Ruská Bystrá (Hungarian: Oroszsebes) is a village and municipality in the Sobrance District in the Košice Region of east Slovakia.

There is a Church of St. Nicholas in Ruská Bystrá built at the beginning of the 18th century which has just 2 towers and the shape of its almost perfect geometric roof resembles traditional houses of peasants.

Interior with religious artefacts dates back to the 18th century as well.

The village lies at an altitude of 453 metres and covers an area of 11.965 km².

This Košice Region geography article is a stub.