Conrad Gorinsky (March 7, 1936—August 18, 2019) was a Guyana-born chemist who studied in the UK. The son of Cesar Gorinsky, a Polish cattle rancher and gold prospector, and Nellie Melville, a half-Atorad tribeswoman. He spent months with the Amazonian Wapishana tribe and later obtained US patents for and , two chemicals derived from plants used by the tribe. In 1968 he travelled on a BBC-funded expedition in the Amazon with the explorer Robin Hanbury-Tenison, having a discussion with him that led to the foundation of Survival International.