Bresso (Milanese: Bress [ˈbrɛs]) is a municipality (comune) in the Metropolitan City of Milan in the Italian region Lombardy, located about 8 kilometres (5 mi) north of Milan. As of 2025, it has a population of 26,530 inhabitants and a population density of 7,849 persons/km², making it the most densely populated municipality in Italy outside the Province of Naples.

Bresso borders the following municipalities: Cinisello Balsamo, Cusano Milanino, Sesto San Giovanni, Cormano, Milan.

Milan's general aviation airfield is located at Bresso and is the home of the Aero Club Milano and Aero Club Bresso.

Bresso Airport is in the commune.