Helena Petrovna Blavatsky (1831 - 1891)

Helena Petrovna Blavatsky (Russian: Еле́на Петро́вна Блава́тская, Ukrainian: Олена Петрівна Блаватська), (born as Helena von Hahn (Russian: Елена Петровна Ган, Ukrainian: Олена Петрівна Ган); 12 August [O.S. 31 July] 1831 – 8 May 1891) was a Russian occultist author and an amateur scholar of ancient wisdom literature.