# 1966 United States House of Representatives elections in South Carolina

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The 1966 United States House of Representatives elections in South Carolina were held on November 8, 1966, to select six Representatives for two-year terms from the state of South Carolina. All six incumbents were re-elected and the composition of the state delegation remained five Democrats and one Republican.

## 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.

### General election results

South Carolina's 1st congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | L. Mendel Rivers (incumbent) | 59,055 | 100.0 | +0.4 |
| Majority | Majority | Majority | 59,055 | 100.0 | +0.8 |
| Turnout | Turnout | Turnout | 59,055 | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

## 2nd congressional district

Incumbent Republican Congressman Albert Watson of the 2nd congressional district, in office since 1963, defeated Democratic challenger Fred LeClercq.

### General election results

South Carolina's 2nd congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Republican | Albert Watson (incumbent) | 48,742 | 64.3 | +64.3 |
| | Democratic | Fred LeClercq | 27,013 | 35.7 | −61.9 |
| Majority | Majority | Majority | 21,729 | 28.6 | −66.6 |
| Turnout | Turnout | Turnout | 75,755 | | |
| | Republican hold | Republican hold | Republican hold | Republican hold | Republican hold |

## 3rd congressional district

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

### General election results

South Carolina's 3rd congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | William J.B. Dorn (incumbent) | 42,874 | 57.8 | −42.1 |
| | Republican | John Grisso | 31,331 | 42.2 | +42.2 |
| Majority | Majority | Majority | 11,543 | 15.6 | −84.2 |
| Turnout | Turnout | Turnout | 74,205 | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

## 4th congressional district

Incumbent Democratic Congressman Robert T. Ashmore of the 4th congressional district, in office since 1953, was unopposed in his bid for re-election.

### General election results

South Carolina's 4th congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Robert T. Ashmore (incumbent) | 43,611 | 100.0 | 0.0 |
| Majority | Majority | Majority | 43,611 | 100.0 | 0.0 |
| Turnout | Turnout | Turnout | 43,611 | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

## 5th congressional district

Incumbent Democratic Congressman Thomas S. Gettys of the 5th congressional district, in office since 1964, was unopposed in his bid for re-election.

### General election results

South Carolina's 5th congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Thomas S. Gettys (incumbent) | 41,550 | 99.2 | +32.1 |
| | No party | Write-Ins | 345 | 0.8 | +0.8 |
| Majority | Majority | Majority | 41,205 | 98.4 | +64.2 |
| Turnout | Turnout | Turnout | 41,895 | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

## 6th congressional district

Incumbent Democratic Congressman John L. McMillan of the 6th congressional district, in office since 1939, defeated Republican challenger Archie C. Odom.

### General election results

South Carolina's 6th congressional district election results, 1966 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | John L. McMillan (incumbent) | 43,090 | 61.7 | −3.3 |
| | Republican | Archie C. Odom | 26,702 | 38.3 | +3.3 |
| Majority | Majority | Majority | 16,388 | 23.4 | −6.6 |
| Turnout | Turnout | Turnout | 69,792 | | |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |