The Siona people (also known as Sioni, Pioje, or Pioche-Sioni) are an indigenous ethnic group living in the Ecuadorian Amazon or Oriente (est. population 250 in Ecuador (2000 Juncosa)), and in Putumayo Department in Colombia (est. population 300 in Colombia (1982 SIL)). They share territory along the , Aguarico, and Cuyabeno river with the Secoya people, with whom they are sometimes considered a single population. The Siona language is a Tucanoan language.