| U. S. Senator All 3222 precincts reporting Click here for Results by Parish | |||
| John B Breaux (D) | 52.82% | 723528 | |
| W. Henson Moore (R) | 47.18% | 646176 | |
| U. S. Representative -- 7th Congressional District All 410 precincts reporting Click here for Results by Parish | |||
| James A. "Jimmy" Hayes (D) | 56.25% | 95764 | |
| Margaret Lowenthal (D) | 43.75% | 74498 | |
| U. S. Representative -- 8th Congressional District All 471 precincts reporting Click here for Results by Parish | |||
| Clyde C. Holloway (R) | 51.36% | 102296 | |
| Faye Williams (D) | 48.64% | 96873 | |