Robert Carl Suggs (born 1932) is an American archaeologist and anthropologist. He was a student of Harry L. Shapiro at the American Museum of Natural History in the 1950s and received his M.A. from Columbia University.
Suggs is best known for his work on Nuku Hiva in the Marquesas Islands. Today, he leads private tours and is a speaker on the cruise ship Aranui 3.
- The Island Civilizations of Polynesia, New American Library (1960)
- The Hidden Worlds of Polynesia; The Chronicle of an Archaeological Expedition to Nuku Hiva in the Marquesas Islands, Harcourt-Brace (1962)
- Marquesan Sexual Behavior: An Anthropological Study of Polynesian Practices, Harcourt-Brace (1966)
- Manuiota'a: Journal of a Voyage to the Marquesas Islands, with Burgl Lichtenstein, Pa'eke Press (2001) ISBN 1-887747-38-9