Vydrná (Hungarian: Vidornya) is a village and municipality in Púchov District in the Trenčín Region of north-western Slovakia.

In historical records the village was first mentioned in 1475.

The municipality lies at an altitude of 345 metres and covers an area of 13.439 km. It has a population of about 350 people.

• Media related to Vydrná at Wikimedia Commons
• Official website
• https://web.archive.org/web/20070513023228/http://www.statistics.sk/mosmis/eng/run.html