Cino is a comune (municipality) in the province of Sondrio, in the Lombardy region of northern Italy. It is a small settlement of roughly 400 inhabitants, with a total area of about 5 square kilometres (1.9 square miles), giving it a population density of around 67 inhabitants per square kilometre.
The comune is located in the Alpine province of Sondrio, which covers the northern part of Lombardy along the border with Switzerland. Cino borders the municipalities of Cercino, Mantello, Novate Mezzola, and Dubino.