St. Ignatius of Loyola Catholic Secondary School is a separate school in Oakville, Ontario. The school teaches curriculum based on the Catholic faith, and has close ties with the Diocese of Hamilton and the local church, St. Matthew's Parish.
As of the 2025-2026 school year, the principal is Rocco Di Ianni.
The St. Ignatius of Loyola family of schools includes the following Catholic elementary schools in Oakville: St. Bernadette, St. Gregory the Great Catholic, St. Joan of Arc, St. Mary, St. John Paul II, St. Matthew, and St. Teresa.
St. Ignatius of Loyola is OakvilleâÂÂs first Catholic secondary school and the first secondary school in Ontario to be fully constructed using Ministry of Education capital grants.