1956 United States House of Representatives elections in South Carolina

The 1956 United States House of Representatives elections in South Carolina were held on November 6, 1956, to select six Representatives for two-year terms from the state of South Carolina. All five incumbents who ran were re-elected and the open seat in the 5th congressional district was retained by the Democrats. The composition of the state delegation thus remained solely Democratic.

1st congressional district
Incumbent Democratic Congressman L. Mendel Rivers of the 1st congressional district, in office since 1941, was unopposed in his bid for re-election.

2nd congressional district
Incumbent Democratic Congressman John J. Riley of the 2nd congressional district, in office since 1951, was unopposed in his bid for re-election.

3rd congressional district
Incumbent Democratic Congressman William Jennings Bryan Dorn of the 3rd congressional district, in office since 1951, defeated Republican challenger Maka Knox.

4th congressional district
Incumbent Democratic Congressman Robert T. Ashmore of the 4th congressional district, in office since 1953, defeated Republican challenger Dan H. Wallace, Jr.

5th congressional district
Incumbent Democratic Congressman James P. Richards of the 5th congressional district, in office since 1933, opted to retire. Robert W. Hemphill defeated Thomas S. Gettys in the Democratic primary and was unopposed in the general election.

6th congressional district
Incumbent Democratic Congressman John L. McMillan of the 6th congressional district, in office since 1939, was unopposed in his bid for re-election.