Frank Jones Dziedzik was an American citizen who spied for the Soviet intelligence during World War II. Dziedzik was involved in industrial espionage on behalf of the Soviet Union. Dziedzek was an employee of another Soviet spy involved, Thomas Lessing Black. The Venona project counterintelligence decryptions reveal Dziedzek supplied documents on medical compounds.
Frank Dziedzik is referenced in the following Venona project decryption:
- 1055 KGB New York to Moscow, 5 July 1945.
- John Earl Haynes and Harvey Klehr, Venona: Decoding Soviet Espionage in America, Yale University Press (1999), pgs. 292, 347, 450.