| Mutton Mountains | |
| Country: | United States |
| State: | Oregon |
| District: | Wasco County |
| Topo Map: | Mutton Mountain |
| Topo Maker: | USGS |
| Range Coordinates: | 44.9476°N -121.1767°W |
| Elevation M: | 1247 |
| Map: | Oregon |
The Mutton Mountains are a mountain range in Wasco County, Oregon.
The Mutton Mountains compromise of one ancient, extinct Clarno volcano that erupted within the John Day Fossils Bed.