San Juan Tamazola is a town and municipality in Oaxaca in south-western Mexico.

The municipality covers an area of 156.93 km².

It is part of the Nochixtlán District in the southeast of the Mixteca Region.

[1] As of 2010, the municipality had a total population of 3,446.

[2] This article about a location in the Mexican state of Oaxaca is a stub.