The municipality was founded around 1800 by the
Xincas, an almost extinct tribe indigenous to the area. San Juan Tecuaco is located in the southeast of Guatemala, in the department of Santa Rosa. Within 82 square km it is surrounded to the west and south by
Chiquimulilla, to the east by
Oratorio and
Pasaco and to the north by
Santa Maria Ixhuatan. The Democratic local government is represented by the Major, (
Alcalde) followed by the vice, and three councilors. The fair (
feria) Bailes, Misa, and Jaripeos, starts on January 23 and ends on January 27 in honor of
San Juan Evangelist. ==Etymology==