| Guisane | |
| Map: | Guisane.png |
| Source1 Location: | Le Monêtier-les-Bains |
| Source1 Coordinates: | 45.0278°N 6.4075°W |
| Mouth Coordinates: | 44.8928°N 6.6297°W |
| Subdivision Type1: | Country |
| Length: | 27.7km (17.2miles) |
| Source1 Elevation: | 2105m (6,906feet) |
| Mouth Elevation: | 1185m (3,888feet) |
| Discharge1 Avg: | 5.19m3/s |
| Basin Size: | 200km2 |
The Guisane is a river in the Hautes-Alpes department, Provence-Alpes-Côte d'Azur region of France, a subtributary of the Rhône and tributary of the Durance (in Briançon). It takes its source in Le Monêtier-les-Bains at the Col du Lautaret. It is 27.7km (17.2miles) long. Its drainage basin is 200km2.[1] It has an average discharge of 5.19m3/s in Saint-Chaffrey.