Maslianico is a comune (municipality) in the Province of Como in the Italian region Lombardy, located about 45 kilometres (28 mi) north of Milan and about 5 kilometres (3 mi) northwest of Como, on the border with Switzerland. As of 31 December 2004, it had a population of 3,469 and an area of 1.3 km².
Maslianico borders the following municipalities: Cernobbio, Como, Vacallo (Switzerland).