| Slănic | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Prahova County |
| Subdivision Type3: | Villages |
| Subdivision Name3: | Groșani, Slănic, Prăjani, Vărbilău |
| Length: | 18km (11miles) |
| Mouth: | Vărbilău |
| Mouth Location: | Vărbilău |
| Mouth Coordinates: | 45.1749°N 25.9717°W |
| Progression: | Vărbilău→ |
| Basin Size: | 44km2 |
The Slănic is a left tributary of the river Vărbilău in Romania. It discharges into the Vărbilău in Vărbilău.[1] Its length is 18km (11miles) and its basin size is 44km2.