Dialects: Ajachemem, Juaneño (Acgachemem, Agachemem, Ajachema, Ajachemem), Luiseño.
Genealogy:
Demographics: 5 (Golla 2007), decreasing. Ethnic population: 2,500 (Golla 2007).
Language Use: Juaneño dialect is extinct. Shifting to English [eng]. San Juan Capistrano community has a language revival program for the Ajachemem dialect. Older adults only.
Language Development: Grammar.
Writing System: Latin
Nation of Origin: United States