| Parangi Aru | |
| River | |
| Country | Sri Lanka |
|---|---|
| State | Northern Province |
| District | Vavuniya District Mannar District Mullaitivu District |
| Source | Vavuniya District |
| Mouth | Palk Bay |
| - elevation | 0 m (0 ft) |
| Length | 60 km (37 mi) |
| Basin | 832 km2 (321 sq mi) |
Parangi Aru is a river in Northern Province, Sri Lanka. The river rises in central Vavuniya District, before flowing north/north-west through Vavuniya District, Mannar District and Mullaitivu District. The river empties into Palk Bay.
Coordinates: 9°06′N 80°04′E / 9.100°N 80.067°E