Guallatiri is a volcano in northern Chile.
Wallatiri (hispanicized spellings Guallatire, Guallatiri, Huallatire, Huallatiri) may also refer to:
Wallatiri (Challapata), a mountain in the Challapata Province, Oruro Department, Bolivia Wallatiri (La Paz), a mountain in the La Paz Department, Bolivia Wallatiri (Peru), a mountain in the Tacna Region, Peru Wallatiri (Poopó), a mountain in the Poopó Province, Oruro Department, Bolivia