Pristidactylus alvaroi is a species of lizard in the family Leiosauridae.

The species is endemic to the Chilean Matorral ecoregion within Chile.

The specific name, alvaroi, is in honor of Álvaro Donoso-Barros, the son of herpetologist Roberto Donoso-Barros, who first described the species in 1975.

[3] The preferred natural habitat of P. alvaroi is forest, at elevations of 1,000–2,200 m (3,300–7,200 ft).

This Iguanidae article is a stub.