Kleitor or Cleitor (Greek: ÃÂûõïÃÂÃÂÃÂ) is a former municipality in Arcadia, Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Gortynia, of which it is a municipal unit. The municipal unit has an area of 150.582 km<sup>2</sup>. The seat of the municipality was in Mygdalia.
Cleitor was a historic and powerful city-state in ancient Greece.
The municipal unit Kleitor is subdivided into the following communities (constituent villages in brackets):