The Nitra (Slovak: Nitra, German: Neutra, Hungarian: Nyitra) is a river in western Slovakia.

It flows into the Váh river in Komoča.

The river Nitra passes through the towns of Bojnice, Topoľčany, Nitra and Nové Zámky.

[1]: 72  The old branch of the Nitra, Stará Nitra, branches off near Nové Zámky and flows into the Váh close to its confluence with the Danube in Komárno.

This article related to a river in Slovakia is a stub.