L1 users: 1,500,000 (1989 UBS). Total Quechua in Peru 3,500,000–4,400,000 including Quechua I 750,000, Quechua II 2,680,000 (2000 W. Adelaar). 300,000 monolinguals. Ethnic population: 1,500,000.
Apurimac, Arequipa, Cusco, Moquegua, Madre de Dios, and Puno regions.
3 (Wider communication). Recognized language (1993, Constitution, Article 48).
Caylloma Quechua, Eastern Apurímac Quechua, Puno Quechua. Some dialect differences, but not as distinct as elsewhere. Substantial phonological and morphological differences with Ayacucho Quechua. A member of macrolanguage Quechua [que].
Latin script [Latn].
Christian, traditional religion.