Machecoul () is a former commune in the Loire-Atlantique department in western France. On 1 January 2016, it was merged into the new commune of Machecoul-Saint-Même.
On January 1, 2016, Machecoul () ceased to be a separate entity and merged with Saint-Même to form the new commune of Machecoul-Saint-Même in western France's Loire-Atlantique department.