The Türkmenbaà Ây Peninsula or Türkmenbaà Ây ÃÂarymada, formerly known as the Krasnovodsk Peninsula (), is a large peninsula located in western Turkmenistan.
It borders on the Caspian Sea in the west, the Garabogazköl in the north, and the Türkmenbaà Ây Gulf in the south.
The peninsula is between desert and semidesert, with the Chilmamedkum Desert in the east and the Oktukum Desert in the west. The Türkmenbaà Ây ÃÂarymada has a continental dry climate with a precipitation of per year. The Peninsula is practically covered by the Türkmenbaà Ây Plateau. The city of Türkmenbaà Ây is located to the south on the shores of the Türkmenbaà Ây Bay. Administratively, the peninsula is in Turkmenistan's Balkan Region.
The peninsula was previously known as the Krasnovodsk Peninsula, but it changed its name when the city at its shores changed its name from Krasnovodsk to Türkmenbaà Ây.