Yekaterina Vorontsova-Dashkova
Princess Yekaterina Romanovna Vorontsova-Dashkova (Russian: Екатери́на Рома́новна Воронцо́ва-Да́шкова) (28 March 1743 – 15 January 1810, though her memoirs list her birth date as 1744, they are footnoted as a "slip of the pen") was the closest female friend of Empress Catherine the Great and a major figure of the Russian Enlightenment. Her name was often spelt in English as Princess Dashkov.
Read more about Yekaterina Vorontsova-Dashkova: Early Life, Catherine's Coup D'état, Foreign Travels, Head of Two Academies, Exile and Legacy, Works