| William Lyon Mackenzie Collegiate Institute | |
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| Address | |
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20 Tillplain Road , , Canada | |
| Coordinates | 43°45′13″N 79°27′42″W / 43.753581°N 79.461649°W |
| Information | |
| Other names | Mac, MAC, Mackenzie |
| Former name | Southview Heights Secondary School |
| School type | High school |
| Motto | Latin: Sua praemia laudi (Merit has its own reward) |
| Founded | 1960 |
| School board | Toronto District School Board (North York Board of Education) |
| Superintendent | Domenic Giorgi LN12 |
| Area trustee | Alexandra Lulka Rotman Ward 5 |
| School number | 3444 / 950130 |
| Principal | Cynthia Nguyen |
| Grades | 9–12 |
| Enrolment | 1385 (2019-2020) |
| Language | English |
| Schedule type | Semestered |
| Colour(s) | Blue, gold, and white |
| Mascot | Lyon |
| Team name | WLMC Lyons |
| Newspaper | The Lyon |
| Website | www |
William Lyon Mackenzie Collegiate Institute is a semestered high school located in Toronto, Canada.[1] The school was opened in 1960 by the North York Board of Education. It is located near Sheppard Avenue West and Allen Road, close to Sheppard West subway station.
- ^ Mackenzie TDSB School Profile 2008, Toronto District School Board . Retrieved July 14, 2009.