United States House of Representatives elections, 1968 Louisiana Louisiana

| District | Incumbent | Party | First_elected | Result_ | Candidates |
|---|---|---|---|---|---|
| Louisiana 1 | F. Edward Hebert | Democratic | 1940 | Re-elected | F. Edward Hebert (D) Unopposed |
| Louisiana 2 | Hale Boggs | Democratic | 1946 | Re-elected | Hale Boggs (D) 51.2% David C. Treen (R) 48.8% |
| Louisiana 3 | Edwin E. Willis | Democratic | 1948 | Lost renomination Democratic hold | Patrick T. Caffery (D) Unopposed |
| Louisiana 4 | Joe Waggonner | Democratic | 1961 | Re-elected | Joe Waggonner (D) Unopposed |
| Louisiana 5 | Otto Passman | Democratic | 1946 | Re-elected | Otto Passman (D) Unopposed |
| Louisiana 6 | John Rarick | Democratic | 1966 | Re-elected | John Rarick (D) 79.3% Loyd J. Rockhold (R) 20.7% |
| Louisiana 7 | Edwin Edwards | Democratic | 1965 | Re-elected | Edwin Edwards (D) 84.9% Vance W. Plauche (R) 15.1% |