Franz Ziereis
| Franz Ziereis | |
|---|---|
| Born | 13 August 1905 | 
| Died | 24 May 1945 (aged 39) | 
| Cause of death | Gunshot wounds | 
Franz Xaver Ziereis (13 August 1905 – 24 May 1945) was the commandant of the Mauthausen concentration camp from 1939 until the camp was liberated by the American forces in 1945.