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'''Demetrius Dvoichenko-Markov''', was an American citizen and spy for the New York [[KGB]] ''Rezidentura'' from 1943 to 1945. His mother, [[Eufrosina Dvoichenko-Markov]], also served Soviet intelligence during [[World War II]]. Dvoichenko-Markov was a sergeant [[United States Army]] who sent materials to the Soviet intelligence while assigned to military counterintelligence in Alaska.
==Venona==
Demetrius Dvoichenko-Markov codename in Soviet intelligence is "Hook". Dvoichenko-Markov is referenced in the following [[Venona project]] decryptions:
*894 KGB New York to Moscow, 10 June 1943
*627 KGB New York to Moscow, 5 May 1944
*864 KGB New York to Moscow, 16 June 1944
*1053 KGB New York to Moscow, 5 July 1945
==Reference==
* John Earl Haynes and Harvey Klehr, ''Venona: Decoding Soviet Espionage in America'', Yale University Press (1999), pg. 259, 347, 449.
{{DEFAULTSORT:Dvoichenko-Markov, Demetrius}}
[[Category:KGB Agents and Sources]]