Colle Brianza (Brianzöö: ) is a comune (municipality) in the Province of Lecco in the Italian region Lombardy, located about northeast of Milan and about southwest of Lecco.
Colle Brianza borders the following municipalities: Airuno, Castello di Brianza, Dolzago, Ello, Galbiate, Olgiate Molgora, Santa Maria Hoè, Valgreghentino.