| Election Name: | 1956 United States House of Representatives elections in South Carolina |
| Country: | South Carolina |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 1954 United States House of Representatives elections in South Carolina |
| Previous Year: | 1954 |
| Next Election: | 1958 United States House of Representatives elections in South Carolina |
| Next Year: | 1958 |
| Seats For Election: | All 6 South Carolina seats to the United States House of Representatives |
| Election Date: | [1] |
| Party1: | Democratic Party (United States) |
| Last Election1: | 6 |
| Seats1: | 6 |
| Popular Vote1: | 249,591 |
| Percentage1: | 95.26% |
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.
Incumbent Democratic Congressman L. Mendel Rivers of the 1st congressional district, in office since 1941, was unopposed in his bid for re-election.
|-| | colspan=5 |Democratic hold|-
Incumbent Democratic Congressman John J. Riley of the 2nd congressional district, in office since 1951, was unopposed in his bid for re-election.
|-| | colspan=5 |Democratic hold|-
Incumbent Democratic Congressman William Jennings Bryan Dorn of the 3rd congressional district, in office since 1951, defeated Republican challenger Maka Knox.
|-| | colspan=5 |Democratic hold|-
Incumbent Democratic Congressman Robert T. Ashmore of the 4th congressional district, in office since 1953, defeated Republican challenger Dan H. Wallace, Jr.
|-| | colspan=5 |Democratic hold|-
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.
| Democratic primary | ||
|---|---|---|
| Candidate | Votes | % |
| 28,424 | 59.0 | |
| 19,760 | 41.0 | |
|-| | colspan=5 |Democratic hold|-
Incumbent Democratic Congressman John L. McMillan of the 6th congressional district, in office since 1939, was unopposed in his bid for re-election.
|-| | colspan=5 |Democratic hold|-