Robert M. Smith may refer to: Robert MacKay Smith (1802–1888), Scottish businessman, meteorologist, and philanthropist Robert Melville Smith (fl. 1931–1943), deputy minister of the Ontario Department of Highways Robert Murdoch Smith (1835–1900), Scottish engineer, archaeologist and diplomat Robert Murray Smith (1831–1921), Australian politician Robert M. Smith, an inductee from the Canadian Mining Hall of Fame
See also Robert Smith (disambiguation)