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Maria Wicher was married to Professor Enos Wicher and was the mother of Flora Wovschin. The family were all spies for the Soviet Union during the 1940s. Maria had previously been married to Dr. William A. Wovschin, Flora's father. Her code name in Soviet intelligence and in the Venona project is "Dasha".

Sources

Haynes, John Earl & Klehr, Harvey (2000). Venona: Decoding Soviet Espionage in America. Yale University Press. ISBN 0-300-08462-5.

References

Haynes, John Earl & Klehr, Harvey (2006). Early Cold War Spies: The Espionage Trials that Shaped American Politics. Cambridge University Press. ISBN 0-521-85738-4.
Anhalt, Diana (2001). A Gathering of Fugitives: American Political Expatriates in Mexico 1948-1965. Archer Books. ISBN 1-931122-03-2.

Soviet and Russian spies

In the US

1940s and before	John Abt Joel Barr Elizabeth Bentley Earl Browder Boris Bukov Whittaker Chambers Lona Cohen Morris Cohen Judith Coplon Noel Field Klaus Fuchs Harold Glasser Harry Gold David Greenglass Theodore Hall John Herrmann Donald Hiss George Koval William Malisoff Hede Massing Boris Morros Isaiah Oggins William Perl Victor Perlo J. Peters William Ward Pigman Lee Pressman Vincent Reno Julius and Ethel Rosenberg Alfred Sarant Saville Sax Morton Sobell Alexander Ulanovsky Nadezhda Ulanovskaya Julian Wadleigh Harold Ware Bill Weisband Nathaniel Weyl Harry Dexter White Maria Wicher Nathan Witt Flora Wovschin Anatoli Yatskov
Cold War	Rudolf Abel Aldrich Ames David Sheldon Boone Christopher John Boyce Thomas Patrick Cavanaugh Jack Dunlap James Hall III Robert Hanssen Reino Häyhänen Edward Lee Howard Robert Lee Johnson Karl Koecher Andrew Daulton Lee Robert Lipka Clayton J. Lonetree Richard Miller Ronald Pelton Earl Edwin Pitts Jack Soble Myra Soble Robert Soblen Oscar Seborer Robert Thompson George Trofimoff John Anthony Walker Jerry Whitworth
Post-Soviet	Evgeny Buryakov Anna Chapman Peter Debbins Robert Hanssen Harold James Nicholson Illegals Program

In the UK

Cambridge Five	Anthony Blunt Guy Burgess John Cairncross Donald Maclean Kim Philby
Portland Spy Ring	Lona Cohen Morris Cohen Ethel Gee Harry Houghton Konon Molody
Michael Bettaney George Blake David Crook Litzi Friedmann Klaus Fuchs Percy Glading Melita Norwood Alan Nunn May John Peet Geoffrey Prime Goronwy Rees Michael John Smith Dave Springhall John Alexander Symonds Edith Tudor-Hart John Vassall Arthur Wynn

In Canada

In Japan

Elsewhere /
in combination