The New Orleans mayoral election of 1958, held in February, resulted in the re-election of deLesseps Morrison to his fourth consecutive term as mayor of New Orleans. Morrison was able to defeat the Regular Democratic Organization candidate - former State Representative Claude W. Duke - soundly, winning 90,802 of the 157,320 votes cast in the election compared to Duke's 43,231 votes.
The mayoral election of 1958 in New Orleans resulted in deLesseps Morrison being re-elected for his fourth term. He defeated Claude W. Duke, the Regular Democratic Organization candidate, with a significant vote count - Morrison received 90,802 votes compared to Duke's 43,231.