St. Aloysius Gonzaga Secondary School
 St. Aloysius Gonzaga Secondary School is a Catholic high school located in the Erin Mills community of Mississauga Ontario named after Saint Aloysius Gonzaga. The school opened in Mississauga in 2001 after spending a year as a holding school in Georgetown. It is a joint venture between the city of Mississauga and the Dufferin Peel Catholic District School Board.