Categories: Name stubs | Russian history stubs | Rurikids | Russian noble families Mikhail at the Ipatiev Monastery. ... Helene Dolgoruki (1789-1860) (also known as Yelena in Russian), best remembered in the United States as the grandmother, and surrogate mother of Blavatsky. ... Helena Blavatsky Helena Petrovna Hahn (also Hélène) (July 31, 1831 (O.S.) (August 12, 1831 (N.S.)) - May 8, 1891 London, England), better known as Helena Blavatsky or Madame Blavatsky was the founder of Theosophy. ... Sergei Witte Count Sergei Yulyevich Witte (Серге́й Ю́льевич Ви́тте) (June 29, 1849 – March 13, 1915), also known as Sergius Witte, was a highly influential policy-maker who presided over extensive industrialization within the Russian Empire. ... Princess Catherine Mikhailovna Dolgorukova (In Russian Княжна Екатерина Михаиловна Долгорукова) (14 November 1847 - 15 February 1922) was the daughter of Prince Michael Dolgorukov and Vera Vishnevskaya. ... Kniaz’ or knyaz is a word found in some Slavic languages. ... A morganatic marriage is a type of marriage which can be contracted in certain countries, usually between persons of unequal social rank (unebenbürtig in German), which prevents the passage of the husbands titles and privileges to the wife and any children born of the marriage. ... Alexander (Aleksandr) II Nikolaevitch (Russian: Александр II Николаевич) (born April 17, 1818 in Moscow; died March 13, 1881 in St. ... A name is a label for a thing, person, place, product (as in a brand name) and even an idea or concept, normally used to distinguish one from another. ...