Bergamasco is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont, located about 70 kilometres (43 mi) southeast of Turin and about 15 kilometres (9 mi) southwest of Alessandria.

Then William IX Palaiologos, the marchese of Montferrat, caught and destroyed it.

In 1944, during World War II, the town was part of the partisan Republic of Alto Monferrato.

Bergamasco borders the following municipalities: Bruno, Carentino, Castelnuovo Belbo, Incisa Scapaccino, and Oviglio.

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