| Quirós | |
| Settlement Type: | Municipality |
| Flag Size: | 150 |
| Pushpin Map: | Spain |
| Pushpin Map Caption: | Location in Spain |
| Coordinates: | 43.1333°N -63°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Asturias |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Oviedo |
| Subdivision Type4: | Judicial district |
| Subdivision Name4: | Lena |
| Seat Type: | Capital |
| Seat: | Bárzana |
| Leader Party: | PSOE |
| Leader Title: | Alcalde |
| Leader Name: | Agustín Farpón Alonso |
| Area Total Km2: | 208.79 |
| Elevation Max M: | 2417 |
| Population Density Km2: | auto |
| Population Demonym: | quirosano |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 33115 a 33118 |
| Area Code Type: | Dialing code |
| Blank Name Sec1: | Official language(s) |
Quirós is a municipality in the Autonomous Community of the Principality of Asturias, Spain. To the southeast is the municipality of Lena, to the south lies the Autonomous Community of León, to the northeast Riosa and Morcín, to the north is Santo Adriano, to the northwest is Proaza, and to the west is Teverga. Castillo de Alba was a notable fortress here in medieval times, today in ruins.
The province is within the Cantabrian Mountains and around 30 kilometres from the Asturian capital city of Oviedo. The municipality is a small one, encompassing some 40 towns and villages. Much of the municipality is protected landscape. There are numerous species of flora, including oak trees, chestnut trees, holly, birch trees and groves of alder. Local wildlife includes bears, wolves, foxes, otters, squirrels, wild boars, eagles, vultures and trout. The economy is based on cattle ranching, tourism and farming.