Santa María Yolotepec is a town and municipality in Oaxaca in south-western Mexico.

The municipality covers an area of [clarification needed] km².

It is part of the Tlaxiaco District in the south of the Mixteca Region.

As of 2005, the municipality had a total population of [clarification needed].

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