GREF (Gräf) Herman Oskarovich (b. 1964) is a Russian politician and economist. Born in Kazakhstan into a family of Volga Germans, he graduated from the Law Faculty of Omsk State University in 1990 and received a Ph.D. in Economics from St. Petersburg State University in 1993. In the 1990s, Herman Gref worked at various positions in the administration of St. Petersburg. In 1994, he became Deputy Chairman of the Committee for the Management of City Property.