How many people total civilians and military were killed in World War 2?

World War II resulted in an estimated total of 70 to 85 million fatalities, which included both military personnel and civilians. Civilian casualties were particularly significant, with estimates ranging from 50 to 55 million, largely due to factors like genocide, bombings, and starvation. Military deaths are estimated to be between 21 and 25 million. The war's extensive impact on various nations contributed to these staggering numbers.