1975Final resultsIncumbent defeated
1975 election for Louisiana House District 40
Louisiana House of Representatives · Louisiana
MARION O WHITE led; no source recorded a winner.
Marion O. WhiteDemocrat · leading
28.6%3,373
Steven J. DupuisDemocrat · incumbent
22.8%2,686
Robert NicholsonDemocrat
17.2%2,030
J. D. BrileyDemocrat
15.5%1,824
Edward James LopezDemocrat
8.1%951
William H. Jarrell Jr.Democrat
7.9%936
11,800 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 1975
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET