Klieština (Hungarian: Kelestény) is a village and municipality in Považská Bystrica District in the Trenčín Region of north-western Slovakia.

In historical records the village was first mentioned in 1408.

The municipality lies at an altitude of 390 metres and covers an area of 5.315 km2.

The records for genealogical research are available at the state archive "Statny Archiv in Bytca, Slovakia" Media related to Klieština at Wikimedia Commons

This Trenčín District location article is a stub.