Burnaby South Secondary is a public high school in Burnaby, British Columbia, and it serves the South Slope, Burnaby neighbourhood, and Southern Burnaby. It is one of the eight high schools within School District 41 Burnaby. Burnaby South currently contains approximately 1700 students.

Burnaby is a city in the Lower Mainland region of British Columbia, Canada. Located in the centre of the Burrard Peninsula, it neighbours the City of Vancouver to the west, the District of North Vancouver across the confluence of the Burrard Inlet with its Indian Arm to the north, Port Moody and Coquitlam to the east, New Westminster and Surrey across the Fraser River to the southeast, and Richmond on the Lulu Island to the southwest.