St. Mary Catholic Secondary School is a Catholic secondary school located in Hamilton. It is a part of the Hamilton Wentworth Catholic District School Board.
St. Mary Catholic Secondary School opened in 1970 in the former Christ the King Elementary School. It moved to the former Hamilton Teacher's College in 1980. Due to overcrowding, planning for a new school on the current location started in 1992.
St. Mary Catholic Secondary School feeder schools are: Canadian Martyrs, Guardian Angels, and St. Joseph in Hamilton; Our Lady of Mount Carmel in Carlisle; St. Augustine and St. Bernadette in Dundas; and St. Thomas in Waterdown.
The womanâÂÂs program has captured 12 National Championship titles, while the menâÂÂs program earned its first national championship title in 2005.