Castello di Brianza

{{Infobox Italian comune

| name = Castello di Brianza

| official_name = Comune di Castello di Brianza

| native_name =

| image_skyline =Parrocchiale_Castello_Brianza.JPG

| image_caption = Parish church.

| image_shield =Castello di Brianza-Stemma.svg

| shield_alt =

| image_map =

| map_alt =

| map_caption =

| pushpin_label_position =

| pushpin_map_alt =

| coordinates = {{coord|45|46|N|9|20|E|type:city(2,306)_region:IT|display=inline,title}}

| coordinates_footnotes =

| region = Lombardy

| province = Lecco (LC)

| frazioni =

| mayor_party =

| mayor = Aldo Riva

| area_footnotes =

| area_total_km2 = 3.6

| population_footnotes = All demographics and other statistics: Italian statistical institute Istat.

| population_total = 2568

| population_as_of = 1 January 2014

| pop_density_footnotes =

| population_demonym = Brianzollesi

| elevation_footnotes =

| elevation_m = 394

| twin1 =

| twin1_country =

|istat=| saint =

| day =

| postal_code = 22040

| area_code = 039

| website = {{official website|http://www.comune.castellobrianza.lc.it/}}

| footnotes =

}}

Castello di Brianza (Brianzöö: {{lang|lmo|Castél}}) is a comune (municipality) in the Province of Lecco in the Italian region Lombardy, located about {{convert|35|km|mi}} northeast of Milan and about {{convert|11|km|mi|0}} southwest of Lecco.

Castello di Brianza borders the following municipalities: Barzago, Colle Brianza, Dolzago, Rovagnate, Santa Maria Hoè, Sirtori.