Otrhánky (Hungarian: Eszterce) is a village and municipality in Bánovce nad Bebravou District in the Trenčín Region of north-western Slovakia.

In historical records the village was first mentioned in 1598.

The municipality lies at an altitude of 215 metres and covers an area of 4.645 km². It has a population of about 430 people.

• Ján Chrenko (*1908 – † 1982), SDB, Roman Catholic priest end religious prisoner (sentenced to 14 years in prison).

• Official page
• http://www.statistics.sk/mosmis/eng/run.html
• https://web.archive.org/web/20070202035259/http://web.orange.sk/obec.otrhanky/