Ronald Cohen, or Ron Cohen, may refer to: Ronald A. Cohen (born 1955), American neuropsychologist Ronald E. Cohen (born 1957), American geophysicist Ronald L. Cohen, American social psychologist, focusing on justice Ronald M. Cohen (1939–1998), screenwriter and film producer Sir Ronald Mourad Cohen, British multimillionaire venture capitalist and political figure Ron Cohen, composer Ronald C. Cohen, American chemist and environmental scientist