| Election Name: | 1966 Democratic Senate primary election in Louisiana |
| Country: | Louisiana |
| Flag Year: | 1912 |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1960 United States Senate election in Louisiana |
| Previous Year: | 1960 |
| Next Election: | 1972 United States Senate election in Louisiana |
| Next Year: | 1972 |
| Election Date: | August 13, 1966 |
| Nominee1: | Allen Ellender |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 494,619 |
| Percentage1: | 74.17% |
| Nominee2: | J. D. DeBlieux |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 94,154 |
| Percentage2: | 14.12% |
| Nominee3: | Troyce Guice |
| Party3: | Democratic Party (United States) |
| Popular Vote3: | 78,137 |
| Percentage3: | 11.72% |
| Map Size: | 285px |
| U.S. Senator | |
| Before Election: | Allen Ellender |
| Before Party: | Democratic Party (United States) |
| After Election: | Allen Ellender |
| After Party: | Democratic Party (United States) |
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.
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "1966 United States Senate election in Louisiana".
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