Beckov (Hungarian: Beckó) is a village and municipality in Nové Mesto nad Váhom District in the Trenčín Region of western Slovakia.
In historical records the village was first mentioned in 1208. Mihály de genere Bána, royal equerry, who was the forefather of the Cseszneky family, performed several heroic deeds against the Mongolian invaders of Hungary (during the invasion in 1241-42) and for his bravery in 1241 King Béla IV appointed him Count (comes) of Beckó.
The municipality lies at an altitude of 190 metres and covers an area of 28.629 km². It has a population of about 1375 people.
Above the village is Beckov Castle, now in ruins.
- Györffy György: Az Árpád-kori Magyarország történeti földrajza