Yefim Nepomnyashchiy was born in Konstantinovka, Ukraine (USSR) to Shaya and Noyma. Prior to WWII he lived in Konstantinovka, Ukraine (USSR). During the war he was in the Soviet armed forces. Yefim was killed in military service in WWII. Place of death: Stalingrad, Russia (USSR), 1942.
Among the Jewish soldiers killed in WWII, especially in the Red Army, tens of thousands were singled out and murdered as Jews while in captivity as prisoners of war.