Antonio Quijarro is a province in the central parts of the Bolivian Potosí Department situated at the Salar de Uyuni.

The province lies at the Uyuni salt flat.

The main language of the province is Spanish, spoken by 87%, while 74% of the population speak Quechua.

50% of the population are employed in agriculture, 8% in mining, 5% in industry, 37% in general services.

The people are predominantly indigenous citizens of Quechua and Aymara descent.