| Oceño | |
| Settlement Type: | Parish |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Name1: | Asturias |
| Subdivision Type2: | Province |
| Subdivision Name2: | Asturias |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Peñamellera Alta |
Oceño is one of eight parishes (administrative divisions) in Peñamellera Alta, a municipality within the province and autonomous community of Asturias, in northern Spain. It is located in the Picos de Europa National Park.
The population is 47 (INE 2016).