Tuchyňa (Hungarian: Tohány) is a village and municipality in Ilava District in the Trenčín Region of north-western Slovakia.

In historical records the village was first mentioned in 1243.

The municipality lies at an altitude of 275 metres and covers an area of 5.444 km. It has a population of about 779 people.

• Official page
• http://www.statistics.sk/mosmis/eng/run.html