Loutraki-Perachora-Agioi Theodoroi () is a municipality in the Corinthia regional unit, Peloponnese, Greece. The seat of the municipality is the town Loutraki. The municipality has an area of 294.90 km<sup>2</sup>.
The municipality was formed at the 2011 local government reform by the merger of the former municipalities Agioi Theodoroi and Loutraki-Perachora, that became municipal units. Initially named Loutraki-Agioi Theodoroi, in January 2014 the municipality was renamed Loutraki-Perachora-Agioi Theodoroi.