Charles Milton Cunningham (April 2, 1877 – May 17, 1936) was an attorney and newspaper publisher from Natchitoches in northwestern Louisiana, who served as a Democrat from 1915 to 1922 in the Louisiana State Senate.His second son, W. Peyton Cunningham, also a Natchitoches lawyer, served from 1932 to 1940 in the Louisiana House of Representatives, alongside Leon Friedman of Natchez in southern Natchitoches Parish.