Muhammad ibn Hamed Isfahani (1125 – June 20, 1201) (Persian: محمد ابن حامد اصفهانی), more popularly known as Imad ad-din al-Isfahani (Persian: عماد الدین اصفهانی) (Arabic: عماد الدين الأصفهاني (519-13 Ramadan 597)), was a Persian historian, scholar, and rhetorician.