Rokotov, Fedor Stepanovich (c.1735-1808). Russian. Medium: oil on canvas. Date: 1763. Catherine II, also known as Catherine the Great (Yekaterina II Velikaya), Empress of Russia (1729?96), was the most renowned and the longest-ruling female leader of Russia, reigning from 9 July1762 until her death at the age of 67. Provenance: Tretyakov Gallery, Moscow, Russia. Photographic Rights held by The Bridgeman Art Library.