Chaminade College School (CCS, Chaminade) is an all-boys Catholic secondary school in Toronto, Ontario, Canada founded by the Archdiocese of Toronto along with the Society of Mary in 1964 and was previously affiliated by the Congregation of Christian Brothers since 1972. Owned and operated by the Toronto Catholic District School Board, Chaminade is one of the four all-male schools in Toronto and houses 920 students being ranked 331 of 725 on the Fraser Institute report card with a 6.4 rating.