** San Bartolomé Quialana ** is a town and municipality in Oaxaca in south-western Mexico. The municipality covers an area of 49.76 km2. It is part of the Tlacolula District in the east of the Valles Centrales Region. As of 2005, the municipality had a total population of 2,485. Women in the area wear traditional clothing. Municipal President Victorino Gómez Martínez died on August 25, 2020 during the COVID-19 pandemic in Mexico.

Etymology

Quialana is a Zapotec word that means "black rocks" or "blackened rocks." This is associated with the fact that there is a rocky hill in the area which is called Picacho or Yubda (in Zapotec, "Sun Rock).