Claude Ernest Cady (May 28, 1878 – November 30, 1953) was a politician and businessman from the U.S. state of Michigan. Cady was born in Lansing, Michigan, where he attended the common schools and the high school. He engaged in the wholesale and retail grocery business from 1899 to 1913. He was active in the amusement business, being owner of three theaters in Lansing (including the Capitol and Gladmer Theaters), and also had financial interests in other Michigan cities from 1914 to 1925, He was in the wholesale candy and fountain supplies business from 1925 to 1932. Cady served as a member of the Lansing board of aldermen 1910-1917 and was a member of the Lansing Police and Fire Commission 1918–1928.