1913) | Sofya Aleksandrovna von Dreyer (1867-1918) | ||
| Mariya Mikhailovna Dolgorukova (1865-1950) | 8 September 1865 Saint Petersburg, Russia | 25 December 1950 Tadworth, Surrey, England, United Kingdom | Giuseppe d'Avarna (1843-1916) Arthur Thew (c1861-1949) |