Vyacheslav Ivanovich Dolgov (Russian: Вячеслав Иванович Долгов), born 31 July 1937, is a Soviet and Russian diplomat and professor. After graduating from the Moscow State Institute of International Relations in 1961, Dolgov entered the diplomatic corps of the Soviet Ministry of Foreign Affairs. From 1982-1984 he was an Adviser-Envoy at the Soviet Embassy in London. From 1994 to 1997 he was , and 1997 to 1999 he was Director of the First Department for the CIS Countries in the Russian Ministry of Foreign Affairs. Since September 2005, Dolgov has been lecturing in at his alma mater.