François Gros (born 24 April 1925 in Paris) is a French biologist and one of the pioneers of cellular biochemistry in France. His scientific career concerned genes and their role in regulating cellular functions. Honorary professor at the Collège de France, member of the Institute of France, he was also director of the Pasteur Institute (1976-1982) and advisor to Prime Ministers Pierre Mauroy and Laurent Fabius (1981-1985). Elected correspondent (1977) then member (1979) of the French Academy of Sciences, he was permanent secretary from 1991 to 2000.