Jean Lafitte is a town on Bayou Barataria in the U.S. state of Louisiana. Located in Jefferson Parish, it is named after the privateer Jean Lafitte. The population was 1,809 at the 2020 census. It is part of the New Orleans–Metairie–Kenner metropolitan statistical area.

Jefferson Parish is a parish in the U.S. state of Louisiana. As of the 2020 census, the population was 440,781. Its parish seat is Gretna, its largest community is Metairie, and its largest incorporated city is Kenner. Jefferson Parish is included in the Greater New Orleans area.