| Official Name: | Quintanaortuño |
| Settlement Type: | Municipality and town |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Name1: | Castile and León |
| Subdivision Type2: | Province |
| Subdivision Name2: | Burgos |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Alfoz de Burgos |
| Postal Code Type: | Postal code |
| Postal Code: | 09140 |
| Area Total Km2: | 5.54 |
| Elevation M: | 877 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Website: | http://www.quintanaortuño.es/ |
Quintanaortuño is a municipality and town located in the province of Burgos, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 163 inhabitants.