Cosio
# Cosio

Cosio may refer to:

* Cosio di Arroscia, an Italian municipality in the Province of Imperia, Liguria
* Cosio Valtellino, an Italian municipality in the Province of Sondrio, Lombardy
* Cosío, a Mexican municipality in the state of Aguascalientes
* Cosío, a Mexican town and municipal seat in the state of Aguascalientes
