| U. S. Senator All 3222 precincts reporting Click here for Results by Parish | |||
| Sherman A. Bernard (D) | 4.39% | 52075 | |
| John B Breaux (D) | 37.58% | 445747 | |
| Robert H. Briggs (D) | 0.58% | 6887 | |
| "Fred" J. Collins (D) | 0.45% | 5299 | |
| Vincent Giardina (O) | 0.22% | 2604 | |
| Nels J'Anthony (O) | 0.18% | 2119 | |
| J.E. Jumonville, Jr. (D) | 4.39% | 52072 | |
| Ken "Cousin Ken" Lewis (D) | 0.29% | 3401 | |
| Frank J. McTopy (O) | 0.57% | 6738 | |
| W. Henson Moore (R) | 44.31% | 525488 | |
| "Johnny" H. Myers (D) | 0.34% | 4028 | |
| Samuel B. "Sammy" Nunez (D) | 5.89% | 69855 | |
| Robert Max Ross (R) | 0.21% | 2476 | |
| Eli Williams (D) | 0.61% | 7230 | |
| U. S. Representative -- 2nd Congressional District All 421 precincts reporting Click here for Results by Parish | |||
| Lindy "Mrs. Hale" Boggs (D) | 90.68% | 105661 | |
| Landi Dyess (O) | 2.05% | 2387 | |
| "Captain" Roger C. Johnson (R) | 7.27% | 8474 | |
| U. S. Representative -- 5th Congressional District All 527 precincts reporting Click here for Results by Parish | |||
| Thomas "Bud" Brady (D) | 22.99% | 32284 | |
| "Jerry" Huckaby (D) | 68.49% | 96200 | |
| Fred Huenefeld (D) | 8.52% | 11966 | |
| U. S. Representative -- 6th Congressional District All 351 precincts reporting Click here for Results by Parish | |||
| Richard H. Baker (R) | 50.97% | 76833 | |
| Willis E. Blackwell (D) | 4.06% | 6120 | |
| Thomas H. "Tommy" Hudson (D) | 44.96% | 67774 | |
| U. S. Representative -- 7th Congressional District All 410 precincts reporting Click here for Results by Parish | |||
| "Phil" Bell (D) | 4.45% | 7528 | |
| James David Cain (D) | 23.98% | 40554 | |
| William Carter (O) | 3.54% | 5995 | |
| James A. "Jimmy" Hayesf (D) | 30.23% | 51137 | |
| Margaret Lowenthal (D) | 25.33% | 42839 | |
| David Thibodaux (R) | 12.46% | 21082 | |
| U. S. Representative -- 8th Congressional District All 471 precincts reporting Click here for Results by Parish | |||
| Morgan Goudeau (D) | 20.18% | 36304 | |
| Clyde C. Holloway (R) | 23.13% | 41618 | |
| Carson K. Killen (D) | 11.74% | 21116 | |
| "Joe" Sevario (D) | 19.37% | 34847 | |
| Faye Williams (D) | 25.58% | 46025 | |