Verbania (Italian: [verˈbaːnja] , Lombard: [ʋerˈbaɲa], Piedmontese: [ʋerˈbɑnja]) is the most populous comune (municipality) and the capital city of the province of Verbano-Cusio-Ossola in the Piedmont region of northwest Italy. It is situated on the shore of Lake Maggiore, about 91 km (57 mi) north-west of Milan and about 40 km (25 mi) from Locarno in Switzerland. It had a population of 30,827 on 1 January 2017.

The area has been inhabited since prehistoric times. The oldest known people living in the area were the Lepontii. The area was added to the Roman Empire by Emperor Augustus in the first century AD.

In the eleventh century the area was controlled by the bishops of Novara, then by the counts of Pombia.