The Iranian Mathematical Society or IMS () is the main mathematical society in Iran. It was officially registered in 1971 by Mehdi Behzad, who was the first president. The current president of the IMS is .
The main goals of the IMS are to promote education and research in mathematical sciences to the highest level of excellence as well as foster the awareness of mathematics and its connections to other basic sciences.
The primary publication of the IMS is the Bulletin of the Iranian Mathematical Society, which was first published in 1973. The other publications of the IMS are
The IMS awards several prizes: