Ronald C. Simons (born June 25, 1935) is a psychiatrist and anthropologist best known for his work on latah, a culture-bound syndrome found predominantly in Malaysia and Indonesia. He has written on culture-bound syndromes more generally. He is professor of psychiatry and adjunct professor of anthropology at Michigan State University in East Lansing, Michigan. His short documentary film (produced with Gunter Pfaff), "Latah: A Culture-Specific Elaboration of the Startle Reflex" (1983) is a classic within medical anthropology.