| Şucu River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Caraş-Severin County |
| Tributaries | |
| - left | Şuculeţu |
| - right | Olteana, Vâlsan |
| Villages | Poiana Mărului |
| Source | |
| - location | Ţarcu Mountains |
| Mouth | Bistra Mărului |
| - location | Poiana Mărului |
| Length | 16 km (10 mi) |
The Şucu River is a tributary of the Bistra Mărului River in Romania.