Siona language

Siona
Gantëya coca
Native toColombia, Ecuador
RegionPutumayo River
EthnicitySiona people
Native speakers
(500 cited 2000–2008)
Tucanoan
  • Western
Dialects
Language codes
ISO 639-3snn
Glottologsion1247
ELPBaicoca-Siecoca (shared)

Siona (also spelled Ceona or Zeona and also known as Bain Coca, Pioje, Pioche-Sioni, Ganteyabain, Ganteya, Koka and Kanú) is a Tucanoan language of Colombia and Ecuador. Ecuadorian Siona and Colombian Siona, as well as Secoya, have a high level of mutual intelligibility, but have some lexical, morphological, and phonological differences between them.

As of 2013, Siona is spoken by about 550 people.