Kestros

Kestros or Kaystros (Κέστρoς) may refer to:


 * Kestros (weapon), a type of sling used to throw darts
 * Kestros River, an ancient name of the Aksu River in Turkey
 * a god of said river
 * Kestros (Cilicia), a town of ancient Cilicia, later in Isauria
 * Kestros (Pamphylia), a town of ancient Pamphylia, later in Isauria