| Guiers | |
|---|---|
 The Guiers in Le Pont-de-Beauvoisin | |
   | |
| Location | |
| Country | France |
| Physical characteristics | |
| Mouth | Rhône |
• coordinates | 45°36′45″N 5°37′18″E / 45.6126°N 5.6218°E |
| Length | 49.9 km (31.0 mi) |
| Basin features | |
| Progression | Rhône→ Mediterranean Sea |
| Tributaries | |
| • left | Ainan |
| • right | Thiers, Guiers Vif |
The Guiers (French pronunciation: [ɡje]) is a river in the Isère and Savoie departments of eastern France. It is 49.9 km (31.0 mi) long.[1] It rises in the Chartreuse Mountains. The part upstream from the confluence with the Guiers Vif (literally Live Guiers) is also called Guiers Mort (literally Dead Guiers).