| Seyed Mahmoud Reza Sajadi | |
| Birth Place: | Iran |
| Office: | Ambassador of Iran to Russia |
| Term Start: | January 2009 |
| Term End: | 2013 |
| President: | Mahmoud Ahmadinejad |
| Successor: | Mehdi Sanaei |
Seyed Mahmoud-Reza Sajjadi (Persian: سيد محمود رضا سجادي) is an Iranian diplomat and the former Ambassador of Iran to Russia between 2009 and 2013.[1]