Quinchao is a Chilean commune located in Chiloé Province, Los Lagos Region.

The commune of Quinchao includes most of the Quinchao Island (sharing its territory with the commune of Curaco de Vélez), and it also incorporates nine nearby islands: Alao, Apia, Chaulinec and Cahuache (or Caguach), Lin-Lin, Llingua, Meulín, Quenac and Teuquelín.

As a commune, Quinchao is a third-level administrative division of Chile administered by a municipal council, headed by an alcalde who is directly elected every four years.

[1][2] Within the electoral divisions of Chile, Quinchao is represented in the Chamber of Deputies by Gabriel Ascencio (PDC) and Alejandro Santana (RN) as part of the 58th electoral district, together with Castro, Ancud, Quemchi, Dalcahue, Curaco de Vélez, Puqueldón, Chonchi, Queilén, Quellón, Chaitén, Hualaihué, Futaleufú and Palena.

The commune is represented in the Senate by Camilo Escalona Medina (PS) and Carlos Kuschel Silva (RN) as part of the 17th senatorial constituency (Los Lagos Region).