John Gray Douglas, American geologist, educator. Fellow Geological Society American, American Association for the Advancement of Science; member American Association Petroleum Geologists, Mississippi Geological Society, American Association Engineering Education, Scabbard and Blade, Sigma Xi, Gamma Alpha, Sigma Gamma Epsilon.
Geologist, Venezuela Gulf Oil Corporation, 1924-1925, 26-27. Paleontologist Lago Petroleum Corporation, Venezuela, 1928-1931. Associate professor geology U. North Carolina 1931-1934.
Petroleum geologist Mene Grande Oil Corporation, Venezuela, 1934-1955, district geologist in charge Western Venezuela, 1939-1955. Associate professor geology U. Mississippi, 1955-1956, professor, 1956-1970, professor emeritus, 1970-1974, department chairman geology, 1956-1965.