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Unionville High School Markham, ON Alumni
The alumni of Unionville High in Markham, Ontario are encouraged to use this site to relive their time in high school by sharing with former students and teachers of Unionville High School. We also encourage you to keep up to date on news and reconnect with lost friends. You can also find out what other graduates are doing now, share memories with other alumn, upload pictures from Unionville and find other alumni.