Demetrius Dvoichenko-Markov

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Demetrius Dvoichenko-Markov, was an American citizen and a 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 in the United States Army. He sent materials to Soviet intelligence while assigned to military counterintelligence in Alaska.

[edit] 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

[edit] Reference

• John Earl Haynes and Harvey Klehr, Venona: Decoding Soviet Espionage in America, Yale University Press (1999), pg. 259, 347, 449. ISBN 0300077718.