Nižné Ružbachy (Hungarian: Alsózúgó, German: Unterrauschenbach, Polish: Drużbaki Niżne, Rusyn: Нижнї Ружбахы) is a village and municipality in Stará Ľubovňa District in the Prešov Region of northern Slovakia.

The municipality was founded following the German law by Heinrich from Pudlein and was first mentioned as Rauschenbach.

Before the establishment of independent Czechoslovakia in 1918, Nižné Ružbachy was part of Szepes County within the Kingdom of Hungary.

On 25 January 1945, the Red Army dislodged the Wehrmacht from Nižné Ružbachy and it was once again part of Czechoslovakia.

[2][3] The municipality of Nižné Ružbachy lies at an altitude of 555 metres and covers an area of 9.794 km2.