Nikolai Ignatevich Vinogradov (Russian: Никола́й Игна́тьевич Виногра́дов) (26 December [O.S. 13 December] 1905 – 27 April 1979) was an officer of the Soviet Navy who rose to the rank of admiral. Born in 1905, Vinogradov joined the navy in 1925 and graduated from various naval courses to serve in staff and seagoing positions. Specialising in submarine warfare, he commanded several submarines, before taking command of a submarine brigade during the Soviet-Finnish War. By the German invasion of Russia in 1941, Vinogradov was in command of the submarine forces of the Northern Fleet. Soviet submarines scored a number of success during the war, reflecting on Vinogradov's organisational skills, and various staff appointments and promotions followed. He commanded the Kamchatka Flotilla with later