Giacomo Rezia (Menaggio, Como, 1745 – Bellagio, 1825) was Pietro Moscati’s successor and taught Anatomy and surgical institutions, Physiology and General Pathology at Pavia University from 1772 to 1796.

He was a valid anatomist and an enthusiast of the art of anatomical incision, in which he demonstrated admirable skill. He was also the founder of the Pavia Anatomical Museum.