| Nahr as-Sinn Arabic: نهر السن | |
|---|---|
 | |
| Location | |
| Country | Syria |
| Physical characteristics | |
| Source | Syrian Coastal Mountain Range |
| • location | Tartus Governorate, Syria |
| • elevation | 11 m (36 ft) |
| Mouth | south of Arab al-Mulk |
| Length | 6 km (3.7 mi) |
| Basin size | 44.4 km2 (17.1 sq mi) |
| Discharge | |
| • average | 13 m3/s (460 cu ft/s) |
Nahr as-Sinn (Arabic: نهر السن) is a river in Syria which marks the borders between Tartus Governorate and Latakia Governorate.