Valganna is a comune (municipality) within the Province of Varese in the Italian region Lombardy, located about 60 km northwest of Milan and about 13 km north of Varese.

The name Valganna is a compound of valley and Ganna, which is the name of one of the villages located in the valley.

[3] Lago di Ghirla and Lago di Ganna are located in the territory of the municipality.

Valganna borders the following municipalities: Arcisate, Bedero Valcuvia, Brinzio, Cuasso al Monte, Cugliate-Fabiasco, Cunardo, Induno Olona; the territory of the Comune is comprised in the Cinque Vette Park.

This article on a location in the Province of Varese is a stub.