Robert Henry Clancy (March 14, 1882–April 23, 1962) was a politician from the U.S. state of Michigan. Clancy was born in Detroit, Michigan, where he attended the public schools. He graduated from the literary department of the University of Michigan at Ann Arbor in 1907 and he later studied law there for one year. He worked as a reporter on Detroit newspapers for four years before serving as secretary to Congressman Frank E. Doremus from 1911 to 1913. He then served as secretary to Assistant United States Secretary of Commerce Edwin F. Sweet from 1913 to 1917. During World War I, he was manager of the War Trade Board at Detroit, chief inspector of purchases in Michigan for the Medical Corps of the War Department, and recruiting officer of the aviation division in Detroit. He was United Sta