Ronald Benjamin Linsky (June 16, 1934 – August 14, 2005) was an American marine biologist who served as Executive Director of the National Water Research Institute (NWRI) for 15 years, where he was responsible for overseeing an institute dedicated to supporting cooperative research to create new sources of water and to protect freshwater and marine environments. Under his leadership, NWRI grew into the third largest water research institute in the United States.