| Piquiri River | |
| Pushpin Map: | Brazil |
| River System: | Paraná River |
| Source1 Location: | Paraná state |
| Mouth Coordinates: | -24.0271°N -54.0937°W |
| Basin Size: | 24156km2[1] |
| Subdivision Type1: | Country |
| Subdivision Name1: | Brazil |
| Length: | 660km (410miles) |
| Discharge1 Avg: | 508.4m3/s |
The Piquiri River (pt|Rio Piquiri) is a river of Paraná state in southern Brazil. It is a tributary of the Paraná River. Its name is officially spelled Piquiri, with variants including Peguirí, Pequir, Pequirí, Pequiry, and Piquiry.[2]
The Azul River is one of the tributaries of the Piquiri River.