Ratvaj is a village and municipality in Sabinov District in the Prešov Region of north-eastern Slovakia.

In historical records the village was first mentioned in 1374.

The municipality lies at an altitude of 430 metres and covers an area of 5.311 km². It has a population of about 143 people.

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

49°07′N 21°12′E / 49.117°N 21.200°E / 49.117; 21.200