Downsview Secondary School

{{Infobox school

| name = Downsview Secondary School

| image =

| caption =

| address = 7 Hawksdale Road

| city = Toronto

| province = Ontario

| former_name = Downsview Collegiate Institute

| founded = 1955

| postcode = M3K 1W3

| country = Canada

| coordinates = {{coord|43.7309|-79.4792|type:edu_region:CA-ON|display=inline,title}}

| schooltype = high school

| fundingtype = Public

| motto = Knowledge is Power!

| schoolboard = Toronto District School Board

| superintendent = Linda Curtis

| trustee = Alexandra Lulka

| principal = Saraya Elwin

| grades_label = Grades

| grades = 9-12

| enrollment = 565

| enrollment_as_of = 2017-18

| language = English

| schedule_type = Semestered

| mascot = Mustangs

| team_name = Downsview Mustangs

| url = {{URL|http://schoolweb.tdsb.on.ca/downsview}}

}}

Downsview Secondary School, formerly known as Downsview Collegiate Institute, is a semestered public secondary school in Toronto, Ontario, Canada.