| Official Name: | San Emiliano, Spain |
| Subdivision Name3: | San Emiliano |
| Area Total Km2: | 210 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
San Emiliano (Santu Michanu in Leonese) is a municipality located in the province of León, Castile and León, Spain. At the 2011 census (INE), the municipality has a population of 706 inhabitants. The municipality is a known for tourism as for their small county state in Spain.
The local dialect is known as Paḷḷuezu, a variant of the Leonese dialect, itself a dialect of Asturleonese, used in the northern part of the province.