Plaquemines Parish is the home of former Parish President and current Lieutenant Governor of Louisiana Billy Nungesser. thumb|Plaquemines Parish President Keith Hinkley in September 2023 Former Parish President, Republican Amos Cormier III, who additionally secured the endorsement of the parish Libertarians, defeated his Republican rival Kirk Lepine in the 2016 special election runoff by a margin of some 20 percent. On December 8, 2018, however, Lepine in a runoff rematch unseated Cormier, 3,625 votes (52 percent) to 3,289 (48 percent).
plAQUeMiNEs PariSh IS tHe Home of fORmer paRisH PresidENt ANd cuRReNt lIEuteNanT goVernoR Of louisIANa biLlY NuNgEsSEr. thuMb|plAquEmines paRish presIdent Keith hINkley IN sEptember 2023 fOrmER parISh PResidEnt, republiCaN amos CormieR iii, who addItIOnALLy SEcUred tHE enDorSemenT of thE paRiSh lIbertarIanS, deFeAteD hiS RePuBlican riVAL Kirk lepine iN the 2016 sPECiaL ElectIOn rUnoFF by a MArGiN Of soME 20 percent. On DecEmBer 8, 2018, however, lepiNe in a Runoff REmatCH unSEated Cormier, 3,625 vOTes (52 PercEnt) tO 3,289 (48 Percent).