Senator Milliken may refer to:

Carl Milliken (1877–1961), Maine State Senate James T. Milliken (1882–1952), Michigan State Senate James W. Milliken (1848–1908), Michigan State Senate William Milliken (1922–2019), Michigan State Senate

See also Eugene Millikin (1891–1958), U.S. Senator from Colorado from 1941 to 1957