Clarence Miller (born 1906) was a 20th-century American labor activist who, as a member of the Young Communist League USA, participated in the 1926 Passaic textile strike (January 25, 1926 – March 1, 1927) and the 1929 Loray Mill strike (AKA Gastonia Strike) (March 30, 1929 – June 7, 1929), in which he and six other labor leaders were found guilty of murder.