| Alfamayo River | |
|---|---|
 | |
| Etymology | Quechua |
| Location | |
| Country | Peru |
| Region | Cusco Region |
| Physical characteristics | |
| Mouth | Vilcanota River |
• coordinates | 13°4′5.70″S 72°24′31.61″W / 13.0682500°S 72.4087806°W |
Alfamayo River (possibly from Quechua allpa earth, mayu river,[1] "earth river") is a river in Peru located in the Cusco Region, La Convención Province, Huayopata District. It is a right tributary of the Lucumayo, an affluent of the Vilcanota River.[2]
The Alfamayo originates south of the Huamanmarca River near the lake Huamanmarcacocha. Its direction is mainly to the southwest. The confluence with the river Lucumayo is near the village Alfamayo.