Alexandra von Sachsen-Altenburg was born 8 July 1830 in Altenburg, Thuringia, Germany to Joseph von Sachsen-Altenburg (1789-1868) and Amelie von Württemberg (1799-1848) and died 6 July 1911 Saint Petersburg, Russia of unspecified causes. She married Konstantin Nikolayevich of Russia (1827-1892) in Saint Petersburg, Russia.
Children
| Name | Birth | Death | Joined with |
| Nikolay Konstantinovich of Russia (1850-1918) | |||
| Olga Constantinovna of Russia (1851-1926) | 3 September 1851 Pavlovsk, Russia | 18 June 1926 | George I of Greece (1845-1913) |
| Vera Konstantinovna of Russia (1854-1912) | |||
| Konstantin Konstantinovich of Russia (1858-1915) | |||
| Dmitry Konstantinovich of Russia (1860-1919) | |||
| Vyacheslav Konstantinovich of Russia (1862-1879) | |||
Footnotes (including sources)
| ‡ General |
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