San Pablo Guelatao is a town and the seat of the Municipality of Guelatao de Juárez, in the Mexican state of Oaxaca. It is part of the Ixtlán District in the Sierra Norte de Oaxaca region.

Oaxaca, officially the Free and Sovereign State of Oaxaca, is one of the 32 states that compose the Federative Entities of the United Mexican States. It is divided into 570 municipalities, of which 418 are governed by the system of usos y costumbres with recognized local forms of self-governance. Its capital city is Oaxaca de Juárez.