Born at Buchach, Poland. Graduate of the Technical University of Prague in 1932. He practiced as an architect. Married Cyla Muller in 1936. They had one child.

Survivor of Nazi labor camp. He escaped in October 1943 but was recaptured in June 1944 and liberated by alied troops May 5, 1945. Weisenthal began to gather evidence to document the Nazi war crimes. In 1947 he opened the Jewish Historical Documentation Center in Austria. The center closed in 1954. He worked to pursue Adolph Eichman until Eichman was captured by Israeli agents in Buenos Aires, Argentina. Founded the Jewish Documentation Center in Vienna. He has gathered evidence against thousands of Germans involved in crimes agains the Jews. He wrote The Murderers Among Us published in 1967. He died in Vienna.

Congress honored Wiesenthal with a gold medal by act of Congress March 17, 1980. The gold medal was presented by President Carter August 5, 1980. Bronze copies of the medal (USM 671) were sold by the Mint.

bio: CBY 75; ConAut 21R; IntWW 92-93