Santiso is a municipality in northwestern Spain, located in the province of A Coruña within the autonomous community of Galicia. It lies in the southeast of the province.
As a Galician municipality, Santiso is one of the many small administrative units that make up the region's local government structure. The municipality is situated in the interior of A Coruña province, away from the Atlantic coastline that defines much of Galicia's western edge.
Details about Santiso's population, economy, and specific landmarks are limited in the available source material. The municipality is primarily defined by its administrative status within Galicia and its position in the southeastern part of A Coruña province.