| Atapalluni | |
| Elevation M: | 4800 |
| Elevation Ref: | [1] |
| Range: | Andes |
| Location: | Peru, Puno Region, Chucuito Province, El Collao Province |
| Map: | Peru |
| Map Size: | 200 |
| Coordinates: | -16.7717°N -69.5197°W |
Atapalluni (Aymara itapallu, atapallu nettle,[2] -ni a suffix to indicate ownership, "the one with the nettle (or nettles)", also spelled Atapallune) is a mountain in the Andes of southern Peru, about 4800m (15,700feet) high. It is situated in the Puno Region, El Collao Province, Santa Rosa District, and in the Chucuito Province, Pisacoma District.[1]