Ivan Grigorevich Bubnov (1872-1919), Russian submarine designer Ivan Grigorevich Bubnov (January 18, 1872- March 13, 1919) was a Russian marine engineer and designer of submarines for the Imperial Russian Navy. Bubnov was born in Nizhni Novgorod and graduated from the Marine Engineering College in Kronstadt in 1891. He graduated from the Nikolayev Marine Academy in 1896. He initially joined the Admiralty Shipyard in St. Petersburg and worked as a constructor on the Battleship Poltava. In 1900 he was appointed Chief Assistant at the Russian Admiralty test tank and was involved in the design of the first Russian submarine, the Delfin. In 1903 he became the Russian Admiralty`s submarine designer and was responsible for the following submarine classes: Kasatka, Minoga, Akula, Morzh and Bars. In 1904 Bubnov became a lecturer at the St. Petersburg Polytechnical University. He was commissioned into the Navy in 1907 and was head of the Admiralty test tank between 1908 and 1914. Bubnov was promoted to Major General of the Corps of Naval Constructors in 1912. Between 1912 and 1917 he was a consultant to the Baltic Works in St. Petersburg and Noblesser in Reval. Died in 1919, Petrograd. Back to History Index   Image Country Year Description Russia 1993 I.G.Bubnov (1872-1919) and submarine Bars,1912