| Mare | |
| Pushpin Map: | France#France Occitanie |
| Mouth Location: | Orb |
| Mouth Coordinates: | 43.5914°N 3.1225°W |
| Progression: | Orb→ Mediterranean Sea |
| Subdivision Type1: | Country |
| Subdivision Name1: | France |
| Length: | 29.5km (18.3miles) |
| Discharge1 Avg: | 4m3/s |
The Mare (in French pronounced as /maʁ/) is a 29.5km (18.3miles) river in the Hérault department in southern France, which rises in the Caroux-Espinouse hills.
The river's source is above Castanet-le-Haut in the Parc naturel régional du Haut-Languedoc. The river passes through Saint-Gervais-sur-Mare and Villemagne-l'Argentière, before joining the Orb at Hérépian.
The river passes through the following communes, from source to mouth: