Since 1930, New Orleans has used a two round system with a preliminary round and a runoff if no candidate reached a majority in the first round. Election First round Second round Sources Winner/top finisherVotes Runner(s) upVotes WinnerVotes Runner upVotes # % # % # % # %2021LaToya Cantrell (incumbent)48,75064.7Vina Nguyen10,13313.5rowspan=3 colspan=6 Leilani Heno6,6058.8Belden Batiste3,8635.1 2017 LaToya Cantrell 32,025 39 Desiree M. Charbonnet25,02830.48LaToya Cantrell 51,34260.4 Desiree M. Charbonnet33,729 39.7Michael Bagernis 15,40518.76Troy Henry5,2706.422014Mitch Landrieu (incumbent)53,44163.57Michael Bagneris27,99133.29colspan=6 2010Mitch Landrieu58,27965.52Troy Henry12,27813.8rowspan=3 colspan=6 John Georges8,1909.21Rob Couhig4,8745.482006Ray Nagin (incumbent)41,56138Mitch Landrieu31,55129Ray Nagin (incumbent)59,460 52Mitch Landrieu 54,131 48 Ron Forman18,76417Rob Couhig10,31210 2002Ray Nagin38,32329Richard Pennington31,25923Ray Nagin76,63959Richard Pennington 53,83641 Paulette Irons24,55718Jim Singleton17,50313Troy Carter13,898101998Marc Morial (incumbent)92,37879Kathleen Cresson 22,76720colspan=6 1994Donald Mintz56,30537Marc Morial49,60432Marc Morial93,09454Donald Mintz77,73046Mitch Landrieu14,68910Sherman Copelin11,7318Ken Carter10,8187 1990Sidney Barthelemy (incumbent)79,99555Donald Mintz 65,04744colspan=6 1986William J. Jefferson62,33338.6Sidney Barthelemy53,96133.4Sidney Barthelemy 93,05058Bill Jefferson 67,68042Sam LeBlanc40,96325.2 1982Ernest Morial (incumbent)75,92946.94Ron Faucheux73,44145.35Ernest Morial (incumbent)100,70353.2Ron Faucheux 88,58346.8William J. Jefferson11,3276.98 1977Ernest Morial41,18226.63Joe DiRosa36,86223.84 Ernest Morial 90,53951.7Joe DiRosa 84,32548.3Nat Kiefer36,59723.67deLesseps Morrison, Jr.32,17620.81 1973Moon Landrieu (incumbent)91,00769.6A. S. Lee Fernandez 30,85723.6colspan=6 1969 70Jimmy Fitzmorris59,30134.53Moon Landrieu33,09319.27Moon Landrieu 89,55453.8Jimmy Fitzmorris 76,72646.2William J. Guste29,48717.17John J. Petre22,47113.08David Gertler20,572 11.98 1965Victor Schiro (incumbent)81,97350.1Jimmy Fitzmorris 78,65448.1colspan=6 1962Adrian Duplantier57,001Victor Schiro52,685Victor Schiro 94,15756.3Adrian Duplantier 73,05743.7James A. Comiskey37,557Paul Burke18,9131958deLesseps Morrison (incumbent) 90,802Claude W. Duke42,231deLesseps Morrison (incumbent)90,80257.7Claude W. Duke 43,23127.4 Fred C. Donaldson18,9991954deLesseps Morrison (incumbent)94,31359.4Thomas Brahney49,84931.4colspan=6 1950deLesseps Morrison (incumbent)120,58265.1Charles C. Zatarain58,26031.6colspan=6 1946deLesseps Morrison 67,16050.2Robert Maestri (incumbent)63,27347.3colspan=6 1942Robert Maestri (incumbent)75,71355Shirley Wimberleycolspan=6 1938cancelled by constitutional amendmentcolspan=6 1936Robert Maestri by acclamationcolspan=6 1934T. Semmes Walmsley (incumbent) 47,75345John Klorer, Sr.32,06629cancelled after Klorer withdrew Francis Williams28,085261930T. Semmes Walmsley (incumbent)Francis Williams