Charles J. Mulligan (September 28, 1866–March 25, 1916) was an American sculptor born in , County Tyrone, Ireland. He immigrated to America at the age of 17 and found work as a stone cutter in Pullman, Illinois, near Chicago. He studied at the School of the Art Institute of Chicago with Lorado Taft, who was also working as an assistant at the time. During the Columbian Exposition in 1893, Taft made Mulligan the foreman of the workshop producing a large amount of sculpture for the exhibition. He later studied at the École Nationale Supérieure des Beaux-Arts in Paris with Alexandre Falguière.