# 1966 United States Senate election in Louisiana

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vte :
The 1966 United States Senate election in Louisiana was held on November 8, 1966. Incumbent Democratic Senator Allen Ellender was elected to a sixth term in office.
On August 13, Ellender won the Democratic primary with 74.17% of the vote. At this time, Louisiana was a one-party state and the Democratic nomination was tantamount to victory. Ellender won the November general election without an opponent.

## Democratic primary
### Candidates

* J. D. DeBlieux, State Senator from Baton Rouge and civil rights activist
* Allen Ellender, incumbent United States Senator
* Troyce Guice, conservative businessman from Ferriday

### Results

1966 United States Senate Democratic primary :
| Party | Party | Candidate | Votes | % |
| | Democratic | Allen Ellender (incumbent) | 494,619 | 74.17 |
| | Democratic | J. D. DeBlieux | 94,154 | 14.12 |
| | Democratic | Troyce Guice | 78,137 | 11.72 |
| Total votes | Total votes | Total votes | 666,910 | 100.00 |

## General election

1966 United States Senate election :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Allen Ellender (incumbent) | 437,695 | 100.00% | |
| Total votes | Total votes | Total votes | 437,695 | 100.00% | |