Isaak Buyanovski was born in Dnepropetrovsk, Ukraine (USSR), 1898 to Abram nee Manson. He was married to Ester. Prior to WWII he lived in Ingulets, Ukraine (USSR). During the war he was in the Soviet armed forces. Isaak was killed in military service in WWII.
Large numbers of Jewish soldiers serving in the Allied military forces, many of them in the Soviet army, were killed in combat or died of battle wounds.