Lyudmila Pavlichenko, Soviet sniper during WWII. A student at the time, Pavlichenko was among the first to volunteer for the armed forced when the Soviet Union was invaded and declined the opportunity to serve as a nurse instead of a soldier.
Hans Munch, called the "Good Man Of Auschwictz", was the only doctor who helped the prisoners from the inside. He refused to choose those to be killed at risk of his own life, and even helped some escape.
Female snipers of the Soviet Shock Army, Belorussian Front photographed near Berlin, May Total confirmed kills for this group Women snipers were deployed in great numbers in the Red Army to impressive effect. (Many kills all around.