Bosisio Parini is a comune, or municipality, located in the Province of Lecco within the Lombardy region of northern Italy. It is situated approximately 40 kilometres (25 mi) north of Milan and about 11 kilometres (7 mi) southwest of the city of Lecco.
The town is positioned on the shores of the Lake of Pusiano. It serves as a local municipality within the geographic landscape of the Lombardy region.