| Nadăș River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Harghita County |
| Mouth | Râul Primejdios |
| - location | Caşinu Nou |
The Nadăș River (Hungarian: Nádas) is a tributary of the Râul Primejdios in Romania.
The name in Hungarian means "reedy". The Romanian name derives from that.