Mahmoud A. ElSohly is an Egyptian-born American pharmacologist known for his research into cannabis. He is a professor of pharmaceutics and research professor at the Research Institute of Pharmaceutical Sciences at the University of Mississippi. He is also the director of the University of Mississippi's Marijuana Research Project, the only legal source of marijuana that can be used for medical research in the United States. He is also the president and laboratory director of ElSohly Laboratories, Incorporated.