For the most part it was Rudolph Hoess.
Auschwitz I Stammlager, Auschwitz II Birkenau and Auschwitz III Monowitz
The number of people in the Auschwitz complex at any one time was relatively small by comparison with the total number killed there. According to Wikipedia, there were between 13,000 and 16,000 prisoners in Auschwitz at one time. At least 1.1 million people were killed at Auschwitz during the holocaust, most of them shortly after arrival.
Auschwitz Birkenau was established at Auschwitz but Auschwitz is now called Oświęcim.
Auschwitz I- Birkenau
Auschwitz-Birkenau, which was located in Poland. It killed about 1 million of the estimated 6 million prisoners (1/6th).___Some muddle here. About one-sixth of the Jews killed in the Holocaust perished at Auschwitz ... Five-sixths perished elsewhere.
Auschwitz had 3 big 'main' camps. They were called Auschwitz I, Auschwitz Birkenau and Auschwitz Monowitz. Monowitz was really a sub camp which was commonly used and when expanded did become as part of the main camps. Out of the lot, Auschwitz Birkenau was the biggest and most feared of as this part was about Extermination when the Final Solution was putted in place.
It had 3 sections. Auschwitz-I, which served as a working camp. Auschwitz II-Birkenau, the death camp. Auschwitz-III, it was used to provide slave labor to the nearby industry.
From early 1942 Auschwitz operated as both. The only other camp that served as both a concentration camp and extermination camp was Majdanek.
Auschwitz was established by Heinrich Himmler.
Auschwitz is located in Poland.
The Commandant of Auschwitz was Rudolf Hoess.
Auschwitz and it was located in Nazi-Occupied Poland.