| Charles L. South | |
| State House: | Texas |
| Term Start: | 1947 |
| Term End: | 1948 |
| State2: | Texas |
| Term Start2: | January 3, 1935 |
| Term End2: | January 3, 1943 |
| Preceded2: | District created |
| Successor2: | O. C. Fisher |
| Birth Name: | Charles Lacy South |
| Birth Date: | 22 July 1892 |
| Birth Place: | near Damascus, Virginia, U.S. |
| Death Place: | Austin, Texas, U.S. |
| Resting Place: | Coleman Cemetery, Coleman, Texas, U.S. |
| Party: | Democratic |
| Alma Mater: | Simmons College |
| Profession: | Politician, lawyer, judge, educator |
Charles Lacy South (July 22, 1892 – December 20, 1965) was an American educator, lawyer and politician who served four terms as a U.S. Representative from Texas from 1935 to 1943.
Born on a farm near Damascus, Virginia. South moved with his parents to Callahan County, Texas, in 1898 and to Coleman County, Texas, in 1914.He attended the public schools and Simmons College at Abilene, Texas, in 1915 and 1916.
He taught in the Coleman County, Texas, public schools from 1914 to 1920.
He served as superintendent of schools of Coleman County from 1921 to 1925. He studied law and was admitted to the bar in 1925. He served as county judge from 1925 to 1931 and as district attorney for the thirty-fifth judicial district from 1930 to 1934.
South was elected as a Democrat to the Seventy-fourth and to the three succeeding Congresses (January 3, 1935 – January 3, 1943).He was an unsuccessful candidate for renomination in the first primary in 1942 and later withdrew.
He engaged in the practice of law in Coleman, Texas. He served as member of the State house of representatives in 1947 and 1948. He was a resident of Austin, Texas, from 1948 until his death there on December 20, 1965. He was interred in Coleman Cemetery, Coleman, Texas.