Born in Dnipro, Ukraine on August 12, 1831 — died May 8, 1891 (aged 59)
Helena Petrovna Blavatsky, often known as Madame Blavatsky, was a Russian and American mystic and author who co-founded the Theosophical Society in 1875. She gained an international following as the leading theoretician of Theosophy.
