Len Blavatnik (Russian: Леонид Валентинович Блаватник, Leonid Valentinovich Blavatnik) (born June 14, 1957 in Moscow, Russia) is a Russian-American businessman, currently living in New York and London, including at a home on Kensington Palace Gardens. He has made his fortune through diversified investments, through Access Industries, in Russia, Europe, North and South America.
Mr. Blavatnik, the Blavatnik Family Foundation and Access companies have supported many cultural and philanthropic institutions over the past 15 years, including serving as the primary benefactors for numerous, major art and cultural exhibitions, including the British Museum, Tate Modern, Royal Opera House, National Portrait Gallery and Museum of Modern Art.