And many more died from Bolshevik hands.
Much of the animosity against Bolshevic Jews was well founded.
Lenin and Trotsky hated Christians and committed the first genocides in 1921 to crush them using many Jewish henchmen.
They were particularly hard on the Amish and Mennonite immigrants from Germany where 100% of them were wiped out in areas of Ukraine.
http://library.ndsu.edu/grhc/order/general/sinner.html
http://www.faminegenocide.com/resources/unknown.html
The OGPU and succeeding NKVD were mostly Jewish and thus the animosity against Jews prior to WWII. There are reports that Stalin’s father was Jewish and that Stalin’s wives were Jewish.
Most Jewish Bolshevics changed their names - but Bronstein, Kagonovich, Apfelbaum,Uritsky, Wallackh, Beria,Sverdlov, and Sobelsohn killed far more than the Nazis.