London South Collegiate Institute celebrates 100 years!

Registration now open for the May 2023 celebrations!

Online merchandise store now open!

The community of people who have called London South Collegiate Institute (formerly South Secondary School) their school – whether as students, staff, or even parents – are invited to use this Web site. Our hope is that by providing this site we can help South continue to be one of the great high schools in Canada.

You may also want to visit the official London South Collegiate Institute site.

Latest news

  • 100th Anniversary updates – March 2023
    100th ANNIVERSARY UPDATE #2 May Reunion Weekend – May 26-28th Just 10 weeks away! If you haven’t already registered, do it soon! Just go to and click on the “Register” button REMINDER: When your register, don’t forget to check the box if you are interested in attending the concert at 3 pm on Saturday…

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  • 100th Anniversary updates – February 2023
    Registration now open! Click here for details on registration. Reunion merchandise and memorabilia Starting in March you will find a link at where you will have an opportunity to get some South 100th Anniversary swag. Some of the items that will be available: sweatshirts, hats, shirts, insulated tumblers, coffee mugs, water bottles, pens, and…

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  • Registration now open for centennial celebrations
    Registration is now open to attend the wonderful celebration of 100 years of London South Collegiate May 26 – 28, 2023 371 Tecumseh Ave E, London, ON Friday, May 26 7:00 PM – 11:00 PM – Pub night, featuring an alumni jazz ensemble Saturday, May 27 9:30 AM – 4:00 PM:  School tours, memorabilia-filled decade rooms,…

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