Secret Center
| Secret Center مرکز غیبی | |
|---|---|
| Leader | Ali Karbala-yi | 
| Founded | October 1906 | 
| Headquarters | Tabriz | 
| Newspaper | Ganjeh-i Fonun Azad Mujahed | 
| Ideology | Revolutionary socialism | 
| Political position | Left-wing | 
Secret Center (Persian: مرکز غیبی, romanized: Markaz-e ḡāybī) was a revolutionary organization established in October 1906. Based in Tabriz, it played an important role in the Persian Constitutional Revolution. It had close ties to the Social Democratic Party.