Pyotr Siuda
| Date of Birth | 7 December 1937 |
|---|---|
| Place of Birth | Rostov-on-Don, Soviet Union |
| Age at start | 24 years old |
| Nationality | Siberian |
| Role | President pro tempore of the General Assembly (de facto) |
| Political Party | SAS |
| Ideology | File:Socialist anarcho communist subtype Anarcho-Communism |
Pyotr Petrovich Siuda (Russian: Пётр Петрович Сиуда) is a Russian anarchist philosopher, revolutionary, and de facto leader of the Siberian Black Army.