| Official Name: | Borau, Spain |
| Coordinates: | 42.6667°N -35°W |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Name1: | Aragon |
| Subdivision Type2: | Province |
| Subdivision Name2: | Huesca |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Borau |
| Area Total Km2: | 35 |
| Elevation M: | 1008 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
Borau is a municipality located in the province of Huesca, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 75 inhabitants. Borau consists of a dozen or so little houses, one Catholic church, and a little cafe.