| Type: | municipality |
| Official Name: | Baélls/Baells |
| Subdivision Name3: | Baélls/Baells |
| Area Total Km2: | 39 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
Baélls (pronounced as /es/) or Baells (in Catalan; Valencian baˈeʎs/) is a municipality located in the province of Huesca, Aragon, Spain. According to the 2004 census (INE), the municipality has a population of 134 inhabitants.