Loretz-d'Argenton () is a commune in the Deux-Sèvres department in the Nouvelle-Aquitaine region in western France. It was established on 1 January 2019 by merger of the former communes of Argenton-l'ÃÂglise (the seat) and Bouillé-Loretz.
Population data refer to the area corresponding with the commune as of January 2025.