United States Senate – DEM Hold
Allen J. Ellender (D-inc) – 437,695 – 100.00%
United States House of Representatives – District 1 – DEM Hold
F. Edward Hébert (D-inc) – 68,523 – 100.00%
United States House of Representatives – District 2 – DEM Hold
Hale Boggs (D-inc) – 90,149 – 68.63%
Leonard L. Limes (R) – 41,209 – 31.37%
Total Votes – 131,358 – 100.00%
United States House of Representatives – District 3 – DEM Hold
Edwin E. Willis (D-inc) – 46,533 – 59.68%
Hall M. Lyons (R) – 31,444 – 40.32%
Total Votes – 77,977 – 100.00%
United States House of Representatives – District 4 – DEM Hold
J. D. ‘Joe’ Waggonner (D-inc) – 48,345 – 100.00%
United States House of Representatives – District 5 – DEM Hold
Otto E. Passman (D-inc) – 38,660 – 100.00%
United States House of Representatives – District 6 – DEM Hold
John R. Rarick (D) – 86,958 – 76.58%
Crayton G. (Sparky) Hall (R) – 26,599 – 23.42%
Total Votes – 113,557 – 100.00%
United States House of Representatives – District 7 – DEM Hold
Edwin W. Edwards (D-inc) – 34,655 – 100.00%
United States House of Representatives – District 8 – DEM Hold
Speedy O. Long (D-inc) – 33,183 – 100.00%