Brignano Gera d'Adda (Bergamasque: Brignà) is a comune (municipality) in the Province of Bergamo in the Italian region of Lombardy, located about 35 kilometres (22 mi) east of Milan and about 20 kilometres (12 mi) south of Bergamo.

The main attraction is the Palazzo Visconti, divided into a Palazzo Vecchio ("Old Palace") and a Palazzo Nuovo ("New Palace").

Originally a defensive castle known from the 10th century, it was rebuilt in the 13th to 17th centuries; it houses frescoes from the Galliari brothers, Mattia Bortoloni and Alessandro Magnasco.

The church of Sant'Andrea dates to the 11th century.

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